0010GY
THE LIBRARY
OF
THE UNIVERSITY
OF CALIFORNIA
PRESENTED BY
PROF. CHARLES A. KOFOID AND
MRS. PRUDENCE W. KOFOID
PILCHARD FISHING ON THE CORNISH COAST.
Frontispiece 1.
(See pi»g« 352.
8EA-WEED8.
The Blood-coloured Deleueria. Z. The Spotted Nitophyllum. 3. The Scarlet Plocamiu
t. The Kuscu»-leaved Deleuena. 5. Perforated Ulva of the North Pacific.
(See Chapters 7 anil - )
MARITIME FLOWERS.
1. The Yellow Horned Poppy. 2. The Scarlet Horned Poppy. 3. The Sea-side Pea. 4. The Sea-side Convolvulus.
5. The Sea Lavender. 6. The Sea Buckthorn. 7. The Sea Rocket. 8. The Sea Chickweed. 9. The Sea Wrack-grass
_ . . See Chapters 9 and 10.)
Frontispiece 2.
SEASIDE DIVINITY
BY THE
EEY. EOBEET W. FKASER, M.A.
AUTHOB OF
' SCIENTIFIC WANDBBINGS ; " " SACKED BITES OP ANCIENT ISRAEL ;
"DAY AND NIGHT;" "LEAVES OP THE TEES OP LIFE;"
"ELEMENTS OP PHYSICAL SCIENCE;"
" HEAD AND HAND ;" ETC.
WITH ILLUSTRATIONS BY
HENRY NOEL HUMPHREYS, J. WOLF, G. H. ANDREWS, T. W. WOOD,
AND J. B. ZWECKER
ENGRAVED BY DALZIEL BROTHERS
LONDON: JAMES HOQa AND SONS
MDCCCLXI
[The Eight of Translation is reserved]
BIOLOGY
UBRARf
6IOLO€T
UBRAWf
PREFACE.
SOME years ago the Author, at the desire of the
editor of an eminent periodical, contributed a
short series of papers on one of the branches of
the Natural History of the Sea-shore. The ex-
tremely favourable reception which those contri-
butions had the honour to meet with from persons
qualified to appreciate them, has encouraged him
to present the following work to the Public.
Its nature and object are perhaps sufficiently
indicated by its title of " Seaside Divinity;" it
may be added, however, that the work has not
been written with the view of teaching geology,
botany, or natural history, but of directing the
reader's attention to the many very striking illus-
trations of great and impressive truths which
those departments of science exhibit in the phe-
nomena and productions of the sea-shore.
The studies to which the following chapters
refer are calculated in no small degree to enhance
the charms of a visit to the sea-shore, to yield
A 3
IV PREFACE.
recreation amidst graver toils, and to minister to
intellectual and moral soundness, while the scenes
in which they are pursued contribute to the in-
crease of bodily health and vigour. It is the
Author's earnest hope that the volume he now
submits to the reader's perusal may conduce in
some measure to such important results.
June, 1861.
CONTENTS.
CHAPTEK I.
INTRODUCTION.
Charms of the Sea- shore. — Classic and Oriental Myths relating
to the Sea. — Various Studies suited to the Seaside. — What
is requisite for such Studies — an Illustration from Botany. —
Advantages of such Pursuits Page 3
CHAP. II.
MARITIME GEOLOGY.
Extent, Character, Variety of Aspect of our Sea-shores, and
their Relation to Geological Structure. — General View of
Geology. — Geological -Tour from Cornwall and Devonshire
along the Coasts of England and Scotland, exhibiting the
General Features of our Sea-shores as regards their Struc-
ture . 15
CHAP. III.
CHANGES IN- OUB SEA-SHORE.
Mutations of the Earth's Surface indicated by Geology. —
General View of their Causes. — Alterationstwhich from Age
to Age have occurred in various Parts of the British and Irish
Coasts, and their Causes. — Analogous Changes in other Parts
of the World , 33
Vlll CONTENTS.
CHAP. IV.
FOSSILS OF THE SEA-SHORE.
General Views. — Fossils of the Palaeozoic, the Secondary and
the Tertiary Epochs, and various considerations regarding
them Page 55
CHAP. V.
THE OCEAN.
Aspect of the Ocean. — Sunrise and Sunset. — Extent. — Rela-
tion to Rivers and Lakes. — Medium of Intercourse. — Depth.
— Colour. — Saltness. — Circulation in the Ocean. — Coral
Reefe, &c .81
CHAP. VI.
WINDS AND TIDES.
Interest of the Subject. — Air and Water, Ocean and Atmo-
sphere. — Theory of the Tides. — Tidal Phenomena. — Rise
of Tide in various parts of the Coast — The Bore. — Currents
of the Sea. — The Winds . 107
CHAP. VII.
MARINE VEGETATION.
Analogy between Marine and Terrestrial Vegetation. — Variety
of the Algae. — Marine Botany, its Classification. — Specimens
of the three Subdivisions in which our Sea- weeds are compre-
hended . . 125
CHAP. VIII.
PHYSIOLOGY OF MARINE PLANTS.
Claims which they have on our Attention. — Fructification. —
Peculiarity «f their Structure. — Reproduction. — Their re-
markable Structure as related to the Element they exist in. —
Artificial Uses of Sea-weeds. — Their Relation to Marine
Animals, &c 137
CONTENTS. IX
CHAP. IX.
MABIT1ME PLANTS.
Seaside Flowers. — Interest attached to them. — Vegetation of
Seaside less luxuriant than in Inland Places. — Seaside
Grasses. — Seaside flowering Plants. — Examples of various
Species . Page 151
CHAP. X.
PHYSIOLOGY OF MABITIME PLANTS.
Adaptation of their Structure to their Places of Abode. — Special
Instances of this Adaptation. — Analogy between Marine and
Maritime Plants. — Functions of Boots. — Adaptation of Leaves
to their Office, &c 171
CHAP. XL
CLASSIFICATION.
Number and Variety of Organic Forms. — Generalisation. —
Classification of the Animal Kingdom . . . .183
CHAP. XII.
BADIATA, OB HAYED ANIMALS ZOOPHYTES.
Various Species of Zoophytes. — Tubularia. — Sertularia. —
Sea-pen. — Sea-fan. — Actiniae, " Sea Anemones," &c. . 191
CHAP. XIIJ.
BAYED ANIMALS — SEA-NETTLES.
Structure and Organisation. — Variety of Species. — Differences
in Form, Colour, Modes of Locomotion. — Luminous Proper-
ties.— Eeproduction, &c 203
CHAP. XIV.
BAYED ANIMALS STAB-FISHES.
Crinoidese of Primaeval Seas. — Different Families of the Star-
fishes— Their Structure, &c. — Ophiuridae. — Feather-star. —
! Sun-star. —Brittle-star, &c 219
X CONTENTS.
CHAP. XV.
BAYED ANIMALS — SEA-URCHINS.
Antiquity of the Race. — Egg-urchin. — Complexity of Struc-
ture.— Method of Enlargement. — Mechanism of Spines, of
Mouth, &c Page 231
CHAP. XVI.
ARTICULATA, OB JOINTED ANIMALS — MARINE "WORMS, ETC.
Their Structure. — Tubicolse and Serpulae, &c. — Nereis. —
Sea-mouse 239
CHAP. XVIL
ARTICULATA, OB JOINTED ANIMALS — CIRRIPEDA.
" Curl-footed " Animals. — Balanus or Acorn-shelL — Barnacles.
— Pentalismus anatifera. — Popular Error. — Young of the
Barnacle Shell, &c 249
CHAP, xvm
ARTICULATA — CRABS.
Structure. — Spider-Crab and various other Species. — Pagurus :
Habits and Structure, &c. — Zoea 257
CHAP. XIX.
ARTICULATA — LOBSTERS, ETC.
The Shrimp. — The common Lobster. — Various Species. —
Structure and Habits, &t. 273
CHAP. XX.
MOLLUSCA, OR SOFT-BODIED ANIMALS — BIVALVES.
Molluscs. — Bivalves. — Structure and Habits of various Spe-
cies.— The common Cockle, &c 283
CHAP. XXI.
MOLLUSCA — WHELKS.
The Whelk and its Varieties. — Structure and Instincts, &c. —
The Limpet. — Structure, &c 293
CONTENTS. XI
CHAP. XXII.
MOLLTJSCA CUTTLE-FISH.
Cuttle Fish: its Habits and Structure. — Varieties of Species.
Page 305
CHAP. XXIII.
VERTEBRATA — FISHES.
Form of Fishes : its Adaptation.— External Covering.— Colours.
— Locomotive Powers. — Kespiration, &c. . . .317
CHAP. XXIV.
VERTEBRATA — FISHES.
Fishes: Instances of remarkable Form, Structure, and In-
stincts. — The Lump-Sucker. — The Lamprey. — The Stickle-
back. — Pipe-Fishes. — The Fishing-Frog.— Shark. — Eays,
&c .329
CHAP. XXV.
VERTEBRATA FISHES.
Edible Fishes : The Cod Family.— Flat Fish.— The Herring and
Pilchard Family.— Pilchard Fishing . . . .345
CHAP. XXVI.
VERTEBRATA — MARITIME BIRDS.
Swimming and Wading Birds.— The Curlew. — The Sand-
piper. — Divers. — Grebes. — The Grannet : its remarkable
Structure 359
CHAP. XXVII.
VERTEBRATA SEASIDE MAMMALIA.
The Cetacea, or Whale Tribe. —The Dolphin.— The Sea Uni-
corn.— The common Whale: remarkable Adaptations of
Structure, &c. — The Seal Family: Form and Habits. —
Adaptations of Structure. — Conclusion . . . 369
LIST OF ILLUSTRATIONS.
PILCHARD FISHING ON THE CORNISH COAST . . Frontispiece l
From a Drawing by O. H. Andrews.
SEA-WEEDS : — 1. The Blood-coloured Delesseria ; 2. The Spotted Ni-
tophyllum ; 3. The Scarlet Plocamium ; 4. The Ruscus-leaved Deles-
seria; 6. Perforated Ulva of the North Pacific. — MARITIME
FLOWERS: — 1. The Yellow Horned Poppy; 2. The Scarlet Horned
Poppy ; 3. The Seaside Pea ; 4. The Seaside Convolvulus 5 5. The
Sea Lavender ; 6. The Sea Buckthorn; 7. The Sea Rocket; 8. The
Sea Chickweed ; 9. The Sea Wrack-grass . . . Frontispiece 2
From Drawings by Henry Noel Humphreys.
FOSSILS OF THE SEA-SHOEE:— 1,2. Chain Coral; 3. Mushroom Coral ;
4. The Fossil Flying-Fish; 5. A Fossil Fish of Permian Formation ;
6. Fossil Fish of the Devonian Formation ; 7. The Berry -bone Fossil
Fish ; 8. A Fossil Bat; 9. The Great-headed Fossil Lizard; 10. A
Trilobite ; 11. A Small Trilobite ; 12. The Lily Encrinite Page 66
From Drawings by Henry Noel Humphreys.
BATED ANIMALS : — 1. The Sand Star ; 2. The Brittle Star; 3. Gem-
med Sea- Anemone ; 4. The Medusa Sea- Anemone ; 5. A Jelly Fish ;
6. The Sea Fan ; 7. The Sea Pen ; 8. The Sea Urchin ... 191
From Drawings by Henry Noel Humphreys.
JOINTED ANIMALS — SOFT-BODIED ANIMALS : — Lobster Fishing;
Shrimping; Dredging for Oysters; The Hermit Crab; The Spider
Crab ; The Cockle ; The Cuttle-Fish ; Eggs of the Cuttle-Fish . 239
From Drawings by O. H. Andrews and T. W. Wood.
FISHES :— Cod Fishing ; Trawling for Flat Fish ; Remarkable Fishes :
1. The Lamprey ; 2. The Lump Fisher or Lump Sucker ; 3. Fifteen-
spined Stickleback ; 4. Fishing Frog, or Frog Angler ; 5. The Pipe
Fish 317
From Drawings by O. H. Andrews and T. W. Wood.
MARITIME BIRDS : — The Bass Rock ; Terns, or Sea Swallows ; Puffins ;
The Sheldrake : The Smew ; The Gannet (adult and young) ; The
Diver 369
From a Drawing by J. Wolf.
SEASIDE MAMMALIA : — Seal Fishing in Greenland ; The Seal Family :
1. The Common Seal ; 2. The Grey Seal ; 3. The Walrus ; 4. The Harp
Seal 369
From a Drawing by J. B. Zwecker.
INTRODUCTION
SEASIDE DIVINITY,
CHAPTER I.
INTRODUCTION.
Charms of the Sea-shore. — Classic and Oriental Myths relat-
ing to the Sea. — Various Studies suited to the Seaside. —
What is requisite for such Studies, — an Illustration from
Botany. — Advantages of such Pursuits.
IT is the month of June. The keen and withering
blasts of Eurus, which blow with such direful per-
tinacity in April and May, are at last superseded
by the soft west winds, fraught with health and
oxygen from the luxuriant vegetation of the
tropical lands where they have their birth. It
must have been in this same month — the love-
liest of the year — that "holy George Herbert"
indited those lines so dear to quaint old Isaac
Walton: —
" Sweet day, so calm, so pure, so bright,
The bridal of the earth and sky ! "
In no other month does Nature exhibit so many
and such varied evidences of that august bridal
of which the poet so sweetly sings. Heaven,
with its soft breezes and gentle showers and
genial sunshine, is united with the smiling Earth ;
4 SEASIDE DIVINITY.
and the happy bride has decked herself in her
verdant garniture, and thousands of flowers rich
in colour and perfume, and multitudes of living
beings born of this union have sprung into joyous
existence. Woods, meadows, rivers, hills, valleys,
all vie with each other in presenting their vari-
ous charms to the delighted wayfarer ; but no
scenes can advance stronger claims on his atten-
tion at this season than the sea-shore.
Let us wander along the beach. On one hand
is the sea: its surface is rippled by the fresh
breeze; the tide is gently encroaching on the
sands; the wavelets falling in quick succession,
utter their murmurs in a monotone not unmu-
sical to a poet's ear. On the other hand, there
are rocks whose bases have for thousands of years
resisted the storms of winter, and whose summits
are crowned with trees, and flowers, and waving
ferns, and from a rift in which falls a clear
sparkling runnel, that, after wandering through
woods and fields, at length leaps over the rock
and loses itself in the sea. Then, high overhead,
the sky is of that same deep blue which we see
reflected in the waters beneath ; and here and
there far aloft are clouds of that kind which
meteorologists tell us never betoken rain, and
which, as the rays of the sun light them up, seem
lovely enough to realise the poet's dream, that
" Some angels in their upward flight
Had left their mantles floating in mid air ;"
and the no less poetical fancy of the philosopher,
THE SEA-SHORE. 5
that such radiant forms might be the vehicles on
which denizens of some of the planetary worlds
might pass from place to place through the fields
of ether. Then far at sea on the verge of the
horizon there are a few ships, with only a speck
of snowy canvas visible, for the convex waters
interpose between their hulls and the spectator's
eye ; while only a few hundred yards off, a flock
of gulls are floating on the waves, screaming to
each other as if discussing the probabilities of a
contemplated attack on the next shoal of small
fry that make their appearance near the surface.
None but very ordinary observers can resist the
attractions which heaven, and earth, and sea
thus unite in presenting to the visitor of the sea-
shore ; and so, without any disparagement to the
special charms of purely rural scenes, we reiterate
our conviction that in this lovely month of June
no charms of natural scenery exceed those of our
sea-shores.
Let us seat ourselves beneath the grateful
shadow of this rock, and no longer resist the spirit
of contemplation which whispers to us in these
whispering waves.
What an inexhaustible fund of strange and
marvellous knowledge does not that sea contain !
What mysteries amid its depths ! What wonders
in the structure and habits of its denizens ! In
its tides and currents how much that is interesting
and marvellous ! In its storms and calms how
much that is grand and sublime ! In all that
pertains to the great deep how striking and how
B 3
6 SEASIDE DIVINITY.
solemn the lessons uttered as to Creative wisdom,
and power, and foresight, bidding us
"own
The Hand Almighty who its channelled bed
Immeasurable sunk, and poured abroad,
Fenced with eternal mounds, the fluid sphere ! "
Looking upon the sea on a day so lovely as this,
one ceases to marvel at those wild and wayward
fancies of Greek and Oriental mythology which
loved to people the realms of ocean with nymphs
and deities endowed with natures suited to the
element in which they were presumed to exist.
How favourable to the birth and development of
such charming myths must have been the shores
of Baiae, or the isles that stud the blue Egean !
With cloudless azure above, and serene waters
below, and all nature breathing grace and beauty,
how natural the idea that those bright waters were
the abode of the Nereides, marine damsels, ever
blooming in youth and loveliness, and who by the
favoured few might sometimes be seen disporting
on the backs of dolphins, or frequenting, on the
sea-shore, caves and grottoes, adorned with flowers
and sea-shells ! How natural too, and how credible
to a fervid imagination, the story of Ceyx and
Halcyone, told in strains of such tender melan-
choly by Ovid, in which the faithful pair are
reunited in the form of birds dear to the sea-
nymphs, and which make their nests on the sea
foam when winds and waters are at rest ! The
desire one feels to be able to take up one's abode
beneath these mysterious waves would itself render
OCEAN MYTHS. 7
perfectly credible in Classic times the history of
the Boeotian fisherman who, perceiving that the
fish he had caught on being thrown upon the grass
were endowed with new life and enabled to regain
their native element, imitated their example, and
tasting the miraculous herbage, became forthwith
a denizen of the deep.
How charming would it be if, as we are here
seated contemplating those waves, we should sud-
denly find the Arabian myth of Abdallah of the
Sea realised! How gladly should we accept a
polite invitation to visit the caves of the ocean,
protected by the enchanted unguent from all
inconvenience which a descent beneath the waters
would otherwise cause to our organs of respiration !
How pleasant is this warm weather to visit in
safety those crystal depths, where the finny tribes
lead " their cold sweet silver life, wrapped in round
waves ! " Beneath the liquid crystal would await
us scenes more wonderful than the fairy dreams
of childhood.
It is hopeless, however, to await a visit from
Abdallah ; for that remarkable personage dwells,
it is more than probable, only beneath those
bright waves which bathe the shores of Yemen,
and so cannot be expected to emerge from our
hyperborean waters. We have nothing for it,
therefore, but to content ourselves with what our
sea-shores themselves present us.
Happily no preternatural aid or direction is
required to enable us to perceive the objects with
which the sea-shores furnish us. They are many
B 4
8 SEASIDE DIVINITY.
and various. They all belong more or less to
Natural History in its more comprehensive accep-
tation ; and Natural History is itself a charming
study.
Then we have to consider the aspect, the
character, and the structure of our sea-shores ; the
ocean itself, with its special laws and history;
marine vegetation and littoral plants ; and a great
variety of living beings which either make their
abode continually on our shores, or only visit them
from time to time. Such objects, so many and so
various, invest our sea-shores with the greatest
novelty; for the most diligent and industrious
observer cannot with all his labour exhaust the
store even of the microscopic objects alone which
the sea-beach affords. Be it observed, however,
that to reap the full advantage which such studies
are capable of conferring, some particular know-
ledge is requisite, as well as diligence and at-
tention.
A very simple illustration will be sufficient to
explain this. Let us suppose, for example, the
case of a person entirely ignorant of the botany
of field flowers. He never heard of the artificial
system of Linnaeus, or the natural system of
Cuvier., He has no more acquaintance with one
flower than another, as regards its structure, its
functions, its habits, or its qualities. To such an
individual a ramble through the fields or woods in
spring presents little more than the fact, that the
hedge-rows, the meadows, and the trees are again
assuming their verdant garniture, and that, after
SPECIAL KNOWLEDGE — ITS USE. 9
the long sleep of winter, nature is once more
exhibiting a cheerful aspect. The want of special
and particular acquaintance with the science of
botany deprives him of numberless pleasing
impressions, which would otherwise be made upon
his mind by the reappearance of those objects in
the vegetable kingdom to which he had given
attention in some preceding season.
" A primrose by the river's brim
A yellow primrose is to him,
And it is nothing more."
The Book of Nature has opened its pages before
his eyes; those pages are distinctly printed and
gloriously illustrated ; but to him they are in a
great measure written in an unknown language,
and the characters fail to awaken in him more
than a few vague and indefinite ideas.
How different is the case of the person who is
even but imperfectly acquainted with botany I
To him a solitary ramble among the green lanes
and shadowy woods offers an inexhaustible fund
of cheerful, healthful, elevating contemplation.
He can read the book that is opened before him,
and comprehend much of its language. The
simplest flower that springs up beneath the haw-
thorn hedge suggests to him a train of ideas. Every
leaf that issues from nature's press is in his view
like the Prophet's roll, printed within and without
in characters full of the sublimest significance;
every blade of grass is vocal to him, and,
awakening the echoes of memory, renews past
10 SEASIDE DIVINITY.
impressions and past enjoyments. To him there
are sermons not only in trees, but in the humblest
flower beneath his feet; in the moss that crowns
the mouldering wall, the little fern that grows on
its sides, or the various coloured lichens that
give their peculiar tints to the stones that
form it.
These remarks are not less applicable to a
ramble by the sea-shore than to a walk among
the rustic places of the inland country. In both
instances some special and particular knowledge
is essential to the pleasure and enjoyment of the
observer; and with such particular acquirement
the wanderer by the seaside may convert even the
murmur of the ocean into an articulate voice, and
understand much of what the "wild waves are
saying."
No study is better calculated to strengthen our
corporeal and mental faculties, or to recruit them
when wearied or overtaxed, than that of the
Natural History of the Sea-shore. Even the
fresh air, the exercise, the freedom from restraint
connected with these pursuits, are for a large
number of human ills medicines, in the uni-
versality of which all physicians are agreed from
the days of Hippocrates and Galen to the present
hour. And what a solace to mind and body to
leave behind the thousand and one " winged
cares " which the poet tells us flit about the ceilings
of our abodes! What a delight, if they still
pursue us as we drive away to the beach, to bid
them begone, or, if they succeed in entering the
SEA-SHORE LESSONS. 11
boat with us, to push them over into the bright
waves ! Nay, the very effort thus to obtain freedom,
albeit it may not be entirely successful, is itself
conducive in no small degree to mental and
corporeal vigour.
Then in the objects themselves which we study
how much is there that is wholesome to the moral
and intellectual powers as fresh air and exercise
to the bodily functions ! The various depart-
ments of natural history, of which the sea-
side furnishes illustrations, exhibit innumerable
organised structures, singularly beautiful in them-
selves, and marvellously adapted to places,
conditions, and circumstances. It ministers in no
small degree to the health and vigour of the mind
to examine such structures, and note such
adaptations, and suffer them to enforce the lessons
they read us as to Creative power, foresight, and
beneficence.
It is not necessary for us to inquire as to the
manner in which Creative power and wisdom have
been exercised. We are not called upon to deter-
mine what the method may have been or may
still be ; whether the great Originator has produced
the organisms we admire, directly or indirectly
by the action of general laws. Whatever view
we may take, the result is the same. We discover
substances and elements highly complicated in
their relations, resulting in organisms so adapted
to the conditions they are placed in, that it is
impossible not to admit that the adaptation is
designed by the same Agent in which the structure
12 SEASIDE DIVINITY.
itself originated. Such indications are extremely
various and numerous, and to these we invite our
reader, to discern with us some of the striking
truths of what we venture to denominate Seaside
Divinity.
MARITIME GEOLOGY
15
eh"
CHAP. II.
MAKITIME GEOLOGY.
Extent, Character, Variety of Aspect of our Sea-shores, and their
Relation to Geological Structure. — General View of Geology. —
Geological Tour from Cornwall and Devonshire along the Coasts
of England and Scotland, exhibiting the General Features of
our Sea-shores as regards their Structure.
THE shores of the British Islands, including
those of the many smaller isles which form the
group, comprehend, when measured along the
extremely irregular line of our numerous bays and
estuaries, a circuit of several thousands of miles,
and exhibit throughout their vast extent the
utmost variety of scenery and aspect.
In some instances the shores are tame and
uninteresting ; but as a general rule they possess
great beauty and grandeur. In some parts of the
coast the land slopes gently toward the sea, and is
either clothed with trees, or consists of rich
meadows and cultivated fields, and is terminated
by a beach of smooth sand or of pebbles mingled
with shells. In others the coast is bounded by
precipitous cliffs of great altitude, exposed to the
perpetual action of the billows, and presenting
features of the wildest and most romantic character.
In the one case the wanderer easily gains access
16 SEASIDE DIVINITY.
to the water's edge, and may enjoy the charms of
the seaside \
" in summer eve,
When the broad shore retiring waters leave,
And all is calm at sea and still on land."
On the other, all access to the water is imprac-
ticable, for it is often of profound depth, and it
never leaves the base of the cliffs. But ample
amends are made in the sublimity of the scenery,
and the extent of the view which from such
situations can be obtained.
The variety of features thus presented to us in
the scenery of our sea-shores may be traced in a
great measure to peculiarities in their geological
structure. But there are other respects besides
form and outline in which the geology of our
shores modify their aspect. The vegetation, both
in its amount and its character, depends in a very
considerable degree on the nature and properties
of the soil ; and the soil in its turn is dependent
for its quality on the rocks and strata on which it
rests ; and hence the geology of any particular
district is concerned in modifying the character of
the vegetation. Thus the tameness or the sub-
limity of the scenery, and the scantiness or the luxu-
riance of the terrestrial plants by which the scenery
is adorned, may originate in the same cause;
These remarks may to some extent be illustrated
even by a very general view of the geology of
Britain. The Tertiary formations are for the most
part spread along the eastern and south-eastern
maritime districts ; the formations of the Plutonic
rocks and the strata of greatest antiquity occur
VAEIETY OP ASPECT, ETC. 17
for the most part on the western coasts. This
imparts a corresponding Variety to the eastern
and western shores. The latter are generally
bold and precipitous, the former comparatively
tame and low. The natural productions of the
soil, too, exhibit a corresponding difference. In
the latter they are scanty compared with the
luxuriance they exhibit in the former.
To those acquainted in any considerable degree
with the variety of aspect presented by our sea-
shores, a view of the geological phenomena on
which that variety so much depends can hardly
fail to prove interesting. We shall, therefore,
exhibit to the reader such a sketch as is com-
patible with the nature of this work, in the form
of a Geological Tour along the Coast. It will,
however, facilitate our design to take a rapid
survey of the chief divisions of geological science.
The solid materials of the globe are by geo-
logists understood to consist of the igneous rocks
or those left in their present condition by the
action of heat and the aqueous formations, or the
strata originating in the action of water. These
two great classes comprehend, it need hardly be
added, a great number and variety of rocks and
strata, more or less distinguished from each other
by peculiarities of structure and composition.
The " igneous rocks " are of great value in all
geological investigations. They are the monu-
ments of vast organic convulsions, caused by
stupendous force to which the surface of our
planet has been subjected, and they have acted a
c
18 SEASIDE DIVINITY.
most important part in causing the diversity of
elevation exhibited on the surface of the earth,
giving origin to hills and mountains and valleys,
with all their variety of scenery ; and so causing
the conditions necessary to the existence of
springs, rivers, and lakes, from which results so
much variety and beauty of scenery. But a
still higher interest belongs to the study of the
stratified formations ; for the various organic
remains they contain are a record of the past
history of the earth, by indicating the character
of the plants and animals by which it has been
successively inhabited, and by pointing out, in
some degree, the nature of the soil, the climate,
and in general the physical geography of the
earth, in periods incalculably remote from the
present time.
One of the most remarkable truths disclosed
by geology is, not merely that multitudes of the
remains of plants and animals peculiar to former
conditions of the earth are preserved in the
stratified rocks, but that in many instances these
rocks, although of vast depth and extent, are
formed almost exclusively of the remains of
creatures once endowed with the senses and
functions of vitality. This truth, wonderful as
it is, is not inconsistent with the wide and all but
universal diffusion of life at the present moment ;
and it proves that in the remotest ages of the
earth's history the mysterious principle of vitality
was employed by its Divine Originator to minister
with a most energetic agency to a great variety
GEOLOGICAL TOUR. 19
and multitude of chemical and organic combi-
nations carried on in the great laboratory of
nature.
Eaces of beings belonging to an epoch of
incalculable duration lived and perished, leaving
their exuviaB in the solid rock as memorials of
their existence. These were succeeded by others
of different forms and habits, who also becoming
extinct, bequeathed to subsequent times a history
of themselves and their age, written, like that of
their predecessors, in the durable materials of the
globe ; they in their turn were succeeded by others
of dissimilar forms ; these again by others ; so
that the mutations which geological inquiries
disclose may truly be considered as the history of
life and its metamorphoses.
Commencing our tour at the Land's End, and
proceeding eastwards along the shores of Corn-
wall and Devonshire, the remarkable circumstance
attracts our attention, that the whole of the coast,
with certain exceptions, is formed of the old red
sandstone, to which the term Devonian strata is
applied, but which sparingly occurs in any other
district of England, while it constitutes a large
portion of the central and northern divisions of
Scotland and a considerable portion of Wales.
Associated with this prevailing formation we find,
moreover, granite rocks, which form the Land's
End; serpentine, which constitutes the Lizard;
mica and chlorite schists at the promontory of
Start Point, and several instances of trap and
porphyry occurring at intervals. Proceeding
C 2
20 SEASIDE DIVINITY.
onwards, we discover that the formation of the
Palaeozoic era of Devonshire is succeeded on the
shores of Dorsetshire by the formation of the
Secondary era, the oolite and lias, which latter
forms the cliffs near Lyme Regis. Along the
Hampshire coast formations belonging to the
same epoch occur, consisting of the chalk, the
wealden, and the oolite, associated in certain
places with freshwater and marine tertiary
deposits. Advancing towards Brighton, we find
the Cretaceous formation, which constitutes the
foundation strata of the district, rarely exhibits
itself, the shores being for the most part low, and
composed of tertiary and alluvial deposits. To
the east of Brighton, however, a bold line of
chalk cliffs bounds the shore towards the river
Ouse, extending to the promontory of Beachy
Head, succeeded to the eastwards by the lower
series of the Chalk formation, firestone, gait, and
greensand, which occur on the southern shores of
the Isle of Wight and along some parts of the
coast over which we have already passed. East-
wards from Beachy Head, we enter upon the
Wealden formation, the range of cliffs which skirt
the shore being formed of the Wealden sand-
stone alternating with clays and shales. From
Dover to the N. Foreland, the coast line is formed
of chalk cliffs ; and at Folkestone and Hythe in
particular the lower series of the Cretaceous
formation is manifested, the greensand strata being
at the base and on a level with as well as reaching
beneath the sea, the gait lying over the greensand,
KENT, NORFOLK, ETC. 21
the firestone resting on the gait, and over all the
lower and upper chalk formations.
Continuing our journey along the Kentish coast,
we arrive at the London Clay, a Tertiary deposit
of great thickness, being in some instances 600
feet in depth, and covering a very wide area,
extending from the eastern shores of Kent to the
chalk hills of Wiltshire, Berkshire, Oxfordshire,
Buckinghamshire, and Hertfordshire toward the
west, and northwards to the extreme limits of
Norfolk. This deposit, on which the metropolis
of England stands, formed in some remote era
the bottom of a gulf of the ocean, and, like the
various strata already noticed, constitutes an
object of the deepest interest to the geologist, from
the abundance of organic remains which it dis-
closes. Of this clay the Isle of Sheppey is
entirely composed.
On the northern shores of the county of Norfolk
the Cretaceous formation is again manifested, and
from this point along the coast of Lincolnshire
and beyond the Humber into Holderness the coast
line is chiefly made up of low cliffs of gravel,
marine detritus, and tertiary deposits. The
promontory of Flamborough Head, which we now
reach, is formed of chalk, to the north of which
the coast boundary is formed of various members
of the Oolite and Lias formations. From the
river Tees to Tynemouth the trias deposits and
the magnesian limestone of the Permian system
occur, and beyond this point to Berwick the coast
is formed by the Carboniferous system, interrupted
c 3
22 SEASIDE DIVINITY.
at intervals, as at Dunstansborough and Barn-
borough Castle, by masses of trap rocks.
From the rapid view we have thus taken of the
geological features of the southern and eastern
coasts of England, it will be observed that it is
only toward the extremities of this long line of
coast that any instances of the plutonic rocks
occur, as in Cornwall, Devonshire, and Northum-
berland; and that with the few exceptions thus
presented by some of the more remarkable head-
lands on the southern and northern coasts, , the
entire shores are composed of strata belonging
either to the Palaeozoic epoch or to the Secondary
or Tertiary eras.
Before supposing ourselves to cross the embou-
chure of the Tweed and continue our expedition,
one or two general remarks regarding the geology
of Scotland will not be out of place. Geologists,
by very distinct natural lines of demarcation,
have divided this portion of Britain into three
great geological provinces. The Southern province
lies between "the borders" and a line running
from near St. Abb's Head, in Berwickshire, in a
direction S.S.W., to near Grirvan, in Ayrshire;
the Middle province is comprehended between this
latter boundary and a line running also S.S.W.,
from near Stonehaven, on the east coast, to the
middle of the Island of Bute and Cantire on
the west; and the Northern province includes
the whole region beyond this line. Each of these
districts is distinguished by certain general
characteristics. The first-mentioned region is
GEOLOGY OF SCOTLAND. 23
that of the formation termed by Werner the
Transition rocks, but to which the title of Silurian
system is now applied. It consists in a great
measure of Grauwacke, limestone, and slate rocks,
and in some localities the plutonic or unstratified
rocks make their appearance, such as granite,
porphyry, and basalt. The Central region, of which
the boundaries have been already stated, consists,
like the preceding, of formations belonging to the
Palaeozoic epoch, and chiefly of the Devonian and
the Carboniferous formations; the former con-
sisting of the old red sandstone, conglomerates,
and other strata of an analogous character ; and
the latter of layers of ironstone, limestone, and
beds of coal. The third, or most Northerly region,
comprehending within its limits a space nearly
equal to both the divisions already mentioned,
is composed for the most part of the metamorphic
rocks, known as the Gneiss system, and contains
in addition a large development of the old red
sandstone strata, as well as numerous instances of
the amorphous crystalline rocks, known as the
Granitic system, and comprising granite, porphyry,
and trap.
A striking dissimilarity prevails between the
geology of England and Scotland, not only on ac-
count of the large development of the unstratified
and plutonic rocks in the latter country, but the
almost total absence of the more recent tertiary
formations. According to the estimates of geolo-
gists, the trap rocks of Scotland occupy about one
seventh of the area of the country, whereas in
c 4
24 SEASIDE DIVINITY.
England they do not comprehend much more
than a hundredth part of the area of that country.
In Scotland the metamorphic rocks occupy nearly
half the surface, whereas in England they are only
about a hundredth part ; on the other hand, the
Oolitic system, and the formations more recent
than those of the Carboniferous era, constitute a
very insignificant part of Scotland, but extend
over two thirds of the area of England. This dis-
similarity, extending to the coasts of both divisions
of Britain, causes, it is obvious, a corresponding
general difference of character on their sea-shores,
a difference which becomes very striking if we
compare the northern and north-western coasts
of Scotland with the southern and eastern shores
of England.
But to proceed with our expedition. Beyond
Berwick the Scottish coast is in many places very
precipitous. The cliffs are, in a few instances,
formed of granite, but in general are similar to the
strata forming the Lammermuir Hills. North-
wards from St. Abb's Head, the sea-shores are
skirted by rocks of the Devonian formation, ex-
tending to the valley of the Tyne, beyond which
groups of trap and porphyry extend along the
shores of the Firth of Forth to Aberlady Bay,
near which place limestone occurs in immediate
proximity to trap rocks, and the coal formation
is observed, which extends to within a short dis-
tance of Edinburgh, and thence across the whole
country to the shores of Ayrshire. The northern
shores of the Firth of Forth are in the highest
degree interesting to the geologist, exhibiting from
EAST COAST OF SCOTLAND. 25
North Queensferry to Fife Ness a great variety of
strata alternating with igneous rocks. Northwards
along the Forfarshire coast to Stonehaven, the
prevailing geological formation is that of the De-
vonian, appearing as a fine red sandstone, or as a
conglomerate intermingled in several instances
with trap, gneiss, and other primary rocks. Many
parts of the coast are in a high degree bold and
romantic. The precipitous cliffs are often from a
hundred to nearly two hundred feet in height, and
exhibit most picturesque forms. " The incessant
lashings of the sea," says Mr. Miller in a very elo-
quent and graphic passage, " have ground them
down into shapes the most fantastic. Huge stacks,
that stand up from amid the breakers, are here
and there perforated by round heavy-browed
arches, and cast the morning shadows inland
athwart the cavern-hollowed precipices behind.
The never-ceasing echoes reply, in long and gloomy
caves, to the wild tones of the sea. Here a bluff
promontory projects into the deep green water,
and the white foam, in times of tempest, dashes
up a hundred feet against its base. There a nar-
row strip of vegetation, spangled with wild flowers,
intervenes between the beach and the foot of the
cliffs that sweep along the bottom of some semi-
circular bay ; but we see from the rounded caves
by which they are studded, and the polish which
has blunted their lowerx angularities, that at some
early period the breakers must have dashed for
ages against their bases." *
* The Old Red Sandstone, p. 249.
26 SEASIDE DIVINITY.
Between Stonehaven and Aberdeen the sea-
coast exhibits many interesting geological pheno-
mena ; the lofty cliffs, however, which bound the
coast, are in many instances so inaccessible as to
render an examination of them impracticable. To
the north of Aberdeen the coast, for several miles,
is formed of a thick mass of drifting sands, forming
a group of low irregular hillocks, but beyond this
to Peterhead and Fraserburgh gneiss and granite
almost exclusively prevail. The coast-line now
trends westwards toward the Moray Firth, and
exhibits great variety in its geological structure,
and forms a most interesting field of scientific
inquiry. The geological peculiarities of this por-
tion of the coast would require, if fully described,
a very lengthened and elaborate treatise. The
shores of the Firths of Moray and Cromarty and
the southern shores of Dornoch Firth are composed
of the old red sandstone, which, with the excep-
tion of the space between Dornoch and Berridale,
where rocks of granite, gneiss, oolite, and other
formations occur, extends around the whole shores
of Caithness. Along the northern coast of Scotland
gneiss is the prevailing formation, interrupted to-
ward the west by rocks of quartz and limestone,
and the Devonian formation, and at length is ter-
minated by Cape Wrath, a promontory of gneiss
and hornblende intersected by granite. Here the
surges of the Atlantic are opposed by stupendous
cliffs, many of them six hundred feet in height,
which, by the action of the waves during a long
course of ages, have in many instances been hoi-
NORTH AND WEST COASTS. 27
lowed out into deep caverns, or fashioned into
arches and pinnacles, and innumerable grotesque
forms, presenting altogether a scene of extraordi-
nary grandeur even in calm weather ; but during
a storm, when the tremendous billows roll in from
the westward, exhibiting a degree of sublimity
which it is scarcely possible to conceive.
The vast extent of the western coasts of Scotland
renders anything beyond a general description
wholly impossible within the limits of this sketch.
From Cape Wrath southwards to the great estuary
of the Clyde, the coast, with its numerous indenta-
tions forming bays and gulfs, or " lochs," which
reach far into the land, exhibits a great variety of
romantic scenery. The geological formations con-
sist for the most part of rocks of granite, gneiss,
trap, porphyry, quartz, and in a few instances of
stratified rocks, such as the old red sandstone and
clay slate, the former occurring on the shores of
Ross-shire, the latter on those of Argyle. On the
southern shores of the Firth of Clyde the character
of the coast becomes entirely different from that
which prevails on the northern or the north-wes-
tern shores. The aspect is comparatively uniform,
with little of the wild and romantic appearance
peculiar to the plutonic and metamorphic forma-
tions. From about Greenock, conglomerates, and
old red sandstone strata reach to Ardrossan, to the
south of which place the coal formation occurs,
bounded beyond Ayr by the red sandstone.
Southwards from Grirvan the rocks of the Silurian
system occur, and the northern shores of the Sol-
28 SEASIDE DIVINITY.
way exhibit the Devonian formation, interrupted
at certain districts by granitic rocks.
Continuing our investigation on the English
side of the Solway Firth, we find the geological
phenomena are those of the Palaeozoic epoch, like
those of the Southern and Central districts of
Scotland, such as the Silurian, Devonian, and
Carboniferous systems. Magnesian limestone, to
which the term Permian is applied, constitutes
the cliffs at Maryport ; at Whitehaven and Wor-
kington the sea-shores are formed of the Carboni-
ferous strata, the coal mines reaching far under
the sea ; and at St. Bees the same system is con-
tinued covered by the Permian formation. Be-
yond this point the coal formation is succeeded by
the Silurian strata; and upon entering on the
coast of Lancashire, marine detritus and alluvium
forming the tertiary strata, are discovered. Cross-
ing from Liverpool to Birkenhead, the New Ked
Sandstone formation called the Trias appears, suc-
ceeded to the southwards by the Carboniferous
strata. The Welsh coast affords illustrations of
the Silurian system, as at the Menai Straits and
at Holyhead. At Carnarvon Bay the cliffs are
formed of mica and chlorite schists, and in Cardi-
gan Bay the strata consist chiefly of slate asso-
ciated with the igneous rocks. On the southern
shores of Wales the coal measures are again mani-
fested, and on the southern shores of the Severn
the coal formation alternates with the Devonian,
which is the peculiar characteristic of Devonshire.
The vast extent of sea-shore, the leading geolo-
VARIETY AND EXTENT. 29
gical features of which we have thus pointed out,
exhibits the utmost variety of scenery, in number-
less instances presenting features of most pictu-
resque beauty, or of the utmost sublimity and
grandeur. But perhaps the most striking scenes
are those strictly of geological character, and
which have had their birth in those agencies which
in the course of centuries produce a variety of mo-
difications on almost every sea-shore throughout
the globe. Of such modifications many parts of
our own shores afford remarkable illustrations.
CHANGES IN OUR SEA-SHORES
33
CHAP. III.
CHANGES IN OUR SEA-SHORES.
Mutations of the Earth's Surface indicated by Geology. — Genera
View of their Causes. — Alterations which from age to age have
occurred in various Parts of the British and Irish Coasts, and
their Causes. — Analogous Changes in other Parts of the World.
THE phenomena with which the science of geology
is conversant afford unquestionable evidence that
in periods long antecedent to that which beheld
the present distribution of sea and land, a series
of stupendous changes took place on the surface
of our globe. Some of these changes may have
been effected with comparative rapidity, such as
those arising from the elevation of the igneous rocks
in a state of fusion ; but in general the process of
modification, must have been slow and gradual so
as to extend over many thousands of years. Of
this there is incontrovertible evidence in the fact,
that all the stratified rocks of whatever kind are
of aqueous origin, and were formed by processes
which could not be sudden, the disintegration and
wearing away of the primary rocks by the action
of water, the deposition of the various materials
of which they consisted at the bottom of the
sea, and their subsequent consolidation either by
physical or chemical causes, or by both in com-
bination.
34 SEASIDE DIVINITY.
The causes of such modifications have not
ceased to operate from the earliest period of the
existence of our globe to the present hour, for
they depend upon laws originally impressed upon
matter by the Great Creator, and not only uni-
versal, but unceasing in their action. Many and
various as are the vicissitudes to which material
substances are liable, the laws by which these
vicissitudes occur are not themselves subject to
mutation. In this respect those laws partake of
the nature of their Mighty Originator, who is
" the same yesterday, to-day, and for ever.*' In
the primitive islands and continents which existed
in periods incalculably remote from the present
epoch, and were afterwards wholly or partially
submerged beneath the waters, the combinations
produced by the laws of chemistry, and the changes
effected by other physical agencies, were no other
than those which at the present day take place
around us. Heat, light, electricity, together with
the chemical ingredients of air and water, pro-
duced by their incessant action the same series
of combinations as they now effect. The same
results as are now observable arose in those
remote periods from the mechanical action of ma-
terial substances. Then as now the waters of the
great deep were carried by evaporation into the
atmosphere ; at an altitude determined by certain
laws they became clouds, and fell in snow, hail,
or rain upon the mountains, and forming rivers
pursued their way to the ocean from which they
originally came. The rivers thus formed, even
PHYSICAL CAUSES AND EFFECTS. 35
when gentle and silent as the classic Liris, wore
away their banks and triturated into sand and
pebbles the solid beds over which they rolled.
The lakes, too, dashed their waves against their
banks, forming beaches more or less extended,
while they were themselves either gradually
filled up by the substances carried into them by
the rivers, or drained by the gradual depression
of their outlets. The surges of the ocean also, im-
pelled by the winds, broke against opposing rocks,
wearing them down, and then suffering the disin-
tegrated materials to subside to the bottom and
form those strata subsequently laid bare ; the
lightning struck against the cliffs, and hurled them
downwards ; the rain percolated through their
cavities, and exposed them to the powerful action
of the oxygen in the air ; and the volcano and the
earthquake raised new islands from the abysses of
the ocean, and caused tracts of land to subside
beneath its waters.
The brief span over which human life extends,
and the consequent limited range of individual
observation, are apt to lead us to suppose that
the present state of things is less liable to those
modifications which have taken place in former
eras of the world's history. But that such a sup-
position is erroneous, there is abundant evidence
to prove. Even during a single lifetime many
changes are perceptible. Those places in the
smaller lakes at which the rivers which supply
them empty themselves, are frequently perceived
in the course of a few years to grow shallow and
D 2
36 SEASIDE DIVINITY.
the soil they deposit at last to become sufficiently
dry to bear grass and be pastured by cattle.
The estuaries of great rivers, by the joint action
of the tides and the streams, become soon too
shallow for navigation, unless some artificial pro-
cess be employed to deepen them. Sea-beaches
are perceived to undergo great alteration, pro-
bably by some unperceived change in the neigh-
bouring headlands ; in some cases those which
were formed of hard clay becoming covered with
sand, shells, and pebbles, and the opposite process
occurring. If such modifications have been wit-
nessed in a single lifetime, or if they have been
known with certainty to have occurred within a
generation or two, or even within the space of a few
hundreds of years, it cannot be doubted that the
same agencies, acting incessantly for many cen-
turies, nay, many thousands of years, must have
produced very great alterations. Geological in-
vestigations clearly prove that very great and
remarkable mutations have occurred and are still
taking place in many parts of our sea-shores.
Those mutations afford a subject of study ex-
tremely interesting and instructive. We shall
advert to some of the most remarkable.
Many very remarkable changes on our shores
have been produced by the perpetual action of
the waves of the sea. Such changes are frequently
to be observed in places where the shores are low
and formed of materials easily acted on by the
forces of currents and storms. From such
agencies even the hardest and most solid rocks
ACTION OF THE WATES. 37
undergo in the progress of ages a great alteration.
This is more or less perceptible in all those parts
of the British Islands where the coast is bounded
by precipitous rocks exposed to the fury of the
waves. It is remarkably so in the Shetland Is-
lands, which are open to the uncontrolled violence
of the Atlantic. Upon these islands the waves of
the ocean, during the prevalence of westerly winds
and violent storms, break with irresistible force.
The spray of the sea, carried upwards by the
wind and sinking through the fissures of the
rocks, tends to disunite and decompose them, so
as to render them more liable to be disrupted by
the mechanical force of the waves. In the more
solid cliffs composing the coast, the continual ac-
tion of the water has hollowed out the rocks into
deep caves, and in some cases into the forms of
arches ; in other instances rocks in the form of
pinnacles and columns stand in the sea completely
separated from the shore by the washing away of
the intervening soil. The beaches of some of
these islands are also strewed with immense
stones, which have been driven forwards by the
irresistible power of the waves during the storms
of winter. Dr. Hibbert mentions that this is ex-
tremely remarkable in the Isle of Stennes, one of
the Shetland group, which presents a scene of
great desolation. An example of the immense
power of the ocean in causing alterations in the
appearance of its shores, may be stated in the
fact that in 1802 a tabular-shaped mass of rock
eight feet square and five feet in thickness was,
D 3
38 SEASIDE DIVINITY.
by the violence of the waves on the coast of that
island, removed from its bed and driven along a
distance of eighty or ninety feet ; and in a storm
in 1818, a block of stone seventeen and a half
feet broad and two feet in thickness was borne
along by the waves a distance of thirty feet, and
having broken into pieces, the fragments, many
of them of great weight, were driven along still
further. In some instances the rocks are formed
of materials of various degrees of hardness. Oc-
casionally a broad vein of soft stone occurs sur-
rounded by the hardest granite. In process of
time the soft central substance moulders away
under the violent action of the sea ; and thus caves
of great extent are hollowed out, arches are formed,
and in many instances promontories or headlands
separated from the mainland, and straits with deep
water, are formed between the insulated rocks and
the land with which they were once connected.
The coasts of Scotland and Orkney, and several
parts of the mainland of Scotland on the north-
west, exhibit many phenomena of this kind.
The process which is thus obvious in places
much exposed to the ravages of the waves, is con-
tinually carried on, with more or less rapidity, on
every sea-shore, causing great alterations in the
course of ages. Many instances of this have oc-
curred within comparatively limited periods, in
various parts of Britain. In the counties of In-
verness, Moray, Forfar, Fife, and others, several
parts of the coast have undergone great and re-
markable alterations. In Kincardineshire the
ENCROACHMENTS OF THE SEA. 39
ledge of rocks which lay between the village of
Mathers and the sea was broken through in 1795,
the whole village swept away, and its site re-
mained covered by the sea, the shore of which
was removed nearly 200 yards inland. At Ar-
broath gardens and houses have been swept away
since the beginning of the present century ; and
on the southern shores of the Firth of Forth simi-
lar occurrences have taken place. A large tract
of land, which in 1688 was a common covered
with grass, immediately to the east of Leith, is
now covered with the tide at high water ; and
within the last few years the sandstone rocks at
Prestonpans, and the soil that covered them, have
been so much wasted away by the action of the
waves that several small gardens between the
houses and the sea-shore have all but disappeared ;
and within the last two or three years the author
perceived what appeared to be parts of stone
coffins protruding from the soil, and daily ex-
posed to the action of the waves. The place
where these remains appear is part of a garden
between the houses of the town and the sea,
and is only now a few yards in breadth, the
boundary wall and a large portion of the soil
having long since disappeared. It was not known
to have been a place of sepulture ; but, when
chosen for that purpose, perhaps two thousand
years ago, it may have been several hundred
yards from high-water mark. The low sandstone
rocks, indeed, which run out in parallel strata sea-
ward, must then have been covered with soil.
D 4
40 SEASIDE DIVINITY.
In some parts of the ancient village to which we
now refer, the washing away of many of the
houses is a mere question of time, unless some
effectual artificial barrier is opposed to the en-
croachments of the sea.
On every part of the coast of England similar
alterations have been taking place. A variety of
instances of very striking changes in the sea-shores
of Yorkshire, Lincolnshire, and Norfolk are re-
corded by geologists. In old maps of the first-
mentioned county, spots are mentioned as the
sites of towns and villages which are now sand-
banks in the sea. The town and harbour of
Eavenspur, from which Edward Baliol sailed to
invade Scotland in 1332, and where Henry IV.
landed in 1399, no longer exists; and in their
place are extensive sands, dry only at low water.
The ancient towns and villages of Hyde, Auburn,
and Hartburn have long since disappeared, and
the places where they stood are now covered by •
the waters. Fears by no means unreasonable are
entertained that Spurn Point will at some future
time be separated from the mainland and become
an island, — a change which will, if it occur, be
productive of great devastation from the estuary
of the Humber being thus exposed to the ravages
of the ocean.
Great changes in process of time have occurred
in other portions of the English coast. In the
Isle of Sheppey, the church at Minster, now near
the shore, was seventy years ago in the middle of
the island ; and one of the most eminent geologists
ENCROACHMENTS OF THE SEA. 41
of the present age asserts that " if the present rate
of destruction should continue, we might calculate
the period, and that not a very remote one, when
the whole island will be annihilated." The church
of Eeculver, too, affords a remarkable instance to
the same effect. A view taken of it so lately as
1781, and published in the " Grentleman's Maga-
zine," represents it as at a considerable distance
from the shore ; but it now stands close to a pre-
cipice, and a few years it is probable will complete
its destruction. The church was abandoned in
1804, part of the churchyard and the adjoining
houses having been demolished by the sea.
The sea-shores of Lincolnshire have been the
scene of very remarkable changes from age to
age. Consisting of the deposits of the tertiary
formation, and of marine detritus, the shores of
Lincolnshire are so low that, as on the Dutch
coast, embankments are necessary to keep off the
sea. Parts of the fenny tract of land on the coast
were in remote ages covered with forests, subse-
quently inundated, and again reclaimed from the
sea. Some of the fens are understood to have
been drained and embanked so recently as the
time of the Eomans, and that after their depar-
ture from England the sea again took possession
of the land they had cultivated, and covered large
tracts of it with beds of silt and marine shells, but
that the lands thus lost a-re once more rendered
productive. Independent of such alternations,
great devastation has been caused on the coast of
Lincolnshire by the inroads of the sea, several
42 SEASIDE DIVINITY.
large districts having been at different times over-
whelmed.
The shores of Norfolk and Suffolk are likewise
subject to great changes from the constant as-
saults of the sea. At Hunstanton, and between
Weybourne and Sherringham, the cliffs are con-
stantly undermined by the waves. It is stated by
Sir Charles Lyell that in 1805, when the inn at
Sherringham was built, it was computed that it
would take seventy years for the sea to reach the
spot on which the building stands, the distance
between it and the sea being fifty yards. But in
1829 only a small plot of ground was left, seven-
teen yards having been swept away during the
preceding five years alone. In the harbour of this
same port there was in 1829 a depth of twenty-
four feet of water, at a place where only forty-
eight years before there stood a cliff fifty feet in
height, with houses upon it. The havoc made on
the coast of Norfolk has been most formidable.
The site of the ancient town of Cromer now forms
part of the German Ocean, the inhabitants having
gradually been compelled to retreat to their present
situation, from which the same process of demolition
still threatens to dislodge them. In the winter of
1825, a mass of land of some twelve acres near the
lighthouse was engulphed in the sea. The old
villages of Shipden, "Wimp well, and Eccles have
long ceased to exist, and several manors and
parishes have gradually been obliterated, and
their sites are now covered with water. In 1605
the inhabitants of the last- mentioned of these
DEVASTATIONS BY TEE SEA. 43
towns petitioned James I. for a reduction of their
taxes, in consequence of 300 acres of land, and all
their houses except fourteen, having been de-
stroyed by the sea. Not half that number of acres
now belong to the parish.
Dunwich, on the Suffolk coast, was in former
times a large seaport. Near that place two large
tracts of land which had been taxed in the time
of Edward the Confessor, are referred to in a
survey made by William the Conqueror a few
years afterwards as having been swept away by
the waves. Subsequently a monastery, several
churches, the old harbour, four hundred houses at
once, roads, town-hall, and various public buildings,
are recorded as having perished in succession at
different times, In the sixteenth century not a
fourth of the original town existed, and the
inhabitants continued retreating inland as the sea
gained upon them, and still retaining the ancient
appellation of their town, although its site had been
long obliterated.
As we proceed southwards along the coast of
England, we discern that similar alterations have
from age to age occurred on the sea-shores. On
the coasts of Kent, Sussex, Hampshire, Dorset-
shire, and Cornwall, in a great many different
places, large tracts of land have been devoured by
the ocean, and in others great additions have been
made to the shores, probably by the deposition of
the materials swept off from other localities.
Mention has already been made of the devasta-
tions effected by the sea on the coast of the Isle
44 SEASIDE DIVINITY.
of Sheppey ; but in many other parts of Kent
the same process has from age to age been going
on. Thus at Hythe several encroachments of the
sea are recorded ; while towards Dungeness the
level tract called Eomney Marsh has received
considerable accessions. To the south of Komney
Marsh, the town of Rye was once destroyed by
the sea ; but by the additions made by the waves,
it is now two miles distant from the beach. In
the reign of Queen Elizabeth, the town of
Brighton was situated on the tract where the
chain pier now extends into the sea. In the be-
ginning of last century there still remained under
the cliff more than a hundred houses, all of
which were swept away from 1703 to 1705; and
no traces of the ancient town now remain.
The Isle of Wight affords a remarkable instance
of similar changes. Sir Harry Englefield, in his
work on that island, states that a great and
singular alteration occurred within no very distant
period in the shores of the Solent, near Ryde;
and that in 1753, the town is said to have been
totally inaccessible by sea except at or near high
water, as the shore was covered with a vast extent
of mud too soft to bear the slightest weight. This*
mud-bank is now entirely covered with a stratum
of fine white sand, smooth and firm enough to
bear wheel carriages, and rendering bathing at all
times safe and agreeable. This bed of sand now
reaches to Binstead, having covered at least two
miles of the shore within the last half century;
and the inhabitants say it is still extending west-
OTHER EFFECTS PRODUCED. 45
wards. To what cause this change is owing it is
difficult to guess; but it is an example of the
alternation of deposits from the action of the sea,
in circumstances apparently unchanged, and which
may afford cause for reflection to the geologist.
A great variety of other instances might
be mentioned of such alterations on our sea-
shores, as occurring from age to age. The
western coast is less liable to such alterations,
because bounded to so great an extent by rocks,
the materials of which offer great resistance to
the most violent action of the sea. But on almost
all the western coasts, wherever the shores are
low or are formed of materials liable to be easily
acted on by the waves, great changes have taken
place, in some instances extensive tracts having
been swallowed up by the waters, and in others
great additions by the deposition of the soil being
made to the extent of the sea-shore.
But the waters of the ocean and the force of the
winds produce other alterations in the aspect of
the sea-shore than those now described. In some
instances, where the beach is low, the waves cast
up mounds of gravel, formed of stones of various
kinds, rounded by being constantly rolled upon
each other ; and these, during the prevalence of
storms, and where the shores are exposed to strong
currents from either side, are swept along, varying
their quantity in different localities as the effects
of the impelling forces are modified by the form
of the shore itself. In other instances, where the
water is comparatively shallow, the waves during
46 SEASIDE DIVINITY.
the storms of winter drive the sand upon the
beach, where it is raised in a bank. This at the
recess of the tide becomes partially dried, and
during strong winds in summer is carried from
the shore for a considerable distance inland,
forming mounds of fine sand far beyond the reach
of the waters. Some portions of the coasts thus
present a remarkable appearance, occasioned by
those downs or ranges of low sand-hills, and in
some instances fertile tracts of land have thus
become covered, to the destruction of vegetation.
A remarkable instance may be mentioned as
occurring between the towns of Arklow and
Wicklow, on the east coast of Ireland. Some
years ago the author travelled along a fine road
near the sea-shore between these two towns, and
on returning a fortnight afterwards, more than
half a mile of the road, although at a considerable
distance from the sea, had been covered with fine
dry sand to the depth of several feet, a storm
from the east having taken place during the
interval, and drifted the loose sand over the road
and the adjoining fields, many of which were
entirely covered, so that not a blade of grass
could be seen. On the coast of Sligo, a destructive
sand inundation took place some years ago, and
although in some measure checked, it is still in
progress.
On the north coast of Cornwall a similar sand
deluge occurred many ages since, completely
overwhelming a large tract of once fertile and
cultivated land, and forming in its place numerous
EFFECTS OF DRIFTED SAND. 47
hills, composed of sand and marine shells, several
hundreds of feet above the level of the sea. By
the shifting of these sands, the ruins of buildings
which once occupied the land have been dis-
covered, and the remains of wells formed by the
ancient inhabitants. Among the ruins thus laid
bare are those of an ancient chapel, erected,
there is every reason to believe, by Piranus or
St. Piran, one of the most zealous of the early
Christian missionaries in Britain, who in the
fourth century fixed his abode in this remote
region of England, and devoted his life to the
instruction of its rude inhabitants, as Ninian,
Kentigern, and Columba did in the western dis-
tricts of Scotland. On the coast of Norfolk the
same cause has produced great devastation ; and at
Eccles, already mentioned, large mounds of blown
sand occupy the places of houses which existed in
the beginning of the seventeenth century. About
twenty years ago the force of the waves laid open
the foundations of one of the houses which had
thus been overwhelmed by the sand-flood, the
upper part of which appeared to have been pulled
down before it was finally overwhelmed. Even the
body of the old church of Eccles has been buried
under the sand, and nothing now remains but its
tower to point out the place where the old inhabi-
tants were wont to assemble for worship, and all
around it is completely desolate.
The changes thus effected on various parts of
our own sea-shores, by the agency of drifted sand,
have also occurred on the shores of France and
48 SEASIDE DIVINITY.
Jutland. In Brittany, near St. Pol de Leon, a
whole village was so entirely overwhelmed by the
sand that no remains of it were visible but the
spire of the village church. And on the shores
of Jutland large hillocks of sand and sea-shells,
intermingled with sea-weed, have been formed by
the violence of storms acting on the dry sands.
The alterations thus produced in some districts
of our sea-shores are, although on a smaller scale,
scarcely less remarkable than those which have
been occasioned by the same causes in Egypt,
Lybia, and Peru.
In Egypt many of the most fertile plains and
valleys which in distant ages teemed with a busy
population have been converted into arid wastes,
and many of the finest monuments of her ancient
grandeur have been overwhelmed by the sands of
the desert. On the western shores of the Nile,
the sands drifted by the winds have left no lands
capable of being cultivated but those which are
sheltered by the mountains ; and in Upper Egypt
whole districts are thus buried, and here and there
the ruins of cities and the summits of temples
may be seen, which have been thus overwhelmed.
Denon observes : " Nothing can be more melan-
choly than to walk over villages swallowed up by
the sand of the desert, to trample under foot
their roofs and minarets, and to reflect that yonder
were cultivated fields, that there grew trees, that
here were the dwellings of men, and that all have
now vanished. The sands of the desert were in
ancient times remote from Egypt ; and the oases,
EAISED BEACHES. 49
which still appear in the midst of this sterile
region on the remains of fertile soils which
formerly extended to the Nile.'* Although the
desolation has taken place, it must nevertheless
be remembered that the inundations of the Nile
are constantly adding to the extent of the alluvial
soil, and may, perhaps, be completely counter-
balancing the effects produced by the shifting
sands.
But in Peru many of the finest maritime plains
and valleys are exposed to desolation from the
same causes. It appears that the sand-drift has
already surmounted the lofty hills which form the
boundary of the valley of Lurin, and is flowing
down over the cultivated grounds, threatening
their total destruction. The same process is
taking place on the elevated plain called the
Tablada, where the tops of the hills appear like
Egyptian oases, the sand falling in overwhelming
floods over the valley of Eimac, to the gradual
extinction of the sugar plantations of Villa and
San Juan.*
Other changes in the character and aspect of
our sea-shores may here be referred to as having
been produced by strictly geological causes. On
a great many districts of our sea-shores, as, for
instance, from Brighton to Eottingdean, near
Bromley in Kent, and Reading in Berkshire, and
various other places on the eastern and western
coasts of England, and in a variety of localities
* Blackwood's Magazine, March, 1839.
£
50 SEASIDE DIVINITY.
along the shores of the Firth of Forth in Scotland,
are traceable at a distance at certain elevations
above the existing margin of the sea, and at various
distances from it, deposits of shells and pebbles
and sand, which at some far distant period formed
the beach washed by the waves of the sea. These
phenomena are extremely remarkable, and it is
impossible to examine the appearances they pre-
sent without coming to the conclusion that the
coast has risen above its ancient level, and that
the waters of the deep have retired from places
on which they formerly flowed. Whether the
causes which have produced these elevations are
still in progress as regards our own shores it is
difficult to affirm ; but it is certain that within
the last few years the sea-shores of various parts
of South America have been raised during earth-
quakes, the relative levels of the sea and land
have been greatly altered. Like changes, however,
from the raising of the ancient margins of the
sea in this country have taken place, it is probable,
long antecedent to the period when the human
race were called into existence.
Geology, as already observed, points out a series
of vast and marvellous changes which have oc-
curred in the physical condition of the globe we
inhabit. To these changes our sea-shores have
in the progress of ages been themselves subjected,
and the agencies by which many of those changes
are effected are in active and incessant operation.
Stable as we are apt to deem the solid structure
of the earth, nevertheless its materials are subject
CHEMICAL AND PHYSICAL LAWS. 51
in the course of ages to great mutations, and of
this, the changes which occur on our sea-shores
afford an example. Such modifications are occa-
sioned by the chemical and physical laws which
the All-powerful and infinitely wise Creator of
the world has instituted ; and the more carefully
we investigate, and the more clearly we compre-
hend, those laws, and the extreme uniformity with
which they work out their various and manifold
results, the more must we be impressed with a
sense of the vastness of that Divine intelligence
by which those laws were formed, and by which
all the vast complication of results they produce
must have been foreseen and intended. Amid
the mutations of temporal things, we perceive
the invariable character of the laws now referred
to, which have acted immutably and incessantly
from the earliest birth-time of our planet ; and
in these laws we recognise their immutable
Author, who is without all variableness or shadow
of turning.
E 2
FOSSILS OF THE SEA-SHORE
FOSSILS OF THE SEA-SHOfiE.
1, 2. Chain Coral 3. Mnahroom Cora!. 4. The Fowil Klyiug FUh. 5. A Fossil FM, of IV.na.u, l,,n,,atu
6. A KohMl Fish of the IVvomm V ati,,n. 7. The Berry-bonc F,.>M| Ki>h. > A l,,»,l Hat.
U. The (ireat-headetl Fowil Liiaiil. 10. A Trilobite. 11. A Small Trilobite. i'2 Tlic l.ily Kncriuit,'
(Sec Chapte
55
CHAP. IV.
FOSSILS OF THE SEA-SHORE.
General Views. — Fossils of the Palaeozoic, the Secondary and
the Tertiary Epochs, and various Considerations regarding
them.
FROM the geological phenomena presented by our
sea-shores as apparent from the preceding sketch,
it will be perceived that a very large proportion
of the space they include is occupied, not by the
Primary or Plutonic Eocks, but by what are called
by geologists the Secondary Formations, Tertiary
Strata, and Alluvial Deposits. All of these abound
in the fossil remains of plants and animals pecu-
liar to the epochs to which they belong. It' is
requisite therefore in noticing the geology of the
sea-shore, that we direct our attention to the
remains of organised beings which they contain.
To do this, however, it is not requisite that we
proceed to consider the organic remains of the
various formations in the miscellaneous order in
which they occur to us in a tour along the coast.
It will conduce much more to clearness and accu-
racy if instead of this we adopt the plan of point-
ing out, independently of their locality, the fossils
characteristic of the formations which occur in
£ 4
56 SEASIDE DIVINITY.
various parts of the coast. One or two general
remarks may, however, be requisite before pro-
ceeding to our particular description.
In the Hypogene and Volcanic rocks, and the
various groups they comprehend, there are no
appearances of organic remains. These rocks
include granite, porphyry, basalt, trap, and others
which are of a crystalline structure, and evidently
appear to have assumed their peculiar forms under
the action of intense heat. This circumstance is
of itself sufficient to account for the fact that
those rocks are entirely destitute of the fossil
remains either of plants or animals.
All the other geological formations, comprised
under the rocks which are more or less stratified,
have the hypogene or primary rocks for their
foundation, and in the destruction of which they
seem in great measure to have originated, by being
deposited in the basins of lakes, bays, and estua-
ries, and in the profound depths of the ocean.
The alluvial deposits, like the stratified rocks,
owe their existence to the agency of water, and
consist of accumulations of water-worn and drifted
materials. All these formations abound in fossil
remains peculiar to their respective geological
epochs, and in this respect essentially differ from
the rocks which form their foundation, and which,
as already stated, owe their peculiar structure to
the agency of heat.
In taking into view the fossils of our sea-shores,
we shall first notice those of the most anci mt of
the fossiliferous strata, all of which belong to
SILURIAN FOSSILS. 57
what geologists call the PALEOZOIC EPOCH. These
strata are the Cambrian, the Silurian, the De-
vonian, the Carboniferous, and the Permian
Formations.
These various groups also we shall notice in
the order of their antiquity, commencing with the
most ancient, and so advancing upwards towards
the secondary and tertiary deposits, and observ-
ing as we approach the period when man inhabits
the earth, the changes which from one epoch to
another take place in the character of the living
creatures by which the earth is inhabited.
I. We first notice therefore the Silurian for-
mation, which, so far at least as fossils are con-
cerned, may be said to include the Cambrian also.
The Silurian, as already described, is largely deve-
loped in various parts of England and Scotland,
and is in many places bounded by the sea-shores.
The investigations of geologists have not suc-
ceeded in bringing to light any vegetable remains
in the Silurian system in Europe, with the ex-
ception of some imperfect indications of fucoids
or marine plants of the simplest character. The
lowest Silurian deposits in which those fucoids
appear, rest upon the primitive crystalline rocks
which contain no fossils, and it has been assumed,
therefore, that they indicate the first indications
of organic creation. But this view is not held by
Lyell, who states in his Travels in America,
that, although the Silurian strata in Europe con-
tain no remains of vegetables except the fucoids,
the same strata in America exhibit abundant
58 SEASIDE DIVINITY.
remains of vegetables of the carboniferous type,
such as Lepidodendra and ferns. Although the
vegetable remains are so few in the Silurian strata
in this country, more than 800 species of fossil
animals have been discovered, almost exclusively
belonging to the Invertebrata, that is to say ani-
mals in whose structure the back-bone does not
occur. This our readers will observe is what
might be expected in the earliest development
of animal existence. But the fact that the
animals peculiar to the Silurian seas existed in
prodigious multitudes is itself evidence that the
vegetation must have been proportionately abun-
dant, although consisting, it may be, in great
measure, only of the simplest forms of sea-weed ;
for we must take into view the relation which
marine plants bear to marine animals, either as
their food, or as the source of the oxygen requi-
site to their existence. The various remains
belonging to the system now referred to may be
divided into those of Zoophytes, Molluscs, and
Crustaceans.
The ZOOPHYTES comprise various kinds of coral,
among which the prevailing forms are those of
Catenipora, or chain-coral, and Cyathophyllum, or
that of a cup-like figure. These corals appear in
immense quantities in the limestone rocks of
Dudley. Other zoophytes also occur, such as
Graptolites, and various kinds of Crinoidea.
The SILURIAN MOLLUSCA embrace a consider-
able variety of bivalve shells analogous to those
which now swarm in our seas, and thus we
MOLLUSCS AND CRUSTACEANS. 59
perceive that among the first traces of animal
life, in the remotest periods of the natural his-
tory of our planet, there were many species
which still continue to exist. There were also
numerous simple univalve mollusca, or Gastero-
poda, such as Euomphalus; and many Ceph-
alopoda, such as Orthoceras and Actinoceras.
Various examples of Annelida, or animals whose
bodies consist of articulated segments or rings
likewise occur in the Silurian strata, some of them
being naked marine worms, and others those which
are covered with shells, of which the Nereis, the
Grordius, the Serpula, are instances. Of all these,
distinct imprints have been discovered in the
limestone rocks of the period referred to.
The CRUSTACEA of the Silurian system include
a very remarkable and peculiar race of creatures
which are called Trilobites, from thfc circum-
stance of their bodies consisting of three lobes
or divisions. Of these creatures there are no living
representatives: they are entirely restricted to
the Palaeozoic or most ancient fossiliferous de-
posits. In these remarkable animals the body is
protected by -a strong case or shell, composed of
numerous ring-shaped segments or arches, and
as already stated is divided into three lobes by
two longitudinal furrows. The head and the
abdomen are, however, enclosed in a single piece
of armour. The eyes are large and are found to
consist of numerous facets or lenses, and are thus
similar in structure to the eyes of several kinds
of crustaceans at present existing, as well as those
of various insects, such as the house-fly and the
60 SEASIDE DIVINITY.
dragon-fly. No traces of feet or swimmers have
been found, and it has therefore been supposed
that these organs must have been of a soft and
perishable nature. Trilobites occur in great mul-
titudes in the Dudley limestone. They seem to
have varied greatly in form and magnitude. Some
of them were of very minute size, others twenty or
twenty-four inches in length ; some possessed the
power of coiling themselves into a ball like the
Oniscus or wood-louse ; in others this was impos-
sible, the central segments alone being moveable ;
in some the body was elongated, so as to form a
tail of greater or less dimensions, in others it was
truncated, without any appearance of a caudal
appendage. These remarkable creatures, of which
about 250 varieties have been discovered, formed
the great mass of the population of the Palaeozoic
seas. It is impossible not to regard their forms
with great interest, inscribed as they are, and with
such marvellous accuracy, in the solid rock ; for
they are the typical hieroglyphics of an epoch,
compared with the antiquity of which the re-
motest period of Egyptian history is as nothing,
and they refer us to one of the most august
periods in the history of our planet, when the
all-creating Spirit first peopled the primitive
waters with living forms.
We have already mentioned that the eyes of the
Trilobite were similar in structure to those of
certain insects and crustaceans at present existing.
The discovery of this fact, and some deductions
consequent upon it, are among the most marvellous
things unfolded to us by geology. The micro-
EYES OF THE TRILOBITE. 61
scope has disclosed to us the structure of an insect's
eye, which is one of the most striking miracles
of Divine skill which the bodies of living beings
exhibit. The human eye, and that of other
mammalia, consists of a single optical instrument
analogous in its structure to a telescope, or re-
sembling rather a photographic apparatus with its
lens, its dark chamber, and the paper on which to
receive the reduced image of the object to be
observed, answering to similar parts of the eye
itself. The eye of an insect, however, consists, not
of a single optical instrument thus constructed,
but of a series of such instruments, each furnished
with its separate lens, pupil, cornea and optic
nerve, but all combined together in the one eye.
In the common house-fly there are 8,000 such
distinct optical instruments in each eye, and
nearly 13,000 in the eye of a dragon-fly. Each of
these distinct tubes, with its accompanying appa-
ratus of vision, is indicated by one of the facets into
which the outward surface of the one compound
eye is cut, and the structure is rendered necessary
because the eye is motionless and cannot be directed
towards its object with the facility in which this
can be done by the mammalia. Than this no
portion of the structure of an insect exhibits a more
remarkable instance at once of creative skill and
foresight — skill in the formation of the complicated
apparatus itself and its accurate adaptation to the
laws of light, and foresight in anticipating and
supplying the wants of the creature to whose
structure it occurs.
62
SEASIDE DIVINITY.
An examination of the eyes of a trilobite proves
that they were constructed in the manner now
described. The creature has two compound eyes,
each of them possessing several hundreds of the
separate visual organs already described, but each
imperfect on the side opposite to each other, be-
cause in that position unnecessary. Dr. Buckland
thus expresses himself on the subject : — " We find
in the trilobite of those early rocks, the same modi-
fications of the organ of sight as in the living
crustaceans. The same kind of instrument was
also employed in the intermediate periods of our
geological history, when the secondary strata were
deposited at the bottom of a sea inhabited by
Limuli in those regions of Europe which now form
the elevated plains of Central Germany. But these
results are not confined to physiology : they prove
also, the ancient condition of the seas and the
atmosphere, and the relation of both these media
to light. For in those remote epochs the marine
animals are furnished with instruments of vision
in which the minute optical adaptations were the
same as those which now impart the perception of
light to the living Crustacea. The mutual relations
of light to the eye and of the eye to light were
therefore the same at the time when crustaceans
first existed at the bottom of the Silurian seas as
at the present moment." The conclusion at which
Dr. Buckland thus arrives may be less generally
expressed thus : At that period in the history of
the planet we inhabit, when its waters alone con-
tained living beings, countless ages before the
DEVONIAN FOSSILS. 63
superior races of creatures, or man had himself
appeared, the sun-light was as perfect as it now is,
the rays of light obeyed the same laws of refrac-
tion then as now, and perhaps we may add, when
this globe, which is comparatively a small portion
of the solar system was in its rudest condition, and
those alterations had not yet occurred on its sur-
face requisite to fit it to be the habitation of the
human race. The sun, the centre of the system
of which it is a part, had already attained a high
condition of perfection during an existence it
may be of myriads of years antecedent to the
time when the all-creating Power called this
planet into existence, sent it on its annual course
round the sun, and peopled it with its innumerable
living forms, and at last placed man upon it
endowed with the capacity of admiring the place of
his abode, and doing homage to that mighty Arti-
ficer whose wisdom and whose power it unfolds.
II. The formation to which we are now to turn is
the Devonian, which is second in point of antiquity
to the Silurian, and is an assemblage of sandstones,
marls, conglomerates, beds of coralline marble and
laminated micaceous sandstones : this formation,
from the generally dull red colour communicated
to some of the strata belonging to it, has been
called the OldEed Sandstone. We have already seen
in our tour along the sea-shore that it is developed
in various parts of the coast, such as Devonshire
or Cornwall, Herefordshire, portions of Wales, and
various parts of the coast of Scotland. The organic
remains of this formation are extremely rich. They
64 SEASIDE DIVINITY.
contain many peculiar types, and are supposed to
form a connecting link between those of the
Silurian system, which preceded the Devonian, and
the Carboniferous system, which followed it.
Almost the only traces of vegetables found in
this system, are, like those of the Silurian, the re-
mains of fucoid plants.
The Zoophytes are numerous, and consist of
corals and Crinoidea, comprising a number of
kinds ; the Mollusca contain many genera and
species, such as those of Buccinum, Turbo, Pecten
and others ; the Cephalopoda are also numerous,
embracing such shells as those of Orthoceras,
Bellerophon and others.
Among the Crustaceans of this formation are
considerable numbers of trilobites, which, as
already shown, are embedded in countless my-
riads in the older strata of the Silurian.
The fishes of this formation, according to
Agassiz, amount to at least a hundred species, of
which those belonging to British strata are more
than sixty in number. Of these the Cephalaspis
or buckler-head ; the Perichthys or winged-fish ;
and the Coccosteus or berry-bone, may be men-
tioned as examples.
III. We now turn to the fossils of the Carboni-
ferous system, so called because it comprises the
principal deposits of mineral fuel. This system is
next in point of antiquity to the Devonian, which
in order of time occupies the interval between the
Carboniferous and the Silurian systems. The Car-
boniferous formation extends, as already stated,
CARBONIFEROUS SYSTEM. 65
to various portions of our sea-shores, as those of
South Wales, Lancashire, Northumberland, and
various parts of Scotland. This formation consists
of the coal measures, deposits of ironstone, mill-
stone grit, and limestone, exhibiting great variety
of hue and quality. The organic remains peculiar
to it are very numerous, and of great interest.
The fossil plants of this system are extremely
characteristic : they constitute the entire mass of
those deposits of coal which are of such surpassing
value to mankind ; they are likewise thickly inter-
spersed throughout the other formations belonging
to the carboniferous system, and are, as may be
presumed, of great interest to the student of fossil
botany. Without discussing the many interesting
questions which suggest themselves on the subject
of the structure and other peculiarities of the plants
of the era to which the coal deposits belong, we can
only point out a few examples of those plants.
Many of the plants were evidently similar in bota-
nical character to the equisetum or mare's-tail, so
common in all our marshes at the present day ; but
these calamites were of gigantic dimensions ; exist-
ing plants of this species are little more than a foot
and a half in height, and their stems about a quarter
of an inch in diameter. The stems of the fossil
specimens, on the other hand, are often fourteen
inches in diameter, and thirty feet in length.
The common fern is also an example of another
numerous family of plants which flourished during
the carboniferous period. These were Sigillarise or
tree-ferns such as belong at present to the torrid
F
66 SEASIDE DIVINITY.
zone. Many of them were from thirty, forty, and
sixty feet in height. The leaves of this tribe of
plants exhibit great elegance and variety of forms,
and are pictured with wonderful accuracy and
minuteness in the coal shale. Besides the tree-
ferns there were Lepidodendra,or arborescent club-
mosses of gigantic dimensions, attaining an altitude
of sixty or seventy feet. These cryptogamic plants
grew with extreme rapidity and luxuriance in the
hot and moist atmosphere of the period to which
they belonged, and formed in the mode explained
by geologists those immense deposits of coal which
belong to the formation now in question.
The animal remains must now be referred to.
The Zoophytes and Mollusca exhibit numerous
corals and crinoideans, shells of great varieties of
form occurring in the limestone strata of the
formation. Among the Crustaceans of this period
are animals which are referred to the Limulus or
king-crab, a genus abundant at present in the
Indian seas. We also discover vestiges of the
trilobites which belong, as we have seen, to the
Silurian waters, but which had become extinct
long antecedent to the Carboniferous era. The
fossil remains of insects, including various kinds
of beetles ; fossil scorpions and various fishes, many
of them of great magnitude, and some related to
lizards in character and form, others to the shark
family, and many of them possessed of finely
enamelled scales, and having their heads protected
"by strong and smooth plates of enamel.
IV. The Permian Formation now remains to be
noticed as belonging to the Palaeozoic system. This
FOSSILS OF THE PERMIAN. 67
formation is the Magnesian Limestone ; it occurs
in certain portions of our sea-shores, as for example
from Tynemouth to Hartlepool, at St. Bees Head,
and at Maryport. It is the last, and least ancient of
the Palaeozoic formations, and is characterised by
a peculiar type of organic remains, and by an entire
absence of any species of fossil that occurs in the
newer strata. Between the period of the Permian
formation and the most ancient of the secondary
strata, one of the two grand revolutions in the
organic world occurred, and hence the fossil re-
mains of the Permian possess great interest, as
exhibiting the last and most advanced condition
of organic life in the Palaeozoic era, and as being
separated by a vast and marvellous revolution from
the succeeding epoch.
• The plants of this formation are such as are
common to the coal measures, and the same remark
may be made as to a large number of the Kadiata,
Mollusca, and Articulata. Of the trilobites which
swarmed in the Silurian seas, and which occurred
to a limited extent in the Carboniferous formation,
there are no traces whatever in the Permian.
The fishes of the Permian comprise about fifty
species. They all seem to have possessed the pecu-
liar modification of the tail in which the vertebral
column is prolonged into the upper lobe of the
caudal fins. This remarkable structure of the
caudal fin, although apparently universal among
the fishes of the Permian group, is found to be
of excessive rarity in the fishes of the secondary
and tertiary epochs ; and at the present day almost
F 2
68 SEASIDE DIVINITY.
the only members of the finny tribe in which it
occurs, are the sturgeons and various kinds of
sharks, including of course the dog-fish of our own
seas. The fishes of the Permian are chiefly ganoid,
and are so called from the character of their scales,
which are composed of angular plates of horn or
bone thickly enamelled. They consist of various
kinds, such as Palseoniscus, Platysomus, Ceratodus
and others.
The Permian formation affords the earliest
certain indications of the existence of reptiles on
our globe, although it appears that some slight
traces of their existence during the Carboniferous
era have been discovered. Fossil lizards, turtles
and crocodiles belong to this period ; and among
the saurians are found the remains of the huge
marine lizard called Ichthyosaurus or fish-lizard,
the Plesiosaurus, another marine reptile, and the
Pterodactyle or winged lizard.
It will thus be perceived that the various for-
mations of the Palaeozoic or most ancient strata,
are represented more or less abundantly in various
parts of our sea-shores.
We now turn to the consideration of the
SECONDARY EPOCH, the various formations com-
posing which are more or less extensively repre-
sented in various parts of our sea-shores, as, for
instance, in parts of Cheshire, Denbighshire and
Devonshire. Observing the order already adopted,
we shall first consider the lowest and most ancient
of the Secondary formations.
I. The Triassic Formation. The name triassic is
FOSSILS OF THE TRIAS, OOLITE, ETC. 69
derived from the circumstance that this formation
exhibits a triple series of limestone, sandstone and
variegated marls, and conglomerates, containing
peculiar fossils. This formation is the great
depository of rock salt.
As to the organic remains the trias presents a re-
markable contrast with the formation immediately
above in the paucity of such remains. Twenty or
thirty kinds of ferns and cone-bearing plants have,
however, been attained. The animal remains are
numerous and various. They consist of zoophytes
and corals, lily encrinites, so called from their
resemblance to that flower; fishes of various kinds,
reptiles of the lizard and frog tribes, many of them
of vast dimensions, and one of them in particular
presenting a most unique and marvellous structure,
having a pair of huge tusks like the walrus, and
thence called Dicynodon or bidental ; huge birds
likewise appear to have belonged to this formation ;
their footprints have been discovered distinctly
marked, eighteen inches in length by fourteen in
breadth, deeply made originally in the mud in
which the creature walked. These immense birds
appear to have been four or five times larger than
an African ostrich, and must have weighed about
600 Ibs.
II. The Oolite and Lias formation now claim
our notice. These formations, which may be con-
sidered as one, occur in some portions of the coasts
of Yorkshire and Devonshire, and also in various
parts of the Scottish coast.
The fossils of these formations consist of fucoids,
F 3
70 SEASIDE DIVINITY.
'trees allied to pines, and similar to the Araucaria,
corals and other zoophytes, nautili, ammonites,
belemnites, cuttles, &c. ; crustaceans allied to
shrimps, lobsters and crabs ; various insects and
numerous fishes and reptiles.
III. The Wealden formation is next in order,
and extends from the interior along the coast of
England to the east and west of Hastings, in the
county of Sussex. This formation is a series of
fluviatile deposits of great thickness and extent,
and consists of alternations of clays, limestones,
sandstones and sand, with beds of freshwater
shells and crustaceans. The fossil remains pecu-
liar to this formation are those of enormous land
and aquatic reptiles* and various trees and plants.
The Wealden series of deposits afford the most
striking evidence of a vast alternation in the rela-
tions of land and water having occurred at the
remote epoch when they were deposited. All
the strata seem to have been deposited by the
waters of a great river; the organic remains are
chiefly, if not wholly, such as belonged to creatures
inhabiting fresh water, and what now forms the
south-eastern district of England must at a far
distant epoch have been the mouth of an immense
river flowing from a vast inland lake, the shores
of which were the abode of those prodigious forms
of animal life which the strata now disclose.
How difficult to realise all this while wandering
at the present day along the sea-shores of Sussex !
How brief and transitory human life appears when
contrasted with the immense series of ages to
FOSSILS OP THE WEALDEN. 71
which these geological changes refer ; and how
marvellous are those physical laws by which the
All-wise Author of Nature carries out the purposes
of his creative and providential designs !
One of the most remarkable reptiles of the
Wealden is the iguanodon, a lizard of enormous
dimensions. The fossil remains of this creature
indicate the extraordinary size it attained. The
leg and thigh bones prove that the entire length
of the limb of a full-grown specimen must have
exceeded nine feet, and when covered with muscles
and integuments of suitable proportions the limb
could not have been less than seven feet in cir-
cumference ! The body of this gigantic lizard
was as large as that of the largest elephant, and its
length, if the tail was slender, was probably sixty
feet, or if the tail, like that of some lizards, were
short, the whole length of the animal must have
been at least thirty feet. Besides the iguanodon
there were other reptiles of no less magnitude ;
and fossil remains have been discovered which
belonged to reptiles having the power of flying
through the air.
The character of the country which these
creatures inhabited is remarkably indicated by
the fossil remains thus discovered. It does not
appear whether it was an island or a continent,
but it appears to have been diversified by hills
and valleys, rivers and lakes, and possessed a
climate much higher in temperature than any
part of modern Europe. Palm trees, arborescent
ferns, and various kinds of cone-bearing trees
F 4
72 SEASIDE DIVINITY.
formed its groves and forests, and the land was
clothed with a large abundance of ferns. Among
its herbivorous quadrupeds was the gigantic igu-
anodon already mentioned ; among its carnivora
was the megalosaurus and other huge reptiles, and
crocodiles and turtles inhabited its rivers, while
its waters teemed with mollusca, crustaceans and
fishes. The greater part of all the bones which
have been discovered appear beyond doubt to have
been rolled and broken ; the teeth have been de-
tached from their sockets, and all the bones of the
extremities and of the vertebrae have been sepa-
rated, and scattered in confusion. The trees, too,
have been torn to pieces, and their branches
broken into fragments. This was evidently
effected, not by the waves of the ocean, but by the
violent currents of rivers. The condition of
these fossils is sufficient to prove that they were
floated down the rivers with the rafts of trees and
other spoils of the land, till, arrested in their
course, they sunk to the bottom or became em-
bedded in the soil. The immense extent and vast
quantity of the deposits thus accumulated, prove
that the river which flowed through the country
inhabited by the iguanodon must have been as
large in its volume as the Mississippi, and that it
had a course not of hundreds, but of thousands of
miles. How marvellous are the changes which
the science of geology thus indicates as having
occurred on the surface of our globe !
IV. The Cretaceous or Chalk formation presents
itself to us as the least ancient of the formations
FOSSILS OF TERTIARY EPOCH. 73
of the secondary epoch. It extends over a large
district of the interior of England, and reaches to
various parts of the coasts of Hampshire, Sussex,
Kent, Norfolk and Yorkshire. It consists chiefly
of marine strata, comprehending the white lime-
stone called chalk, and various marls, clays, and
sandstones.
This formation abounds with the remains of
extinct species of zoophytes, molluscs, fishes and
reptiles: the characters of the chalk formation
are those of a vast oceanic basin, filled up with
organic and inorganic debris, the innumerable re-
mains of successive generations of marine animals
which lived and died in its waters during periods
of incalculable duration.
Having thus briefly reviewed the several forma-
tions which belong to the secondary epoch from
the most ancient and lowest formation to the
least ancient and highest, in the series, we are
now to consider the fossils of that epoch which
intervenes between the secondary and the modern
or human epoch.
The TERTIARY EPOCH comprises an extensive
series of marine, fluvio-marine and lacustrine
deposits, containing the remains of all the existing
orders of animals and vegetables associated with
those of numerous extinct genera. This formation
extends from the interior along the northern coasts
of Kent to those of Norfolk, Lincolnshire, and
part of Yorkshire, H ampshire and Lancashire.
At the time of the great chalk or cretaceous for-
mation, which, as we have seen, is the last and
74 SEASIDE DIVINITY.
least ancient of the secondary rocks, it would
appear that the surface of the earth presented the.
appearance of great unevenness. On this account
what is now the continent of Europe was a group
of islands with wide channels and seas lying be-
tween them. The tertiary epoch presents us with
the geological formations by which many of the
deep depressions on the surface were filled up.
Thus, London and Paris are situated above the de-
posits thus formed, the tertiary deposits filling up
the basin over which London is built being from
300 to 600 feet in thickness.
The fossils of the tertiary epoch are extremely
numerous. The shells alone amount to nearly
3000 kinds. Fishes, reptiles, and birds, occur
in it in great number and variety. At this
epoch the earth had become the fit abode of
creatures superior to the amphibious reptiles
which were the principal inhabitants of more
ancient formations. Accordingly the remains of
the tertiary epoch are those of pachydermata or
thick-skinned animals, of which the elephant and
the rhinoceros are existing specimens. But many
of them were of vast bulk and uncouth shape.
The Megatherium was larger than the largest
existing species of elephant. The Mylodon was
nearly as large as the Hippopotamus. Along the
eastern coast of England and off the mouth of the
Thames, teeth, tusks, and bones of elephants are
often dredged up by the fishermen, which have
been washed out of the deposits belonging to the
tertiary period. Great numbers of the fossil
MULTITUDES OF LIVING BEINGS. 75
^
bones of mammalia have also been discovered at
Herne Bay and along the shores of Lincolnshire
and Norfolk, as well as other parts of the coast to
which the tertiary formation extends.
Such are the various formations belonging to
the epochs or periods in the physical history of
our planet which preceded the period when the
human race became its inhabitants. From the
earliest deposits, having for their immediate foun-
dation the primary unstratified rocks, to the
human epoch, we discover that an inconceivable
multitude of creatures existed, suited with infi-
nite wisdom to the condition of the globe at their
respective periods. Vast multitudes of these crea-
tures from age to age became extinct, and were
succeeded by others of a higher type as the
unnumbered ages passed away. From the first
formation of the globe to the completion of the
tertiary formation, and the deposit of the bed of
clay on which Paris and London stand, everything
indicates that, so far as it is possible to judge,
hundreds of thousands of years must have elapsed.
Imagination is lost in endeavouring to conceive
the vastness and the violence of the changes to
which the earth has thus been subject, before it
became, in the eyes of its mighty Creator, a suit-
able abode for man. That changes perhaps as
marvellous still await the earth it is scarcely
possible to doubt ; changes in which the destiny
of man is involved, and which may be succeeded
by an improvement in the condition of the earth
and an advancement in the state of the human
76 SEASIDE DIVINITY.
race, as great and as marvellous as some of those
which geology points out as having already oc-
curred. The gradual progress from the lowest to
the highest orders of creatures which the investi-
gations of geology establish, may be considered as
supporting the hypothesis that such changes as
we refer to, and accompanied by still higher ad-
vancement, may still constitute a part of the
system of the divine administration as regards
this portion of the universe.
We shall close the review thus taken of the
fossil remains of the various formations with a
passage from an eloquent writer, in which he
supposes some being of high intelligence from
another sphere to describe the series of muta-
tions which have occurred from the period of the
Wealden formation to the present time. (< Count-
less ages ere man was created," he might say,
" I visited these regions of the earth, and beheld
a beautiful country of vast extent, diversified by
hill and dale, with its rivulets, streams, and mighty
rivers, flowing through fertile plains. Groves of
palms and ferns, and forests of coniferous trees,
clothed its surface ; and I saw monsters, of the
reptile tribe, so huge that nothing among the
existing races can compare with them, basking
on the banks of the rivers, and roaming through
its forests ; while in its fens and marshes were
sporting thousands of crocodiles and turtles.
Winged reptiles of strange forms shared with
birds the dominion of the air, and the waters
teemed with fishes, shells, and Crustacea. And
MULTITUDES OF LIVING BEINGS. 77
after the lapse of many ages I again visited the
earth ; and the country, with its innumerable
dragon-forms, and its tropical forests, all had
disappeared, and an ocean had usurped their
place. And its waters teemed with nautili, am-
monites, and other cephalopoda, of races now
extinct ; and innumerable fishes and marine rep-
tiles. And thousands of centuries rolled by, and
I returned, and lo ! the ocean was gone, and dry
land had again appeared, and it was covered with
groves and forests; but these were wholly dif-
ferent in character from those of the vanished
country of the iguanodon. And I beheld quietly
browsing, herds of deer of enormous size, and
groups of elephants, mastodons, and other her-
bivorous animals of colossal magnitude. And I
saw in its rivers and marshes the hippopotamus,
tapir, and rhinoceros ; and I heard the roar of the
lion and the tiger, and the yell of the hyaena and
the bear. And another epoch passed away, and I
came again to the scene of my former contem-
plations ; and all the mighty forms which I had
left had disappeared ; the face of the country no
longer presented the same aspect ; it was broken
into islands, and the bottom of the sea had be-
come dry land, and what before was dry land had
sunk beneath the waves. Herds of deer were still
to be seen on the plains, with swine and horses
and oxen ; and bears and wolves in the woods and
forests. And I beheld human beings, clad in the
skins of animals, and arnred with clubs and spears;
and they had formed themselves habitations in
78 SEASIDE DIVINITY.
caves, constructed huts for shelter, and enclosed
pastures for cattle, and were endeavouring to cul-
tivate the soil. And a thousand years elapsed,
and I revisited the country, and a village had
been built on the sea-shore, and its inhabitants
supported themselves by fishing, and they had
erected a temple on the neighbouring hill, and
dedicated it to their patron saint. And the ad-
jacent country was studded with towns and vil-
lages ; and the downs were covered with flocks
and the valleys with herds, and the cornfields and
pastures were in a high state of cultivation, de-
noting an industrious and peaceful community.
And lastly, after an interval of many centuries,
I arrived once more, and the village was swept
away, and its site covered by the waves : but in
the valley and on the hills above the cliffs a
beautiful city appeared, with its palaces, its
temples, and its thousand edifices, and its streets
teeming with a busy population in the highest
state of civilisation; the resort of the nobles of
the land, the residence of the monarch of a
mighty empire."
The period referred to in this passage is that
which intervenes between the time when the
Portland forests were flourishing and the present
day. That interval forms but a very small part
of the many and vast intervals during which the
various formations were deposited which are more
ancient than the era of the forests of Portland.
And yet it must itself have embraced a period of
vast duration.
THE OCEAN
81
CHAP. V.
THE OCEAN.
Aspect of the Ocean. — Sunrise and Sunset. — Extent. — Relation
to Kivers and Lakes. — Medium of Intercourse. — Depth. —
Colour. — Saltness. — Circulation in the Ocean. — Coral Eeefs,
fee,
How magnificent the spectacle which the ocean
presents from its shores ! Every one who is
in any degree capable of creating for himself the
"inner world of thought" must acknowledge
that no external object is more calculated to ele-
vate the mind, and to fill it with grand and
sublime ideas, than the vast and boundless sea.
Casting our eyes towards the distant horizon,
where sea and sky, air and water, seem to meet
and blend together, it is impossible for us, if we
are at all alive to ennobling impressions, not to
perceive in the boundless and unbroken prospect
a striking and sublime image of infinitude.
Let us wander down to the beach before sunrise
on a spring or summer morning. There is not a
breath of wind stirring. The fishermen's boats
anchored a little way from shore lie motionless
in the calm water. The shores are deserted.
Even their feathered visitants, so busy during the
G
82 SEASIDE DIVINITY.
day, have not yet begun their labours. The wave-
lets, for the tide is full, are gently breaking on the
pebbly shore with a soothing murmur, and a
narrow fringe of white foam, extending far away
on each hand, marks the line where they break
upon the shingle. Seated on a rock let us observe
the gradual birth of the day.
A long line of light marks the edge of the
eastern horizon. The few clouds hanging over it
are suffused with a roseate hue suggesting the
poet's beautiful idea of the rosy-fingered Eos. Now
the colour brightens into a golden tint, the line
of light passes into a broad general refulgence,
and the sun emerges as if out of the deep. How
glorious that long radiant path of light along the
surface of the water between the eye and the sun !
Now turn toward the shores. How brightly the
little billows are glancing as they fall upon the
pebbles ! How much of all this splendour is due,
not merely to the direct rays of light which enter
the eye, but to those that are reflected from the
water, or refracted as they pass through the clouds
and appear on the various tints of gold and purple !
While the laws of material nature are adapted to
produce these effects, and the eye fitted to perceive
them, we must also admit that in the mind to
which the scene communicates pleasure, there must
likewise be such an adaptation as renders the pros-
pect capable of eliciting the emotions of the soul.
From our western shores the view of the ocean
at sunset is no less magnificent, touched although
it is with a certain sadness that seems to a thought-
SUNSET AT SEA. 83
ful observer to accompany the waning light of day.
Chateaubriand thus eloquently describes a scene
not unlike that of sunset from our coasts in mid-
summer. He i§ speaking of a voyage along the
shares of Virginia, when the crew of his ship were
called to evening prayers. (e The globe of the sun,
whose lustre even then our eyes could scarcely
endure, ready to plunge beneath the waves, was
discovered through the rigging in the midst of a
boundless space. From the motion of the stern
of our vessel it appeared as if the radiant orb
every moment changed its horizon. A few clouds
wandered confusedly in the east, where the moon
was slowly rising ; the rest of the sky was serene ;
and towards the north a water-spout forming a
glorious triangle with the luminaries of day and
night glistening with all the colours of a prism,
rose out of the sea like a column of crystal sup-
porting the vault of heaven. He who recognised
not in this spectacle the beauty of the Deity was
greatly to be pitied. Religious tears involuntarily
flowed from my eyes. The consciousness of our
insignificance excited by the spectacle of infinity ;
our songs resounding to a distance over the silent
waves ; the night approaching with its dangers,
and our occupation in supplicating Him whose
spirit inclined over the abyss, and who as it were
with one hand stayed the sun at the portal of the
west, and with the other raised the moon in the
eastern hemisphere, and yet lends through im-
mensity an attentive ear to the feeble voice of
his creatures. This is a picture which baffles
G 2
84 SEASIDE DIVINITY.
description, and which the whole heart of man is
scarcely sufficient to embrace."
One of the first ideas which a contemplation of
the ocean originates is that of itsVast extent, and
a comparison is naturally suggested between the
relative extent of sea and land. On examining a
map of the world, we observe that from the fortieth
degree of south latitude to the Antarctic pole, the
earth is almost wholly covered with water. We per-
ceive also that the ocean predominates between the
western shores of the New World and the eastern
coasts of the Old, containing but a few groups of
islands throughout the immense intervening space
of water. The proportion of the solid to the fluid
surface of the globe is, according to Eigaud, as
100 to 270, in other words nearly three-fourths of
the globe are covered with water.
Now these relative proportions of sea and land
are no more accidental than the beautiful and
highly organised structures of an animal's body,
every part of which affords an instance of wise and
beneficent design; for it has been clearly estab-
lished by Humboldt and other distinguished
philosophers, that the relation thus subsisting
between the solid and fluid parts of the globe
exercises a most important influence on the dis-
tribution of temperature, the variations of atmo-
spheric pressure, the direction of the winds, and
the quantity of moisture contained in the air, with
which the development of vegetation is so essen-
tially connected.
Another consideration which suggests itself is
EVAPORATION OF THE SEA. 85
the relation of the ocean to the lakes and rivers
of the globe. The waters of the ocean, as already
stated, are the source of supply for all the innu-
merable rivers and lakes in the old and new world.
" There is not a fountain," says an eloquent writer,
" that gushes in the unfrequented desert, nor a
rivulet that flows in the remotest continent, nor a
cloud that swims in the highest regions of the
firmament, but is fed by this all-replenishing
source."
If we regard the continent of South and North
America only, with its deep and wide rivers of
fresh water and magnificent inland seas, — if we
keep in mind that these lakes and rivers are sup-
plied entirely by the evaporation of the sea water,
— we cease to wonder that the source of a supply
so vast must itself be so inexhaustible. Nor are
any of those great rivers greater than is requisite
for the requirements of the animal and vegetable
world ; for, although a large quantity of the water
carried down by the rivers finds its way into the
sea, it does so only after having been circulated
by thousands of brooks and rills, like so many veins
and arteries, throughout the valleys and plains,
carrying life, freshness, and beauty, to places which
must otherwise have been as dry and barren as
the deserts of Asia or Africa. The atmosphere
may be regarded as the vast distilling apparatus
by which the salt waves are converted into pure
and fresh water. In evaporation the watery par-
ticles alone are raised into the atmosphere, the
ingredients previously incorporated with them, and
G 3
86 SEASIDE DIVINITY.
which give them their briny taste, are left behind.
Purer than from the finest artificial still, the sea
water rises up in the air day and night unceasingly,
invisible and impalpable, yet in millions of tons.
Even the surface of the ice-covered lake, or the
iceberg on the snow-capped mountains, throw
forth their contributions to the great aerial reser-
voir of moisture; for it is remarkable that the
surface of the hardest ice, in the coldest weather,
evaporates nearly as fast as if it were a movable
fluid. It is obvious that the ocean, as the source
of the supply of fresh water, is indispensable to the
existence of animal and vegetable life. The sub-
stance of all vegetables consists to a great extent
of water : the same remark is applicable to all
animal bodies ; the body of man himself, " the
measurer of the sea, and the land and the in-
numerable shores," * is formed of but little solid
matter, a very large proportion of his frame being
water more or less modified. But the circumstance
that water thus held in solution in the air, is not
necessary only for the supply which animals and
vegetables demand for their structure, it is re-
quisite even for the respiration of animals (for ex-
periment has shown that an atmosphere absolutely
dry is unsuited to breathing,) these considerations
alone are sufficient to exhibit the importance of
the ocean in the economy of nature.
There is another aspect in which we may regard
the ocean. It is the great medium of intercourse
* Hor.
MEDIUM OP INTERCOURSE. 87
between countries remote from each other, the
means by which the benefits it confers on all lands
as the primary source of rivers are reciprocated
between one nation and another.
" With every wind it wafts large commerce on,
Joins pole to pole, consociates severed worlds,
And links in bonds of intercourse and love
Earth's universal family."
The waters of the ocean indeed unite shore
with shore, connecting together the most distant
regions of the inhabited world, and rendering every
land they wash easy of access. It is evident that
if the earth consisted only of dry land, and life
could exist under such circumstances, intercourse
between remote countries would be impossible;
and when we reflect upon the difficulties which
travellers find in passing over a few hundred miles
in the centre of Africa, or the interior of South
America, when there is no transit by water, and
that in the latter continent there are, on both sides
of the Amazon, thousands of square miles of country
through which the most adventurous traveller can-
not penetrate, it is not too much to suppose, that,
were there neither seas nor rivers, we should have
to this day remained in ignorance of all countries
at a great distance from our own.
It is plain likewise that as the means of com-
munication between different nations, the ocean
must be regarded as the means of a rapid increase
in knowledge and civilisation. By its instrumen-
tality the temperate regions of the earth can
G 4
88 SEASIDE DIVINITY.
speedily acquire the richest productions of more
favoured climes. Thus, too, we obtain for use in
winter the warm furs of the Antarctic seas or of
North America. In summer we procure the lighter
fabrics produced by warmer climates ; for all these
commodities we can exchange the productions of
our own ingenuity, which could not otherwise be
rendered available to distant nations.
Thus the cotton of the West Indies is trans-
ported to the looms of Britain, and again in a
manufactured state sent to supply the inhabitants
of India and China. Thus the riches of the Indies
are wafted to our shores, and we are enabled to
reciprocate the benefit by a happy and beneficial
interchange. One of the most striking illustrations
of the importance of the ocean as the medium of
communication between remote countries is the
recent employment of steam navigation in our
intercourse with distant Australia. Over thousands
of leagues the steam-ship ploughs her way across
the pathless deep, carrying the manufactures of
Europe to supply the wants of those far-off colonies,
and bringing home their gold and their fleeces in
return. But these are by no means the only
advantages which the ocean confers by affording
the means of intercourse between parts of the earth
far removed from each other. In the earliest
history of civilised society, many centuries before
the discovery of the New World, the Mediter-
ranean and the adjoining seas, although traversed
by timid navigators who scarcely dared to venture
beyond sight of land, afforded the means by which
STEAM NAVIGATION. 89
the advantages of Eoman civilisation were carried
to the shores of Britain, whose inhabitants were
then little removed from the present condition of
the rudest aborigines of America ; but since the
period of the revival of letters and the coeval ad-
vancement of science, how unspeakable have been
the benefits which Europe has conferred on remote
nations by wafting over the deep those stores of
knowledge which tend to multiply and strengthen
the moral and intellectual bonds that, like the
principle of charity, will, it is to be hoped, yet
unite the whole brotherhood of mankind !
The Eoman poet was so impressed by the idea
of the perils of the deep to which, in a short
voyage from Athens, his friend Virgil was exposed,
that he spoke of the sailor who first trusted his frail
bark to the waves, as a man around whose heart
was the threefold brass of courage and heroism.
What amazement would have filled the mind of
that elegant writer, could he have seen the illus-
tration his metaphorical description has obtained
in the immense iron steam-ship, with its marvellous
machinery, literally surrounding the brave hearts
of our countrymen as they venture, not along the
shores of sunny Italy, or the once terrible Syrtes,
but over seas unknown to the ancient world,
where for thousands of miles the waters reach
away on every hand.
" Maria tmdique et undique coelum ! "
What flight of poetry would Horace have attempted
in referring to the mighty ship, with her hundreds
90 SEASIDE DIVINITY.
of passengers, her powerful mechanism, and her
vast stores of wealth traversing against wind and
tide, not some narrow strait of an inland sea, but
the vast ocean that lies between the opposite sides
of the earth ; and carrying with her knowledge
and cultivation, liberty, and the means of human
advancement !
The depth of the sea is another question which
seldom fails to suggest itself to the minds of the
contemplative visitor of its shores. What that
depth is, what untold wonders and inexplicable
mysteries the abysses of the sea contain, have
always afforded a subject of sublime speculation.
It is, indeed, scarcely possible to look on the calm
surface of the deep, and think of the marvels and
the mysteries which lie beneath, without emotions
akin to those with which the devout astronomer,
in the stillness of the night, contemplates the
starry heavens, and thinks of the mysterious worlds
they contain, their number, their magnitude, their
grandeur, and the questions that suggest them-
selves as to their probable inhabitants and their
physical forms, intellectual powers, their degrees
of knowledge, the length of their lives, and the
many similar questions that force themselves upon
his imagination.
And there is, in fact, much that is analogous
in the degree of success which has attended human
efforts to penetrate the mysteries of the ocean
depths, and to investigate those which bslong
to the inconceivably remote objects of the firma-
ment. In the former case comparatively shallow
DEPTH OF THE SEA. 91
places of the ocean have been sounded, and various
discoveries made connected with them; in the
latter the less remote objects of the heavens have
been examined, such as the various planetary
bodies of the solar system. But of the profound
abysses of the sea little is known, and as to the
far distant fixed stars our efforts accomplish little
more than to prove how slight is our knowledge
of them, and how much we have to learn.
The soundings taken in the Mediterranean
prove that sea to be of enormous depth. In the
Straits of Gibraltar, where the passage is narrowest,
there is a depth of 500 fathoms. Between Gibraltar
and Ceuta, Capt. Smyth found a depth of 950
fathoms. At Nice, within a short distance from
shore, Saussure found the water to be 2,000 feet
deep, and M. Berard, in another place, could not
reach the bottom with a line of 6,000 feet. Lyell
and others express the opinion that the central
abysses of the Mediterranean are at least as deep
as the Alps are high; but this is only a conjecture.
Within the last few years great depths, in
some parts of the ocean, have been sounded, and
specimens of the soil at the bottom have been
obtained. By means of a simple line attached
to a heavy cannon-ball, Capt. Denham, of H.M.
ship " Herald," sounded the South Atlantic Ocean
to the depth of 46,000 feet, and Lieut. Parker, of
the U.S. frigate " Congress," in the same region
let go his plummet, and saw it run out 50,000 feet
without apparently touching the bottom. Lieut.
Walsh, of the U.S. schooner " Taney," attempted
92 SEASIDE DIVINITY.
unsuccessfully to find the bottom of the ocean with
a line 34,000 feet long, and Lieut. Berryman re-
ported another unsuccessful effort of the same
kind on a sounding line measuring 39,000 feet.
In the North Atlantic Ocean the greatest depth to
which the sounding line has reached appears to
be 25,000 feet. That the greatest depths of the
ocean far exceed those measurements there is much
reason to suppose, and although Laplace estimated
the greatest depth at eleven, and Dr. Whewell at
nine, it is probably as much as fourteen or fifteen
miles. Whether animal or vegetable life exists
at those enormous depths, and under the immense
pressure of so great a mass of water, and in the
profound darkness which there prevail, it is difficult
to say. But as in subterranean waters, under vast
pressure, and when no light has access, some species
of fishes have been found destitute of eyes, which
could be of no use to them, and probably so
organised as to sustain the pressure to which they
are exposed, living beings may also exist in those
unfathomable depths to which the sounding line
has never reached.
The colour of the sea is another subject which
naturally attracts the attention of the visitor to
its shores. That the general hue of its surface
varies greatly, as seen from the beach, is well
known to every observer. At one time the watery-
expanse assumes a grey or leaden colour, at an-
other its colour is a light or a dark blue. All these
shades of the surface with their modifications are
produced by reflection. The surface of the deep
COLOUR OP THE SEA. 93
reflects the hue of the superincumbent sky, and
appears to be of the same colour. Thus, if the
day be cloudy and rainy the surface of the sea
is more or less of a leaden or grey tinge ; if the
sky is cloudless or a smart breeze blows to the shore,
the waters appear blue, the depth of the colour
varying under certain modifications of its causes.
But the sea has other colours besides those
occasioned by its reflecting the hues of the sky.
It has colour essential to itself. In shallow places
along our shores its colour cannot be very accu-
rately observed. In such places it is modified by
the reflection of the bottom : if the bottom be, on
the one hand of fine white sand, or on the other
of dark rocks, the water assumes more or less of
the light or a dark hue. It is in the wide ocean
that the colour of its waters is best observed.
The colour of the sea waters varies in different
parts of the ocean from light green to dark blue,
independently altogether of atmospheric reflec-
tion. The waters of the North Sea and of the
Polar regions are light green : those of the
regions of the trade wind, and especially of the
Indian Ocean, are dark blue. The waters of the
great current in the ocean called the Grulf Stream,
which flows from the Grulf of Mexico towards the
Arctic Seas, are of an indigo blue, and afford a
striking contrast with the green of the Atlantic
through which they take their course.
The causes of this dissimilarity are not yet fully
understood. But probably one of the chief causes
is a difference in the chemical constitution of the
94 SEASIDE DIVINITY.
sea-water in different parts of the ocean, that is to
say, a difference in the quantities, and perhaps
proportions, of the salts it holds in solution. That
some parts of the ocean are salter than other
parts is beyond question. Now the salter the
sea water, the deeper is its blue, and the greener
it is, the less is its saltness. The waters of the
Grulf Stream are salter than the ocean through
which it flows, and their colour, as above stated,
is different, being of an indigo blue. And that
this difference in the amount of salts they contain
is one of the chief causes of the difference of the
colour of the sea-water is further confirmed by
the experience of those engaged in the manufac-
ture of salt by evaporation along the shores of
Italy and France. The more the sea-water is
exposed to evaporation in the vats into which it
enters from the sea, the salter it becomes, and it
is found that this change in its saltness is accom-
panied by an alteration in its colour, from the
green of its ordinary hue to a gradually deepening
shade of blue. The saltness of the ocean-waters,
already alluded to, is also a phenomenon which
merits the attention of the visitor of the sea-
shore. Several writers, some of them recent, but
not. well-informed on such matters, follow the old
authors who have referred to this peculiarity, by
repeating their hypothesis, that the saltness of the
water is a provision against the stagnation and
putrescence of the ocean. This is altogether
erroneous. Neither salt nor fresh water is liable
to what is popularly understood by putrescence ;
SALTNESS OP THE SEA. 95
and when this appears to take place in small
portions of water of either kind, it is the effect
of the decomposition of innumerable animalculse
and minute vegetable substances which multiply
and perish in succession, and is not caused by
any organic change in the constituents of the fluid
itself. But the putrescent condition thus arising
is fully provided against in large bodies of water
by the relative proportions of vegetable and animal
life, a provision which evinces, like innumerable
other adaptations of creative power, the most mar-
vellous wisdom and unerring skill and foresight.
If we were thoroughly conversant with all the
complicated processes which take place in the
system of nature, we should be able doubtless
to perceive a variety of reasons rendering it
necessary that the waters of the sea should be
salt, and not fresh. But, so far as our present
knowledge enables us to judge, the sea must
have been salt from the earliest period of its
creation, when it was inhabited by those crea-
tures whose fossil remains occur in the most
ancient strata, and where there was little or no
dry land, and therefore neither rivers nor lakes.
And this saltness of the sea, as originally consti-
tuted, was requisite to the system of circulation
which modern investigations have proved to be
constantly carried on with a degree of regularity
and completeness as wonderful and admirable as the
circulation of the blood in the body of an animal.
The currents of the ocean, or its system of
circulation, and the saltness of its waters are
96 SEASIDE DIVINITY.
therefore intimately related. The saltness of the
ocean is not the only cause of its currents, it is
true; for the difference of temperature in its
waters must produce currents, as differences of
the same kind in the atmosphere produce winds ;
yet there is reason to believe that the saltness of
the sea materially aids those currents, and thus
ministers to a vast and most important part of
the economy of creation, and illustrates in a most
remarkable manner that divine foresight by which
in thousands of instances we find provision is
made for conditions and necessities to arise at
some long subsequent period. Without entering
into this interesting but abstruse subject more
minutely than the nature of this work permits
some further particulars may here be stated.
It has been already stated that there is some
difference in the degree of saltness in the sea in
different places. But this is owing to local causes.
The general rule is that the constituents of sea
water are extremely uniform in their proportions.
This is most singularly illustrated by experiment.
Thus, for example, in the Ked Sea there is no
rain, and no rivers empty themselves into it, but
the process of evaporation is constantly going on
from its surface, by which the fresh water is ab-
stracted and the marine salts are left behind.
We should expect, therefore, that the waters of
this sea must be salter than that of other parts
of the ocean. But the water of the Eed Sea is
not salter than the ocean near the mouth of the
Amazon, a region where the amount of rain is
SALTNESS AND CIRCULATION. 97
greater than the evaporation ; and it is not salter
than the Mediterranean, a sea into which a vast
number of rivers fall, bringing with them from
the countries through which they flow a very
large and perpetual supply of salts, sulphates
and carbonates of lime, magnesia, soda, potash,
and iron, chemical substances which are found in
solution in sea-water. Now this equality in salt-
ness is extremely remarkable, and can be ac-
counted for only on the supposition of a system
of circulation in the waters of the ocean, and this
system we know does subsist.
But .the saltness of the sea has a special rela-
tion to this ' system of circulation. In the Eed
Sea and the Mediterranean there is an under-
current flowing far below the surface into the
Indian Ocean from the former, and into the
Atlantic from the latter sea. These under-cur-
rents may in a great measure, if not wholly, be
attributed to the saltness of their waters. The
surface-currents likewise which flow from the
ocean into both these inland seas, may be attri-
buted to the same cause.
And this is easily explained. It is well known
that in the process of evaporation the vapour of
water which is taken up into the air is pure, for
the salts of the sea-water are not raised into the
atmosphere. Now by the abstraction of the watery
particles, the surface-water is rendered salter,
and therefore heavier, than the stratum of water
immediately below it. It therefore sinks down-
ward and gives place to a layer of water lighter
H
98 SEASIDE DIVINITY.
and less salt, on which in its turn the process of
evaporation acts, and which again sinks only to
give place to another supply. And thus in per-
petual succession different layers of surface-water
are subjected to the same process, each sinking
down afterwards by reason of its increased specific
gravity. In the Red Sea and the Mediterranean,
which we take as examples, the waters at a great
depth are considerably heavier than those at the sur-
face, and by a familiar physical law flow outwards
by their own weight in an under-current, while their
place is supplied by a surface-current, which, as
already stated, flows inward from the ocean. Now
in fresh water this system of currents could not
occur, because evaporation from the surface of
fresh water does not make any change in the
specific gravity of the water subjected to the im-
mediate action of the process.
The cause thus explained as regards the two in-
land seas now referred to is also greatly concerned
in the much vaster system of circulation which
takes place in the ocean itself; as, for instance, in
the under-current of salter and heavier water that
flows from the equator toward the poles, and the
surface-current of water lighter and less salt that
flows in a contrary direction.
But while it is certain that the saltness of the
sea in relation to the process of evaporation has
much concern in the system of circulation between
one part of the ocean and another, other con-
siderations there are which show that the chemical
constitution of the sea-water, independently of
evaporation, adapts it to this office.
'CONSTITUENTS OF SEA-WATER. 99
One of the constituent parts of sea-water is a
solution of lime. The river or brook to which
the visitant of the sea-shore approaches as he
wanders along the beach is perpetually engaged,
especially if it flows through a country in which
limestone abounds, in carrying away to the sea
solutions of that substance, which themselves are
poured into the channel of the rivers by the rain
which percolates through the soil, and dissolves
part of the lime it meets with in its course. The
solutions which the river thus carries along in its
waters are too delicate to be discovered by the
sense of taste ; nevertheless the aggregate quantity
of lime thus poured into the ocean from all the
rivers of the earth must be vast.
Now it is from this lime so dissolved and
mingled with the sea-water, that in some parts of
the ocean, as for instance the Pacific, the prodi-
gious coral reefs are constructed. These reefs
form under the waters a solid mountain of
stone, often of immense extent. On the coast of
New Holland there is one coral reef a thousand
miles in extent, and unbroken for a distance of
three hundred and fifty miles. In the Pacific
there are groups of twelve hundred miles in extent
by more than three hundred in breadth. All these
vast structures are the work of countless myriads
of coral-building polypes (Madrephyllicea), and
afford one of the many proofs how vast a work
may, in the complicated processes of divine pro-
vidence, be executed by a feeble instrumentality.
A little worm which could in a moment be crushed
H 2
100 SEASIDE DIVINITY.
by the finger, and is individually the very type of
weakness, can by the multiplication of its numbers,
construct a mountain on which the fiercest billows
of the ocean spend their fury in vain ; on whose
shores the proudest ship that ever illustrated
human genius may be broken to fragments, and
on whose surface plains full of beauty and verdure
may appear, and towns and^villages the habitation
of man be erected.
And how marvellous the thought thus suggested
to us! By this means the component parts of
the limestone rocks of countries far removed from
the sea may be gradually carried thither, and then
transported by oceanic currents may be formed
into new mountains at the bottom of remote seas,
thus giving origin to new countries which in some
future geological convulsion may be raised into
lands far above the sea level, on whose mountains
rains shall fall, and through whose valleys rivers
shall flow, again to repeat the process by which
the limestone which formed its rocks found its
way to the original coral-builders.
And what relation has the coral-building polype
to the circulation of the sea ? Let us consider this
question. Out of the sea- water this little creature
has the power, — a power in itself marvellous,—
of extracting the lime necessary to the building it
is to erect. It secretes this substance, no doubt,
for its own individual use; but in so doing it
is accomplishing a grand design of Him who
originated the economy of the globe we inhabit.
It cannot be doubted that the secretion of lime
POLYPES AND CIRCULATION. 101
from the sea-water by the act of myriads of
polypes at the same instant, must lessen the
specific gravity of the water with which they are
in contact, and from which they extract one of its
constituent parts. Whatever the actual weight of
the lime thus secreted may be, — and it may in the
construction of one reef alone amount to thousands
of pounds in a day, ^- that weight is so much
abstracted from the wafer, which being thus lighter
than the strata of water over it rises upwards to
the surface, and is replaced by water heavier,
salter, and charged with the lime required by the
little reef builder, for the work which he could
not carry on if the water he had deprived of its
lime remained around him without being replaced
by a new supply. Thus the marine insect may
have a very important office to perform in the
circulation of the ocean waters, and the function
the polype thus discharges is not accidental. It
is exercised by the design of Him who gave the
creature its power to secrete the lime and the
instinct with which to labour.
The waters which on becoming heavier, because
rendered salter, by evaporation, sink do wnward,
are likewise warmer than those which ascend to
supply their place. Thus the circulation of the
sea modifies not only its own temperature, but
the temperature of the climates of the lands it
washes. This effect is produced on a great scale in
some parts of the globe ; and an illustration of it
is presented by our own shores. The western
shores of the British islands, and especially the
U 3
102 SEASIDE DIVINITY.
western shores of Ireland and the north-western
shores of Scotland, possess a climate greatly
milder and moister than the eastern coasts, and
it is not to be doubted that this difference is
occasioned by the current of the Grulf Stream,
which, touching our western shores, imparts to
the climate the mildness of its character by dif-
fusing a portion of the galoric brought from
warmer latitudes. It is for this reason, for ex-
ample, that the western shores of Sutherland-
shire, although so much further north than other
parts of Scotland, possess a climate so soft and
genial, and exhibit such early and luxuriant
vegetation ; and it is for the same reason that the
climate of the Orkney and Shetland islands ap-
proaches so nearly to that of Torquay. That this
circulation of warmth from one part of the globe
to another is evidence of a wise design, and that
the saltness of the ocean is a part of the instru-
mentality by which that design is carried out, no
intelligent observer can doubt, any more than he
can doubt that the design of the fabricator of the
eye was that it should be an instrument of vision,
or that the wings and limbs of animals should be
organs of locomotion.
Independently, however, of its relation to the
circulation of the oceanic currents, the composition
of the sea-water ought to be regarded in another
point of view. In addition to the coral-making
polypes who extract the lime it contains for their
vast submarine structures, there are countless
myriads of creatures inhabiting the deep who
COMPOSITION OF SEA-WATER. 103
employ the same substance to form their own
abodes. The structure of a vast number and
variety of these creatures is expressly adapted to
secrete lime and form it into shells of every form
and colour, and in many instances of great mag-
nitude. The external covering of all the Crustacea
and considerable portions of the internal structure
of other marine animals either inhabiting our
sea-shores or living in deep water3 are formed of
lime thus marvellously extracted from the element
they inhabit. In all cases where such shelly
coverings are found, they are absolutely requisite
not only to the enjoyment, but to the very
existence, of the creatures whom they enclose.
And thus we perceive that the constitution of the
sea-water is designed by its Divine originator to
minister to the wants of an infinite number and
variety of forms, all endowed with the mysterious
principle of life, and all possessed of degrees of
happiness and modes of enjoyment adapted to
their condition.
H 4
WINDS AND TIDES
107
CHAP. VI.
WINDS AND TIDES.
Interest of the Subject. — Air and Water, Ocean and Atmo-
sphere.— Theory of the Tides. — Tidal Phenomena. — Eise of
Tide in various parts of the Coast. — The Bore. — Currents of
the Sea,— The Winds.
EVERY visitor of our sea-shores ought to be greatly
interested in the subject of the winds and tides.
Familiarity with such phenomena ought not to
render them less worthy of attention than those
of a more novel character. It is indeed the
province of well-cultivated minds, and such as
in any degree possess the quality of genius, to
find in things which, because of frequent oc-
currence, are all but unnoticed by common-place
observers, abundant interest and ample supplies
of intellectual occupation. Among such as are
thus happily gifted we would class those who
peruse this book, feeling assured that as they
wander by the sea-shore, they will not perceive
the periodical ebbing and flowing of the tides,
and the varying directions of the breezes that
ripple the waters, without considering the causes
of those familiar, but at the same time marvellous
and beautiful phenomena.
108 SEASIDE DIVINITY.
There is no inconsiderable similitude between
the sea and the atmosphere. Air and water are
both fluids, although in many respects they differ
from each other. The vast assemblage of waters
which constitute the sea, and the immense extent
of air which forms the atmosphere, are both
oceans. The marine ocean has its inhabitants,
some of which move about on the ground at the
bottom, while others swim far above in the midst
and at the surface of their watery world ; in the
aerial ocean these are represented by the animals
which move on the ground and those which fly
through the air; in the marine ocean there is
submarine vegetation of vast luxuriance, answer-
ing to the meadows, the fields, the copses and
the forests that belong to the aerial ocean ; in the
former there are currents and tides, represented
in the latter by the monsoons and the trade winds,
and the land and sea breezes ; in both there are
storms and calms.
The Roman soldiers, when they first made their
way to the shores of the Atlantic, are said to have
been filled with astonishment at the regular and
periodical ebbing and flowing of the ocean, — a
phenomenon unknown to them on the lovely
shores of Italy. And but for our familiarity with
it, we ourselves should experience the same as-
tonishment on first perceiving so striking a phe-
nomenon.
Do we not call to mind in the well-remem-
bered time of childhood, — happy period passed
away! — the ineffable pleasure with which for
THE TIDES. 109
the first time we trod the beach and picked up
the shells and pebbles or ran with youthful glee
" along the golden sand ? " Do we not picture to
ourselves the huge delight with which we saw the
flowing tide gradually advance over the far extend-
ing and level sands, covering the boulders festooned
with algae that were here and there scattered over
it, till at last they were all submerged ; and how
again we watched with intense interest the ebbing
waves as they retreated once more, permitting us
with naked feet to ramble over the wet expanse
of newly covered sand, to search for some fancied
treasure that the sea might have left behind?
How pleasant, how charming, were it possible in
mature years, to look with the wonder and delight
of childhood on those natural phenomena which
in the fresh morning of life filled us with those
strange emotions with which we behold novel and
marvellous things !
The theory of the tides comprehends several
problems which are very abstruse, in consequence
of the number and variety of circumstances to be
taken into account. We require not only to con-
sider the action of the sun and the moon upon
the earth and the ocean, but the modifications of
this action arising from the position of the earth
in relation to the sun and moon, the influence of
the diurnal motion of the earth on its axis, as
well as its form and density, the figure of con-
tinents, the position of islands, the irregularities
occasioned by the character of the bottom of the
sea, and the laws of motion in fluid bodies and
110 SEASIDE DIVINITY.
waves. The variety and number of causes and
effects thus to be taken into view, render the
theory of the tides one of the most complicated
subjects in natural science, and has called forth
the genius and taxed the powers of the ablest
investigators. All that can be done in a work of
this kind, is to present a general view of the
subject, as plain and lucid as possible without
mathematical calculations.
That the ebbing and flowing of the tides depend
on solar and lunar influences there can be no
doubt, for at every return of new and full moon
we have high tides, while at half moon the tides
are low. The moon is in a line with the sun
both when about to appear as new moon, and
when at full moon. At those periods, therefore, the
attraction of the moon and the sun upon the
earth acts in one and the same direction, and the
united influence causes what are called the spring
tides. On the other hand, when the moon has
completed her first quarter, and her third quarter,
her attractive power at those points in her course
is exercised at right angles to that of the sun, and
thus, by preventing the waters from rising as
high as before, the neap or lower tides take
place. Nothing can be more obvious, therefore,
than the effect of solar and lunar attraction on
the phenomena of the tides.
But, along with this general explanation, the
motion of the earth on its axis must, as already
hinted, be taken into view, and this will be
found greatly to influence the tidal phenomena.
THEIR CAUSES. Ill
Not only does the motion of the earth in its
annual orbit, and that of the moon in her monthly
course round the earth, produce an alternately
diminishing and increasing influence on the tides,
but the diurnal revolution of the earth itself
exercises a remarkable power. In its daily revo-
lution from west to east it brings every successive
hour one meridian after another vertically under
the moon, so that the point at which the greatest
attractive power of the moon is felt upon the
earth, and which is vertically beneath the moon,
changes hour after hour as different portions of
her surface are presented to the action of her
attendant satellite. In consequence of this the
attractive power of the moon and the sun is at no
time stationary, but is continually moving, as it
were, along the earth's surface, changing its posi-
tion with the apparent place of the bodies by
which it is exercised. As the moon therefore
moves from east to west, or, to speak more
correctly, as the earth revolves in the opposite
direction, the waters of the ocean, instead of accu-
mulating in one place, form a tidal wave which fol-
lows the course of the moon. This wave, as it moves
along the ocean, produces high water on the coasts
it visits in its flow ; but its force, direction, and
height, are more or less modified by circum-
stances already alluded to, such as the obstacles
in its way arising from oceanic currents, irregu-
larities in the figure of the land, the shape,
position, and breadth of the channels through
which it passes. The broader and deeper the
112 SEASIDE DIVINITY.
channel, the greater the speed of the tide, and
thus the tide-wave traverses thousands of -miles of
the open ocean in the same space of time it
requires to pass through a narrow and shallow
channel of comparatively very limited extent.
Without entering into minute details it will be
sufficient, in order to illustrate the direction and
the rate of progress of the tide, briefly to refer
to that which occurs in the Indian or the Atlantic
oceans. From the south of New Zealand the
tide-wave advances westwards and northwards
towards the Cape of (rood Hope, at which it
arrives in thirteen hours from Van Dieman's
Land, at the same time producing high water also
along the east coast of Africa, the southern shores
of India, and the islands of the Eastern Archi-
pelago. Entering the Atlantic, and moving to the
north-west, the wave of high water arrives on the
coast of Newfoundland in twelve hours after
leaving the Cape of Good Hope. In four hours
afterwards it reaches the mouth of the British
Channel, where, owing to the nature of the
various shores, it is subdivided in its course. One
portion passes through the Straits of Dover, an-
other flows up St. George's Channel, a third por-
tion of it passes northwards along the west coasts
of Ireland and Scotland, around the Orkneys, and
thence southwards till it meets the tide, which,
owing to the narrowness of the British Channel,
O
had in the meantime advanced at a comparatively
slow rate to the north.
The effect of the double wave thus produced
TIDAL WAVES. 113
by the intervention of the British islands, and the
comparatively narrow space between England and
France, is very remarkable on the Danish shores,
where the ebb and flow of the sea ceases to be
perceptible, and it is constantly high water.
The height to which the tide flows is various
in different parts of the world, and this dissimi-
larity is chiefly occasioned by the conformation
of the coast. In the Mediterranean there is
little or no tide, while in some parts of the
American coast, as in the Bay of Fundy, the
spring tide frequently rises to the extraordinary
height of 120 feet, and in Asia, as at the mouth
of the Indus, the rise of the tide is 30 feet.
Even in Britain there is great difference in the
depth of high water at different places. At Chep-
stow, in the Bristol Channel, the rise of the tide
is much higher than in many other places, being
from 45 to 60 feet, and, after a strong westerly
wind, it is said sometimes to reach 70 feet.
The very striking phenomenon called the Bore
cannot be passed over in silence while referring to
the subject of the tides. Where an estuary is
narrow, and the shore is level to a considerable
distance inland, the great body of water pro-
duced by the tidal wave being suddenly forced
into a confined space, rises to a proportionate
height between the opposite shores, and flows
onward, partly under the influence of the original
impulse acting upon it, and partly by its own
gravitation1! Into the Bay of Fundy, already men-
tioned, the (i bore " rushes with tremendous force,
I
114 SEASIDE DIVINITY.
and with a roaring noise, appearing as it ascends
like a cataract pouring down a slope, in the same
manner as the rapids of the St. Lawrence. This
singular phenomenon takes place likewise in
many of the Asiatic rivers. In the Hoogly, or
Calcutta River, " the bore," says Eennell, " com-
mences at Hoogly Point, the place where the
river first contracts itself, and is perceptible above
Hoogly Town, and so quick is its motion that it
hardly employs four hours in travelling from one
to the other, though the distance is nearly seventy
miles. At Calcutta it sometimes occasions an
instantaneous rise of six feet, and both here, and
at every other part of its track, the boats on its
approach immediately quit the shore, and make
for safety to the middle of the river. In the
channels between the islands at the mouth of the
Megna, the height of the bore is said to exceed
twelve feet, and is so terrific in its appearance, and
dangerous in its consequences, that no boat will
venture to pass at spring tide." * The following
is an interesting and graphic account of the
same phenomenon, which in China is called the
" eagre," as taking place on the Chikiang River,
which enters the sea about ten miles below the
city .of Hang-Chow. "Between the river," says
the writer, who was an eye-witness of the oc-
currence, " and the city walls, which are a mile
distant, dense suburbs extend several miles along
the banks. As the hour of flood-tide approached,
crowds gathered in the streets, runnirfg at right
* Kennell, Phil. Trans. 1781.
THE BORE. 115
angles with the Tsien-tang, but at a safe distance.
My position was a terrace in front of the Tri-
wave Temple, which afforded a good view of the
entire scene. On a sudden all traffic on the
thronged mart was suspended; porters cleared
the front street of every description of merchan-
dise,, boatmen ceased loading and unloading their
vessels, and put out into the middle of the stream ;
so that a few moments sufficed to give a deserted
appearance to the busiest part of one of the
busiest cities of Asia. The centre of the stream
was crowded with craft, from small boats to huge
barges, including the gay " flower boats." Loud
shouting from the fleet announced the appearance
of the flood, which seemed like a glittering white
cable stretched athwart the river at its mouth
as far down as the eye could reach. Its noise,
compared by the Chinese poets to that of thunder,
speedily drowned that of the boatmen ; and as it
advanced with prodigious velocity, it assumed the
appearance of an alabaster wall, or rather of a
cataract four or five miles across, and about thirty
feet high, moving bodily onward. It soon reached
the immense assemblage of vessels waiting its
approach. Knowing that the bore of the Hoogly,
which scarce deserved mention in connection with
the one before me, invariably overturned boats
that were not skilfully managed, I could not
but feel apprehensive for the lives of the floating
multitude. As the foaming wall of water dashed
impetuously forward, threatening to submerge
everything afloat, they were all silenced, and
I 2
116 SEASIDE DIVINITY.
intently occupied in keeping their prows toward
the wave ; and thus they all vaulted, as it were,
to the summit in perfect safety. The spectacle
was of the greatest interest when the eagre had
passed about half-way among the craft. The
boats in front were quietly reposing on the un-
ruffled surface of the stream, others were scaling
with the agility of salmon the formidable cascade,
while those behind were pitching and heaving in
tumultuous confusion on the troubled water. This
grand and exciting scene was but of a few mo-
ments' duration; it passed up the river in an
instant, but with gradually diminishing force,
size, and velocity, until at about eighty miles
above the city, according to the Chinese ac-
counts, it ceases altogether to be perceptible." *
On our own shores the remarkable phenomenon
may be witnessed in more than one instance, and
especially in the estuary of the Severn, where the
spring tides rush upwards with extraordinary
rapidity, and the bore is sometimes nine feet in
height. A similar instance occurs in the Solway
Firth, where the tidal wave flows into the channel
with such velocity that it is said that at a certain
part of it, if a man on a swift horse were at the
water's edge, the utmost efforts of his steed would
be insufficient to enable him to gain the land.
The regular ebb and flow of the ocean waters
produce many vastly important effects, although
many of their effects in the economy of nature
* North Amer. Jour, of Science.
OCEANIC CURRENTS. 117
may be of much higher importance than we are
at present aware. Even if we restrict our view of
their beneficial results to those which refer to
navigation, we may perceive how considerable
they are. There are numerous rivers on our
coasts, the bars at the entrance of which would be
impassable unless during a rise of tide, and many
places now used as harbours could not be so
employed were the water always to remain at
a low level. The currents, moreover, produced by
the flow and recess of the tides, are of no small
importance to the navigation of estuaries, giving
motion to ships when there is no wind.
In speaking of the saltness of the sea-water
some reference was incidentally made to the cur-
rents of the ocean. A few further remarks on the
subject are, however, desirable in this place.
The currents of the ocean differ entirely from
the tides, not only in being permanent phenomena,
but as arising from causes altogether different.
The oceanic currents are very numerous, and it is
impossible to contemplate them without perceiv-
ing that they constitute a system of circulation
carried on in obedience to physical laws, and indi-
cating in a very striking manner the design of
the All-Wise.
There are, as already stated, currents which
run from the Atlantic into the Mediterranean,
and from the Indian Ocean into the Eed Sea,
and on the principles laid down with great inge-
nuity by Lieutenant Maury, it may be considered
as fully demonstrated that under-currents proceed
i 3
118 SEASIDE DIVINITY.
from those two inland seas outward to the oceans
with which they are connected, carrying with
them the waters which by the process of evapo-
ration have become salter, and therefore heavier,
than those of the ocean ; and were this process not
to be carried on, it cannot be doubted that the
depths of the Mediterranean and the Eed Sea
would, in process of time, become filled, not only
with water saturated with the chemical ingredients
of sea-water, but that they would become filled
up by deposits of solid crystals of marine salts.
The Indian Ocean and the Pacific have their
currents arising from several causes and variously
modified, but all obviously subject to physical
laws which give regularity to their phenomena,
and minister to the great system of circulation in
the waters of the ocean. +
But the most remarkable of all the ocean cur-
rents is the Grulf-stream. This vast flow of waters
is more rapid in its course than the Amazon or
the Mississippi, and a thousand times greater in
its volume than either^ of these majestic rivers.
The Gulf-stream may truly be called one of the
most marvellous things in the natural history of
the sea. It has its birth in the Mexican Gulf,
from which it flows along the shore towards the
British islands, the North Sea, and the Frozen
Ocean. Our knowledge of the various causes
in which this vast current originates, and by
which it is modified, is in many respects indefi-
nite, but, according to the views of Maury, two of
the principal agents concerned in producing the
THE WINDS. 119
phenomenon are the increased saltness of its
waters, caused by the evaporation necessary to
supply the trade-winds with vapour, and the di-
minished quantity of salt in the northern seas,
towards which the Grulf-stream flows. We have
already referred to the important influence which
this ocean-current has in tempering the climate
of those lands toward which it tends. Much highly
interesting and minute information on this sub-
ject will be found in the various works devoted
especially to the physical geography of the sea.
But it is not requisite to the plan of this work
minutely to discuss a subject which not only
demands an elaborate disquisition, but is only
indirectly connected with the phenomena which
it is our immediate object to illustrate.
The winds or currents of the atmosphere which
are now to engage our attention constitute a sub-
ject full of interest to those who frequent the
beach, and who have opportunities of witnessing
the effects which the wind produces upon the
ocean. It is a subject also strikingly illustrative
of several important physical laws, as well as of
the admirable wisdom in which those laws have
had their birth. Some general observations on
the subject will not be unsuitable before giving
our attention to the aerial currents of our sea-
shores.
The winds are either constant, or such as blow
always in the same direction, periodical, or such
as blow six months in one direction and six
months in another, or variable, that is to say,
I 4
120 SEASIDE DIVINITY.
such as do not appear to be subject to any gene-
ral rule. All winds or aerial currents may be
said to be caused by something which acts either
continuously or at intervals in disturbing the
equilibrium of the atmosphere.
Of this the tropical winds afford the most
remarkable instances. The trade-winds of the
Atlantic are occasioned by the heat of the sun,
which, rarefying the air over the African continent,
causes it to rise upwards, when its place is im-
mediately supplied by currents of colder air
blowing from the north and south. In the
Indian Ocean likewise, a similar phenomenon
takes place ; the air over the vast plains of tropi-
cal India becomes heated, and a current blowing
from the south to occupy the place of the heated
atmosphere causes the periodical winds known as
the monsoons. The sea and land breezes which
occur during the morning and night in the tropics
originate in a similar cause. The sun heats the
land, and consequently the air over its surface,
which ascending causes a breeze from the cooler
atmosphere over the ocean to blow towards the
land ; but at night, when the land and the air
over it have cooled down after sunset, the wind
blows from shore to supply the place of the
warmer air which then ascends 'from the surface
of the sea.
The winds which prevail on the coasts of
Britain are extremely variable, and can hardly
be reduced to anything like system. But there
can be no doubt that they are occasioned by heat
LAND AND SEA BREEZES, ETC. 121
and electricity, agents which produce rapid altera-
tions in the equilibrium of the atmosphere. The
land and sea breezes already referred to may be
frequently perceived on the shores of Britain dur-
ing the fine weather of summer, and are produced
by the same causes which operate on tropical
coasts.
The westerly winds which blow upon our shores
are much more regular and continuous than any
others, and are, as is well known, greatly more
genial and healthful. Their causes are similar to
those of the trade-winds already adverted to.
The heated air over tropical lands rises upwards,
as already described, and while its place is taken
by cooler currents blowing towards the equator,
the warmer air ascending to a great height in
the atmosphere spreads itself to the north and
south, and as it parts with its superabundant
caloric falls again towards the earth, blowing
towards our western coasts laden with much of
the warmth of tropical lands, and with an abun-
dant supply of oxygen obtained from the luxu-
riant vegetation of 'the more favoured climates
from which it originally arose.
. Thus the ocean and the atmosphere both have
their systems of circulation, and those systems
produce effects of vast importance in the economy
of nature, conducing in a marvellous degree to
the vitality and the enjoyment of animated beings.
The limits of this work do not permit more than
a very general view of those most interesting
natural phenomena, but even a general view is
122 SEASIDE DIVINITY.
sufficient to exhibit the beauty and the efficiency
of the laws of physics to which they can be traced,
and the beneficence, the wisdom, and the power,
in which those laws have their birth. To the
continual operation of those laws we may attri-
bute not only those fresh and salubrious breezes
which contribute so much to the health and
vigour of the inhabitants of our coasts, but those
rains which fall upon the land supplying our in-
numerable brooks, rivers, and lakes ; and clothing
our hills, plains, and valleys, with luxuriant
verdure. In such an agency it is impossible not
to perceive an ever recurring evidence of provi-
dential design.
MARINE VEGETATION
125
CHAP. VII.
MAKINE VEGETATION.
Analogy between Marine and Terrestrial Vegetation.— Variety
of the Algse. — Marine Botany, its Classification. — Specimens
of the three Subdivisions in which our Sea-weeds are compre-
hended.
THE ocean is not to be regarded merely as a vast
kingdom replete with an inexhaustible variety of
living forms, but as rivalling the land itself in
the profusion of its vegetable productions. The
bottom of the sea is in many respects analogous
to the surface of the dry land, for it is diversified
with level plains, deep valleys, caverns and rocks,
hills and mountains, submerged beneath the
liquid element, as the plains, valleys, and moun-
tains of the land are covered by the great aerial
ocean at the bottom of which we live. And the
analogy is no less strict between the vegetable
productions of the sea and the land. The general
distinction is only such as necessarily obtains
from the difference between the circumambient
fluids in which they have their abode. Thus the
stems of marine plants are slender, because they
are sufficiently supported by the dense element
in which they grow and do not require to be
126 SEASIDE DIVINITY.
thick and strong; their roots also are a mere
apparatus for attaching them to one spot, for
they, unlike most terrestrial plants, gain no sus-
tenance from the root, but from the fluid in
which they are immersed.
There is nevertheless no small similitude be-
tween the two great classes of vegetable now re-
ferred to. Some districts of the bottom of the
ocean are covered with vegetation so luxuriant
that to such districts we might well apply the
term of marine forests. The submarine trees
bear in some respects a resemblance to many of
the most magnificent trees in an American forest;
for although not in any way rivalling them in
thickness or in solidity of structure, they are
their superiors in altitude. Captain Cook men-
tions that at Kerguelen Land the sea-weed was
of enormous length. In some of the compara-
tively shallow places the line did not reach the
bottom with twenty-five fathoms, and the depth
may have been much greater, but the sea-weed
grew up in those places from the bottom, not
only so as to reach the surface, but spreading
over it a profusion of large fronds, and some of
the plants were more than sixty fathoms or 360
feet in length.
The geographical range of these immense sea
plants extends from the extreme southern islets
near Cape Horn to the 43° of latitude, a dis-
tance of more than 15 degrees and more than 900
miles, throughout that space affording food and
shelter to countless myriads of living creatures of
LOCALITIES, ETC. OF THE ALG^T. 127
all sizes and varieties. Other subaqueous regions
produce other kinds of vegetation differing from
the gigantic sea-weeds now mentioned, as the
grass of the prairies differs from the trees of the
forest. The bottom of the sea in many of the
inlets on the Indian coasts is covered with algae
and fuci, as a rich meadow is clothed with grass,
and there, at a depth of three or four fathoms,
dugongs in immense herds browse like cattle in
a meadow. But between the comparatively short
marine herbage on which those huge herbivorous
animals feed, and the enormous sea-weeds of
the southern ocean, there exists a vast number
and variety of species, many of those pertaining
to tropical seas wholly unknown to the marine
botanist.
But it is not our purpose to go in search of
marine plants to remote seas and foreign shores.
Our own coasts afford many sea-plants ; in many
instances of much beauty, in some of very con-
siderable value and importance, and in all cases
of much interest to the intelligent observer. Be-
fore, however, taking notice of a few of these, some
general observations may not be out of place.
The growth of marine plants on our shores is,
according to the most eminent botanists, limited
to certain localities on the coast, and to certain
depths of water. Thus some of our sea-weeds
have their northern limit on the 'southern coasts
of England ; others belong peculiarly to the
Scottish coasts and the northern shores of Eng-
land and Ireland ; some, again, have a wider
128 SEASIDE DIVINITY.
range, extending from the south of England to
the north of Ireland and south-west of Scotland,
and others even to Orkney and Shetland along the
western shores of both islands. As regards depth
our marine plants are likewise variously dis-
tributed. Some sea-weeds extend to the line of
ebb at spring-tides, some belong to an inner line
within which they become partially uncovered
every ordinary tide ; others, again, flourish within
the line of the neap-tides, and become entirely
uncovered at each recess of the water, and others
occupy stations so shallow and near the shore
that they are frequently, and for a considerable
period at one time, left almost quite dry. It
thus appears that there are certain boundaries
or limits within which certain kinds of algae are
found to flourish ; but, so far as can be ascertained
at the depth of fifty fathoms in the British seas,
the vegetation is scanty.
The various species of sea-plants on our shores
amount to about three hundred and seventy.
Some of these are large, some so minute that their
structure can be examined only with a microscope.
They all exhibit great variety of form. Some
are composed of broad, ribbon-like leaves or
fronds ; some are like long strings of brown cord ;
others have leaves very similar to those of terres-
trial plants; others, again, are like strings of
beads, tufts of silk or velvet, network, bunches of
slender hairs, tubes of glass filled with colouring
matter, or minute trees with spreading branches
and numerous slender twigs; in a word, the
DARK-COLOURED ALG.E. 129
utmost diversity of form prevails, but in every
instance the structure illustrates in a striking
manner the admirable skill of the Great Artificer,
All the marine plants are flowerless, and are
comprehended in the class Cryptogamia, to which
ferns, mosses, lichens, and fungi belong, and they
are themselves classified according to the prevail-
ing colour of their seeds.
Thus the term Melanospermece is given to the
series of plants in which the seeds or spores are of
a dark colour ; Ehodospermece is the general title
of the series in which the seeds are of a red hue ;
and Chlorospermece is the name of the series in
which the seeds are greenish. One distinction
thus supposed to subsist is not sufficiently clear
without the consideration of other additional
particulars, by which each series may be distin-
guished from each other ; but to describe all such
minute particulars would be contrary to the
intention of this work.
It is worthy of remark, that of the whole of
our marine plants each series now mentioned
embraces a different proportion. The first-men-
tioned series comprehends about one-fifth of the
whole number ; the second includes three-eighths,
and the third contains one-fourth.
Observing the order now stated, we shall sup-
pose the reader to examine a few specimens from
each series.
Of the Melanospet^mece there are specimens to
be found on every sea-shore. One of the most com-
mon is the bladder wrack (Fucus vesiculosus).
K
130 SEASIDE DIVINITY.
Its colour is dark green, the substance is tough,
and the fronds long and narrow, and the air-
vessels large, round, and chiefly arranged in pairs,
and near the ends of the fronds are vesicles or
receptacles, large, swollen, and rilled with mucus.
This plant is extremely common on all rocky
shores.
Another equally common species is the knotted
fucus. The stem of this plant is divided into
branches, which are forked, and the stem is
studded at intervals with large air-vessels. The
substance is tough and leathery ; the colour, olive-
green, and where exposed to the air and light,
nearly black. This plant frequently reaches six
feet in length.
The Fucus serratus (or toothed or serrated
fucus) is destitute of air-vessels ; the receptacles
are flat, and placed at the^ends of the fronds; the
colour is dark olive-green.
The tangle, or sea-girdle (Laminaria digi-
tata\ is another familiar species. Unlike the
species above referred to, which are found between
high and low water mark, this plant grows in
water of from seven to fifteen fathoms in depth,
and is rarely found in places from which the tide
recedes. From the roots attached to the rocks
shoots up a long stem, the summit of which
expands into a broad leaf or frond, divided into a
number of irregular strips. This plant is olive-
brown in colour.
Another of the same class of plants is the sea-
lace (Chorda, filum). The fronds of this plant
BRIGHT-COLOURED ALG.E. 131
are often of great length, s extending to twenty and
even forty feet, and resembling a cord of leather
or gutta-percha. In some parts of the coast,
especially of the Orkney Islands, this plant grows
in great profusion, forming a sort of marine
meadow through which a boat forces its way with
some difficulty. The cord or string of which it
consists is a hollow tube, divided into chambers
filled with air, which renders the whole plant
very light, and enables it to float upwards to the
top, and along the surface of the water. More
than fifty species, all differing more or less from
each other, are enumerated by marine botanists
as comprehended in the series of the Melano-
spermese.
We shall now notice a few specimens of the
Ehodospermese. These plants are generally of a
rose, purple, or red-brown hue, and many of the
varieties, which are numerous, are extremely
beautiful, especially those of a pink colour.
" Their blushes speak
Of rosy hues that o'er the ocean break
When cloudy morn is calm ; yet fain to weep,
Because the beautiful are still the frail."
One of the most elegant of these plants is the
scarlet plocamium (Plocamium sanguineum),
with which most visitors of the sea-shore are
familiar. It is of a fine pink colour. The fronds
are much branched, and are feathery in their
structure, the smaller branches being furnished
with minute subdivisions like the teeth of a comb ;
K 2
132 SEASIDE DIVINITY.
when dried and expanded on white paper or on
the pearly white inner surface of a large shell,
this plant is highly pleasing from the delicacy and
beauty of its structure.
Probably the delesseria is the most beautiful
of all the order to which it belongs. The Deles-
seria sanguined bears large leaves of extreme
delicacy, and in shape resembling those of the
red dock, and of a rich rose-red colour, with the
margins waved or plaited. This plant is less
common than the preceding, and is sometimes
found attached by its roots to the larger kinds of
algae as well as to the rocks. Another species of
delesseria is the D. sinuosa or oak-leaved delesse-
ria. The colour of this plant is claret-red, and it
is a remarkably beautiful plant.
The Nitophyllum, of which there are likewise
several kinds, is a very fine sea-weed. The colour
is a rich purple lake in some of the species, which
becomes brighter when dried, in others it is deep
crimson, and in others a delicate rose-pink. The
fronds in this plant are reticulated, membrana-
ceous, and without veins.
Another plant of this class not uncommon is
the Rhodomenia palmata or dulse. It is of a'
fine purplish red colour. The fronds, which grow
in tufts, are flat and so divided as to represent in
a rude manner the form of the human hand, a
circumstance giving origin to the term palmata.
The Chrondus crispus, or crisped chrondus, is
another plant meriting attention. It is frequent
on rocky shores, and is found in great abundance
GREEN-COLOURED ALGJ1. 133
on the Devonshire coast as well as on the coast of
Ireland. The colour is a purplish green, and it
is well known as the Irish moss, which, when
boiled, produces a nutritious jelly. Of the class
of which we have thus referred to one or two
examples there is a large number of species.
It now remains that we notice a few of the
series termed Chlorospermece.
These plants are the least beautiful and in-
teresting of the sea-weeds. The most common
of them belong to the order Confervas. Some of
these are to be found on every sea-shore, covering
the stones in great profusion, and rendering them
very slippery. The Ulva latissima or green
sloke, the colour of which is a full green, and of
which the fronds are broadly egg-shaped or oblong
and variously cleft and waved ; the Porphyra laci-
niata, or cleft porphyra, laver or sloke, of a rich
purple colour, a species sometimes boiled and
used at table, and several other species, are com-
prehended in this class.
Of the three series referred to a large number
of species present themselves to the lovers of
marine botany, and all of them will be found
worthy of notice either from their appearance,
their structure, or the purposes to which they are
applicable. To some peculiarities in their phy-
siology we shall in a succeeding chapter direct
our readers' attention.
K. 3
PHYSIOLOGY OF MARINE PLANTS
137
CHAP. VIII. -
PHYSIOLOGY OF MARINE PLANTS.
Claims which they have on our Attention. — Fructification. — Pe-
culiarity of their Structure. — Keproduction. — Their remarkable
Structure as related to the Element they exist in. — Artificial
Uses of Sea-weeds. — Their Relation to Marine Animals, &c.
THE beauty of many of these plants, their impor-
tance in the economy of nature, their use in various
respects to man himself, are all considerations
likely to dispose the intelligent observer to inquire
into their structure..
It has been already stated that ail the marine
plants are comprehended in the class termed
Cryptogamia, in which are included ferns, lichens,
and other non-flowering terrestrial plants. The
fructification of cryptogam ic plants differs, as our
readers are aware, from that of the class which
produce blossoms, and this peculiarity may be
readily observed by examining in autumn the
back of a fern leaf, or frond on which a multitude
of seed-like bodies may be seen grouped together
in various forms. These bodies consist of a num-
ber of distinct capsules, in which are the germs or
spores, analogous to the seeds in flowering plants.
The fructification of marine plants is of this
kind. Their reproduction takes place by means
138 SEASIDE DIVINITY.
of germs or spores which are contained in certain
parts of the fronds in appropriate capsules more
or less obvious on examination.
The highest forms of marine plants are com-
posed of the same elements as the most simple.
They all consist, not of organs related to, and
affording nutriment to each other as the root of
terrestrial plants does to the branches, but of a
series of separate and independent parts. In se-
veral marine plants there are various parts analo-
gous to those of land vegetables, such as roots,
stems, branches, and leaves. But between these
parts of marine plants there is no difference of
organisation, all being alike formed of cellular
tissue, and each part appearing to have an inde-
pendent existence, and not to participate in the
common vitality of the vegetable.
The manner in which these plants are formed
is very simple, and may be easily understood.
There is, first, the germ or spore, consisting of a
minute isolated cell. This cell, when about to
produce a plant, elongates itself and becomes
divided in the centre by a septum or cell-wall ;
thus two cells are formed entirely distinct from
each other. The same process of subdivision still
continues ; the new cell produces by its own elon-
gation and division a third cell ; the third gives
birth in the same manner to a fourth, and thus
either a row or a cluster of cells is speedily formed.
In those sea-weeds which are in the form of cords,
— such as the Chorda filum, already spoken of, —
the spores or cells lengthen themselves in one
STRUCTURE, ETC. OF THE A.L&M. 139
direction, succeeding each other in a line, while in
those plants whose parts are broad and extended,
the spores or cells multiply laterally as well as
longitudinally, and thus the broad frond is formed.
Why it is that one species always increases in one
direction, and others in a different direction, is
one of those mysteries the cause of which eludes
our investigations.
It is worthy of remark that the reproductive
power of the algae differs considerably in different
kinds. Thus in the ulva already spoken of,
known as sloke, whose thin grass green or olive
brown and purple fronds abound on some of our
shores, every part of the frond is capable of pro-
ducing cells or spores, and thus the plant is capable
of spreading indefinitely on every side. It is
otherwise with the alga3 of the higher orders,
such as the bladder wrack or Fucus vesiculosus,
and the notched wrack, F. serratus ; in these it
has been discovered that the tissue is less uniform
in character than in the simpler forms of marine
vegetation, and that some approach is made to
that separation of organs perceptible in the higher
orders of the Cryptogamia. Unlike the ulva, the
fuci now mentioned have their reproductive
powers restricted to one part only, the extremity
of the fronds. These are found to dilate them-
selves into receptacles or spore-sacs, beautifully
adapted to their office, being furnished with pores
through which the germs make their escape when
arrived at maturity.
There is another peculiarity in the structure of
140 SEASIDE DIVINITY.
sea-weeds extremely worthy of notice, as distin-
guishing them in a remarkable manner from ter-
restrial plants, and, at the same time, exhibiting a
striking instance of an obviously designed relation
of their physiological character to the element in
which they exist. To perceive this peculiarity it
is requisite to refer to the structure of the higher
orders of terrestrial plants. In these the root is
not only that which serves to fix them in the soil,
but it is the part of the plant which absorbs the
moisture requisite to their growth. .The power
of absorption which the root exercises is very great,
some plants being capable of thus taking up in a
very short period many times their own weight of
water. Thus, for example, in an experiment made
with four plants of spearmint grown for fifty-six
days in water, it was found that, although they
themselves weighed only 403 grains, they absorbed
by their roots 54,000 grains of water, a quantity
equal to about seven pints. The liquid thus ab-
sorbed is transmitted from the root, along with any
chemical ingredients it contains, to every part of
the plant for the nourishment and growth of its
several parts.
Now in the sea-weeds the only function which
the roots perform similar to those of land vege-
tables, is that of fixing the plant to its place. It
has no power whatever of transmitting moisture
to other parts of the plant, there being no system
of vessels for such a purpose, and the cells forming
the plant being entirely insulated from each other.
Accordingly, while in the majority of terrestrial
POWERS OF ABSORPTION, ETC. 141
vegetables the power of absorption is restricted to
the root, this power in sea-weed is distributed
over every part of the surface, for the obvious
reason that it is entirely immersed in the fluid
from which its* nutriment is extracted. As a con-
sequence, therefore, if a sea-weed be partly raised
out of the water, the portions so deprived of their
source of nourishment will wither and die from
drought, while the portions which continue im-
mersed will continue to thrive, without transmit-
ting any moisture to the part of the plant raised
out of the water.
Intimately connected with the subject of the
physiology of the algae is that of the artificial uses
to which they are adapted, the peculiar properties
they possess, and the purposes which in nature
they fulfil.
Many of them are of no inconsiderable import-
ance and value to mankind. All the larger species
of fuci already referred to were formerly very
largely employed in the manufacture of kelp, an
impure carbonate of soda used in soap-making.
Chloride of sodium is found in the tissues of marine
vegetables, and the carbonate of soda now referred
to is produced by the decomposition of this chlo-
ride. The chloride is driven off and the carbon
and the sodium combine with oxygen, and the
chemical result is the carbonate of soda or kelp.
The manufacture of this substance, although now
in some measure superseded by the introduction
of foreign alkali, is still of value. It was at one
time extensively carried on at various places along
142 SEASIDE DIVINITY.
the shores of Britain and Ireland. The sea- ware
being collected and dried upon the shore, a
simple kiln, five or six feet square, is enclosed
with stones, and a fire being made in it, the sea-
wrack is reduced to a melted condition. On being
allowed to cool it assumes a solid state, not unlike
a grey coloured porous clay or stone, and being
broken in pieces is ready for the market.
Another important use to which marine vege-
tables are applied is that of manure in the culti-
vation of land. Marine plants contain in large
quantities those various ingredients, such as phos-
phates, earthy and alkaline carbonates, that are
requisite to enrich the land and render it capable
of producing plants of whose composition these
ingredients are a part. The sea-ware, therefore,
when spread upon the soil and allowed to decom-
pose, constitutes a valuable manure, and being
often cast in great quantities upon the shore during
storms, affords a rich return to those cultivators
of land on the coast who avail themselves of the
opportunity of gathering it. The gathering of
seaweed for the purpose of manure and for fuel
exhibits in the Channel Islands a busy and pic-
turesque scene.
Another use to which some species may be put,
is that of supplying food for pigs and cattle, and
for this purpose it may at all times vbe applied as
well as in times of scarcity. It is applied to this
important purpose in the Western Isles, and in
several parts of the northern coasts of Europe.
The animals fed upon it are said to thrive re-
VARIOUS USES OF ALG^!. 143
markably well, a result to be anticipated from the
chemical constituents of the plant.
It may further be mentioned that from marine
plants the chemical substance called iodine is ex-
tracted. This substance is of very great value in
medical practice, possessing great efficacy in reduc-
ing glandular and other tumours. It is said also
that the mucilaginous seed vessels of the Fucus
vesiculosus, when soaked in brandy, may be used
with excellent effect as an external application in
diseases of the throat, and that the sea-water in
which they have been bruised in a considerable
quantity, affords a valuable strengthening bath for
the limbs of weak and delicate children. A black
salt, also possessed of medicinal powers, has also
been procured from the same plant.
Thus external appearances are not always to be
trusted as evidence of intrinsic worth, and many
virtues may lurk under a very plain and unosten-
tatious exterior. Those sea-weeds, thus capable
of being put to so many valuable uses, are the
least beautiful of all their tribe. But, like some of
the most valuable land plants, their sombre and
unpretending aspect is made ample amends for by
the valuable qualities they possess.
The Rhodomenia palmata, already referred
to, contains a considerable quantity of saccharine
matter, is considered the most nutritious as well as
the most agreeable of all the sea- weeds used as food,
at least in Europe. It is eaten raw by the natives
of the Scottish coasts, and in former times was
regularly brought to market in the larger cities.
144 SEASIDE DIVINITY.
Even at the present day it may be found for sale
in some of the Scottish towns. The name Dulse
is derived from the Celtic Duillisk or Dillisk, the
name by which the plant is known in Ireland and
Scotland, and which signifies a waterleaf.
The crisped chrondus, already referred to, is also
of considerable value for domestic and medicinal
use. When boiled, it produces a gelatine of very
nutritious qualities, which may be used at table
in various forms. From its restorative properties,
the mucilage may be taken with advantage by
those suffering from debility, or from affections of
the lungs. Its slight bitterness in taste may be
rendered almost imperceptible by the addition of
,lemon juice or wine.
To this plant is related the species from which
the edible birds' nests are formed, which are con-
sidered so great a delicacy by the Chinese, and
even by our own countrymen who have partaken
of them. These nests are brought from certain
islands on the Chinese coast, where there are
caves in which birds resembling swallows build
for themselves these remarkable habitations, em-
ploying for the purpose a species of sea-weed, which
they subject to the process of maceration before
applying it to its purpose.
We have thus seen that sea-weeds are of no in-
considerable value to mankind. But there are
other considerations worthy of notice regarding
them. The plants of the sea afford shelter and
food to countless hosts of animated beings who in-
habit the waters, and to whom as well as to man
SUPPLY OF OXYGEN. 145
the bountiful Author of every perfect gift opens
His hand, and they are filled with good. Man is
not the principal beneficiary for whom provision
is made in the qualities of marine plants; the
humblest of his fellow- creatures share with him
the ample supply which divine beneficence has
prepared.
But another important truth demands our ad-
miration of the divine wisdom and care by which
the processes of physical nature are carried on.
It is now fully understood that on the land the
great source of oxygen requisite to animal life is
the vegetable kingdom ; that a continued recipro-
cation of benefits, so to speak, takes place between
animals and plants, the latter consuming the
carbon produced by the former, and the former
living on the oxygen exhaled by the latter.
The same process is carried on beneath the
waters. The marine animals which live upon
sea plants also require oxygen, without which
their vital functions cannot proceed. This oxygen
their organs of respiration separate from the
liquid element in which they live. But the sea-
water would thus soon cease to be capable of sup-
porting its countless hosts, if some provision were
not made for the renewal of the life-sustaining
fluid strained from it by the respiration of
animals. This renewal, however, is effected by
aquatic plants. They are, like land plants, the
great source of oxygen ; they afford, therefore,
food and vital air to the denizens of the deep,
from whose decay they in return obtain carbon
L
146 SEASIDE DIVINITY.
for their own nourishment. Thus a perpetual cir-
culation takes place, which affords one of the
most striking evidences of prospective wisdom
that it is possible to conceive.
In reference to the subject of iodine as extracted
from marine plants, one remark may here be ad-
ded. " When it is considered," observes the justly
celebrated Liebig, " that sea-water contains less
than the one-millionth of its own weight of
iodine, and that all combinations of iodine with
the metallic bases of alkalies are highly soluble in
water, some provision must necessarily be sup-
posed to exist in the organisation of sea-weeds and
the different kinds of fuci, by which they are
enabled during their life to extract iodine in the
form of a soluble salt from sea-water, and to as-
similate it in such a manner that it is not again
restored to the surrounding medium. These
plants are collectors of iodine, just as land plants
are of alkalies ; and they yield us this element in
quantities such as we could not otherwise obtain
without the evaporation of whole seas." *
How this process is carried on is hot under-
stood, but it cannot fail to add additional interest
to the consideration of marine plants, that not
only in this respect, but as regards the oxygen
they furnish, their structure, simple as it ap-
pears, is nevertheless adapted to carry on unceas-
ingly a great system of chemical decomposition
for purposes which are all wise and good, although
* Chemistry in its Application to Agriculture and Physiology,
p. 83.
LESSONS THEY TEACH. 147
we understand but few of them, and are unable to
perceive all the ends they are intended to effect.
We behold enough, however, to incite us to
know more, and above all to teach us to adore
that mighty Being who has not only arrayed in
all their beauty the lilies of the field, but has con-
ferred such qualities and functions on the plants
that adorn the fields of the great deep, as tend to
evince at once His beneficence in providing for
the wants of the millions that wander " through
the paths of the sea ; " and the exuberance of His
skill and power in dispersing at the same moment
in inexhaustible profusion and luxuriance forms of
vegetable life which flourish in consummate grace
and beauty, although far removed from human
eye amid the abysses of the ocean.
MARITIME PLANTS
151
CHAP. IX.
MARITIME PLANTS.
Seaside Flowers. — Interest attache'd to them. — Vegetation of
Seaside less luxuriant than in Inland Places. — Sea-side Grasses
— Sea-side flowering Plants. — Examples of various Species.
MANY a charm, besides its geological features, its
rocks festooned with algae, its beach of smooth
sand or of intermingled shells and pebbles, does
the seaside present to its contemplative visitor.
It exhibits to him a class of objects very pleasant
at once to the mind that thinks of them and the
eye that perceives them, in the flowers and plants
peculiar to the sea-shore or its vicinity. To such
plants and flowers the title of maritime is given.
They delight to dwell, as a general rule, out of
the reach of the waves, but still almost always
near enough to the sea to be sprinkled with its
spray during a storm ; and had they but organs of
hearing they must always hear the voice of the
waves either murmuring on the beach in the soft
west winds, or thundering on the shore in a
tempest.
And truly most agreeable to the mind and the
eye are those maritime plants, for they possess
much of the beauty derived from form, from
colour, or from adaptation of character and quality
to the place of their abode, and they suggest
L 4
152 SEASIDE DIVINITY.
moreover to those who are able to perceive
typical resemblances, not a few emblematic les-
sons regarding virtues of great store in the busi-
ness of human life. Some of them dwell in
solitary spots' rarely seen or visited, wasting what-
ever sweetness they possess, not indeed upon the
desert air, but upon the wild sea breezes ; and so
afford emblems of modest and retiring virtue
which courts no approval from without, and is
amply contented with its own rewards. Others
there are that select their abode in places so arid
as hardly to afford them any kind of nutriment,
nay, scarcely any footing by which to resist being
torn up by the fierce winds, and yet in places so
unpromising and unproductive, thriving and
flourishing, and opening their blossoms gratefully
to the summer sun, and so exhibiting types of
humble and contented poverty, and thus having
more beauty than many a plant nurtured by a
sedulous gardener in the warmth and luxury of a
hothouse : others again there are which seem to
derive no nourishment whatever from the dry
sands or the hard rocks on which they grow,
whose roots seem to serve no other purpose than
to fix them to one place, and whose thick, suc-
culent leaves derive the moisture tha,t fills them
from the air, and so afford emblems of those who
by ingenuity, industry and toil know how to
make the most of untoward conditions, and how
to prosper where others less energetic must perish.
Then, once more, these various plants are hardy
in the extreme ; the cutting east winds injure
SEASIDE PLANTS. 153
them not ; the storm or the ocean spray does them
little harm ; and so they are all more or less sug-
gestive of that mental vigour, that strength of
character, and those sterling virtues of courage
and self-dependence, which enable the brave to
smile at the frowns of fortune, and by the force of
perseverance to be superior to adversity. If there
be sermons in stones ; if we discover theology in
the strata of the sea-shores ; we may also discover
divinity in the flowers and plants that make their
dwelling by the wild sea waves.
As a general rule, vegetation at the sea-shores
does not exhibit the luxuriance by which it is
characterised in situations at a distance from the
sea. In many parts o£ the coast, and especially
on the eastern coast, trees will not grow unless in
sheltered situations, and those which do take root
seldom attain to the size they exhibit in inland
localities. They appear to increase slowly, and to
have a stunted aspect ; the principal branches, it is
remarkable, grow chiefly from the side of the
trunk, which is toward the land, towards which all
the branches appear to be directed. This is
probably caused by the violence with which the
wind blows on an unsheltered shore, and by the
saline quality of the air when impregnated by the
spray, which in high winds is carried like small
rain over the adjacent land, and sometimes in
storms to an immense distance. Proximity to the
sea, therefore, is unfavourable to the growth and
development of plants belonging to inland situa-
tions ; but, as already observed, there are plants
154 SEASIDE DIVINITY.
and flowers which flourish in no locality so well
as on the sea-shores, for which they are peculiarly
adapted. Their fitness for the localities in which
they thus flourish affords one of the many proofs
which the various departments of nature exhibit
of the express purpose and design of the all-wise
Creator.
The numerous family of British grasses com-
prehends more than a hundred and twenty species,
and of these about twenty belong exclusively to
the sea-shores, some making their habitation in
rocky and stony places, others in salt marshes and
in muddy soil, and others growing in the sand.
Those making their abode in the sand are con-
siderably more numerous 'than all the. rest. It
will be sufficient to enumerate a few of those
most likely to come under the notice of the visitor
of the seaside.
The seaside Catstail-grass (Phleum arenarium)
is a short grass about six inches in height, which
flowers in July, and grows in the sand. The
beard grass (Polypogon littoralis), which flourishes
in salt marshes is about a foot in height, the
straws are branched, the leaves are rough on both
sides, and the panicle or cluster of flowers is of a
purplish colour. The Dog's-tooth grass (Cynodon
dactylon), like the last, is found on the southern
shores of England, but grows in sand ; the grey
hair-grass (Aira canescens), found chiefly on the
sandy shores of Suffolk and Norfolk, is about six
inches high, and possesses a panicle of numerous
small flowers, variegated with purple, green, and
MARITIME GRASSES. 155
white. The Sea-reed, Mat-grass, or Sea-bent
( Arundo arenaria) is common on various parts of
our sandy shores, and easily recognised ; the straw
is stiff, and of a greenish yellow colour. The root
of this species of grass is creeping, and often twenty
feet in length, and being very tough, and sending
forth numerous fibres, it serves the valuable
purpose of binding the loose sand, and preventing
its being blown away during high winds. On the
coast of Norfolk, between Hunstanton and Wey-
bourne, low hills or " dunes " of blown sand are
found along the shore, some of which are fifty or
sixty feet in height. They are composed of dry
sand, but they are bound into a compact mass by
the long creeping roots of this useful species of
grass. It has been planted for the same purpose
on the shores of some of the islands of the
Hebrides, and there are several parts of the Irish
coast on which it might be encouraged with great
advantage. The Arundo arenaria has also been
employed in various useful manufactures; it is
not only well adapted to make door-mats and
floor brushes, but it forms ropes of considerable
strength, and is employed in making sacks for
holding grain, and hats for summer use. For
these purposes it is the peculiar toughness of the
straw which renders it available. In addition to
these there are two species of Glyceria or Sweet-
grass peculiar to sandy places on the sea-shore ; the
fescue grass (Festuca uniglumis), remarkable for
its being single-husked, and which also affects the
sand ; the Sea Hard-grass (Rotibollia incurvata)
156 SEASIDE DIVINITY.
flourishing in salt marshes ; the upright sea-lyme-
grass, with straws three or four feet high, leaves
hard and stiff, and remarkable for having thorny
points ; the sea-barley or squirrel-tail grass, and
some species of sea-wheat-grass(Tri£icttm^miceum
and Triticum loliaceum), all of which make their
abode on the sand. The study of these various
seaside grasses affords much interest ; but it is
requisite to employ for this purpose the aid of a
botanical treatise, by which the minute pecu-
liarities of each species are specially described.
Interesting, however, as the study of the seaside
grasses may be, they attract less attention than
those plants which bear coloured flowers, some of
which among those which flourish on the coast
possess no inconsiderable beauty.
One of the most beautiful of those seaside
flowering plants is the sea-bindwood, of which the
scientific name is Convolvulus soldanella. Like
the bent, it is very useful in retaining the sand,
which without such numerous fibres as it throws
out might be easily blown away. The charac-
teristics of this plant render it easily to be
recognised. The root is creeping, the stems about
two feet in length, the leaves kidney-shaped and
somewhat thick and succulent, the flower-stalks,
like the two other species of convolvulus which
are found in inland localities, bearing a single
flower, which is large and of a purplish-pink
colour, with pale yellow plaits.
Another flower which is found in gravelly places
on the sea-shores in the north of England, in
SEASIDE FLOWERING PLANTS. 157
Ireland, and in Scotland, is the sea gromwell or sea
bugloss, known to botanists as the Lithospermum
maritimum. The leaves of this pretty .plant are,
like many others belonging to the sea-shore, some-
what fleshy or succulent, egg-shaped, sprinkled
with callous dots; the stems are numerous, and
from one to two feet long, the flowers in leafy
clusters, and of a beautiful purple.
The Dwarf Branched-centaury (Erythrcea pul-
chella) is another beautiful plant of the sandy
sea-shore. The stem of this plant is sometimes
much branched, sometimes simple, and only from
one to three inches in height, the leaves egg-
shaped, the flowers, which spring from the fork of
the stem, are slender, and are of a fine pink
colour, and are often found in some situations
in such profusion as to produce a most agree-
able impression upon the eye. Another species
(Erythrcea littoralis), minute like the preceding,
and perhaps a mere variety of the same species,
and with rose-coloured flowers in dense clusters,
is found in the same situations as the preceding.
The Sea Eryngo (Eryngium maritimum) is
another gay and beautiful plant, the characters of
which are easily perceived. The stem is about a
foot high, round and branched ; the root-leaves
are roundish, plaited, and thorny, like the holly ;
the heads of flowers, which are stalked and
numerous, are of a bright blue ; the leaves are of
a bluish green.
Contrasted with the eryngo is the Yellow
Horned Poppy (Glaucium luteum) and the Scarlet
158 SEASIDE DIVINITY.
Horned Poppy (Glaucium phceniceum), both in-
habitants of the sea-shore. The latter is rare,
but the former by no means uncommon. It
derives its name from the glaucous colour or
bloom which every part of the plant exhibits,
and may be readily recognised. The root-leaves
are numerous, stalked and hairy, the stem-leaves
embrace the stem, and are waved, rough, and
deeply cut, and from these arise the flower stalks,
bearing large bright yellow flowers, which falling
off are each succeeded by a pod shaped like a
horn, and nearly a foot in length.
The Sea-pink, Sea-gilliflower, or Thrift (Statice
armeria\ is a familiar plant, and produces a
great profusion of pink blossoms, which in the
months of July and August, when they are in full
bloom, have an extremely gay appearance. There
are three other species of this plant, which differ
in some respects from the preceding, and which
bear spikes of blue, and of purplish blue flowers.
One of these is called the Sea-lavender (Statice
limonium) ; another is the Upright-spiked Thrift
(S. spathulata) ; and the third is the Matted
Thrift (S. reticulata).
The Sea-Kocket (Cakile maritima) is a plant
which grows in sand and is common. It is about
a foot in height, the stem is much branched, the
leaves, which are scattered, are fleshy, and pinna-
tifid, that is to say, cut transversely into oblong
segments, something like the oakleaf, the flowers
large, growing in dense clusters, and of a lilac
colour.
SEASIDE FLOWEKING PLANTS. 15 9 *
The Great Sea-Stock (Matthiola sinuata) occurs
in some localities, but is less frequent than the
preceding, although a genuine plant of the sea-
shore. The stem grows to the height of two feet,
the leaves are downy, obtuse at the ends, sinuate,
but those of the branches undivided. The whole
plant is covered with dense starry hairs and short
prickles, and the flowers are purple.
Two species of Sandwort (Arenaria) invite the
attention of those who visit the localities where
they flourish, and which, as the name indicates,
grow in the sand. The one is A. peploides ; its
leaves are egg-shaped, acute, and fleshy, and its
flowers white and inconspicuous. The other (A.
marina}, which has semi-cylindrical leaves, has
rather large flowers of a pale purple ; both plants
are fleshy and succulent in their structure, and are
associated by botanists in the order to which pinks
and carnations belong.
The Sea Stork's-bill (Erodium maritimum) is
another plant common on the sandy shores of va-
rious parts of the south of England ; its leaves are
simple, heart-shaped, crenate or notched in their
margins, and rough, the stems depressed and hairy,
the flowers small and of a pale red.
Taking up their abode in gravelly and sandy
places on the sea-shores there are likewise several
plants of the vetch family, one characteristic of
which is the pod more or less similar to that of
the pea. The Sea Pea (Pisum maritimum), with
a "procumbent stem, bearing alternate pinnated
leaves and branched tendrils, and stalks with nu-
«*160
SEASIDE DIVINITY.
merous flowers, purple and veined with crimson ;
the Smooth-podded Sea Vetch (Vicia Icevigata),
with pale blue or whitish blossoms ; the Purple
Milk-Vetch (Astragalus hypoglottis), with stems
two or three feet long, and pale yellow flowers in
egg-shaped spikes, supported by short axillar
stalks ; and the Kidney-vetch or. Ladies'-fingers
(Anthyllis vulneraria), the stems of which are
about a foot high, and the corolla yellow and
sometimes white, — a plant which, unlike the
preceding, grows in dry pastures near the sea.
Several species of clover (Trifolium) are also
peculiar to the coast. On the south-eastern shores
of Britain and other districts, is found the Suffo-
cated Trefoil (T. suffocatum), so called from the
circumstance that the whole plant' is generally
buried in the sand, — bearing heads of flowers of a
pale rose colour ; the Teasel-headed Trefoil (T.
maritimum), which flourishes in the same localities
as the preceding plant, has flowers of a pale red in
heads of an oval shape.
The Sea Cotton-weed (Diotis maritima) is an
easily recognised plant belonging to the southern
coasts of England. The stems, which are about a
foot in height and branched, bear lance-shaped
leaves, the blossoms are yellow, and the whole
plant white and cottony. Then there are many
others which we shall only very briefly mention.
The Sand Strap- wort (Corrigiola littoralis), with
lance-shaped, linear, glaucous leaves, and terminal
clusters of numerous white flowers ; the Sea Plan-
tain (Plantago maritima) and the Buckshorn
MARITIME FLOWERS. 161
Plantain (P. coronopus} ; several varieties of
rushes, especially the Juncus acutus, and J.
maritimus ; the Sea Feverfew, with its large
flowers, which have a very convex yellow central
disk and white rays; the Sea Beet (Beta mari-
tima), the flowers of which are green ; several
species of Orache (Atriplex) ; the Sand Mustard,
(Sinapis muralis), with greenish yellow flowers ;
the Sea Kadish (Raphanus maritimus), with
flowers large and of a pale yellow ; the purple
Brooin-rape (Orobanche ccerulea), with its funnel-
shaped greyish-purple corolla; the broad-leaved
Pepperwort (Lepidium latifolium), with its
compound clusters of numerous very small white
blossoms ; in addition to which, among the less
conspicuous seaside plants, there are two or three
kinds of Scurvy-grass (Cochlearia), with white
flowers ; the Hare's-ear (Erysimum orientale),
with its cream-coloured flowers, in loose clusters ;
the Sea Chamomile (Anthemis maritima), and
several species of spurge (Euphorbia), all which
have their own peculiar claims on those who cul-
tivate the botany of the sea-side.
With the exception of a few that inhabit gra-
velly places and in dry mud, all the plants now
enumerated grow in the sand. We shall now
direct our attention to those which flourish in salt
marshes, or in muddy places in the vicinity of the
sea.
Among the plants most characteristic of marshes
of which the water and the soil are largely im-
pregnated with salt, is the common Jointed Grlass-
M
162 SEASIDE DIVINITY.
wort, Saltwort, or Marsh Samphire (Salicornea
herbacea). It is a small herb, about a foot high,
the stem is erect, herbaceous, fleshy, cylindrical,
and divided into joints, the leaves are like scales,
which proceed from the joints, at which point also
three minute flowers on the two opposite sides of
the stem are produced. This plant makes a good
pickle. It is also eaten by cattle. There are two
other species of saltwort found in the same loca-
lities.
The Water-Parsnep (Sium verticillatum) also
occupies the salt marsh. This plant has leaflets
in whorls, that is to say, growing in a circle around
the stem and of a hair-like form. It produces
numerous white flowers on terminal umbels, or
flower-stalks arising from a common centre.
The slender hare's-ear (Bupleurwm tenuissi-
mum), a plant from three to twelve inches high,
with lance-shaped leaves, and yellowish flowers,
few in number and, like the last, in umbels ;
the Sea Sulphur-wort or Hog's-fennel (Peuceda-
num officinale), has a stem about three feet in
height, leaves deeply divided, and bears yellow
flowers; the Mud-rush (Juncus caenosus)-, the
smooth Sea-heath, with its flesh-coloured flowers ;
the parsley Water-Drop wort, (GEnanthe, pimpi-
nelloides), bearing flesh-coloured flowers; the
Least Lettuce (Lactuca saligna), with pale yellow
flowers ; the Star-wort (Aster tripolium), with its
large purple flowers with yellow disks ; all belong
to the salt marsh. To these we may add the
Bartsia (B. viscosa), with its yellow corolla
MARITIME PLANTS. 163
stained with purple; the beautiful little plant
called the Sea Milk-wort or Black Saltwort
(Glaux maritima), which bears flesh-coloured
flowers, and is found, not in salt marshes strictly
so called, but in muddy places along the shore,
and is very common in many parts of the coast ;
and the Sea Campion or Catchfly (Silene mari-
tima), with its*%iflated bladdery calyx, of a
purplish colour, beautifully reticulated, and its
white petals.
There are two plants to which we would solicit
the reader's special attention, on account of the
remarkable evidence they afford of the effects
which may be produced on members of the vege-
table kingdom by cultivation. The first to be
noticed is the Sea Cabbage, (Brassica, oleracea).
This plant is from one to two feet in height ; the
leaves are glaucous, waved, lobed, and smooth;
the flowers are large and pale yellow ; the plant is
a biennial and grows on maritime cliffs, and is
very abundant along the chalky cliffs of the
English coast. Looking at this plant in its native
condition, no one could possibly imagine that by
the care and skill of the gardener, it could be
made in the course of time to assume the extraor-
dinary appearance of the ponderous drumhead
cabbage of the kitchen garden, or the character of
the cauliflower or brocoli. Yet such a metamor-
phosis is actually effected. In its natural state
the stem of the wild cabbage is slender and its
leaves are small. Under the influence of cultiva-
tion the stem becomes thick and fleshy, and the
M 2
164 SEASIDE DIVINITY.
leaves become succulent, and so numerous and
closely packed on the internal stem that they
have no room to expand, but form into a com-
pact and solid body, from the internal portions
of which the sunlight being wholly excluded so
that they are perfectly colourless, as well as much
more delicate and tender than the external green
leaves. So extraordinary is tfre alteration thus
made that, although the plant in its wild condi-
tion may not weigh more than a few ounces, it
is forced to shape itself into a solid sphere
several feet in circumference, and weighing perhaps
thirty pounds.
The other plant to which we made reference is
the Sea-Kale (Crambe-maritima). The leaves of
this plant are roundish, sinuated, toothed, and of
a glaucous hue, and leathery ; the stems are about
two feet in height, branched and spreading; the
flowers are large and white, in terminal clusters.
It flourishes, like the sea cabbage, in the south of
England, and in various parts of the Irish coast.
This plant undergoes under a similar process a
transformation almost as remarkable as that of
the brassica, and by being placed in rich although
light soil, and blanched by being carefully covered
from the sunlight, it produces the delicate sea-
kale of the kitchen garden.
These two instances now given are among the
most remarkable effects produced by human in-
genuity on the natural characters of plants. Along
with many hundreds of examples to the same pur-
pose, although not more remarkable, they afford
MAEITIME PLANTS. 165
evidence of a peculiarity in which may be traced
the purpose and design of creative foresight. The
members of the vegetable kingdom are endowed
with a power of accommodating or adapting them-
selves to circumstances and localities, and vicissi-
tudes of soil and climate ; a power which it may
easily be conceived is necessary to the preservation
of the species, and perhaps we may add, without
being far from the truth, in order that they may
minister in an improved, or at least a more useful
and available form, to the wants of man, some-
what in the same way in which various animals
which have been domesticated are rendered use-
ful by their acquired habits and instincts. It
is important also to notice, on this very interesting
subject, that the same creative power which gave
to the vegetable kingdom this peculiar adapta-
bility, has also marked out a limit to it, as in the
case of the animal creation ; so that the cabbage,
the cauliflower, the brocoli, and the seakale of the
kitchen garden, if left by the gardener to grow
wild, will not continue to exhibit the monstrous
forms into which they have been driven, but will
return to the simple and natural conditions which
they display in their native abodes.
In addition to the numerous plants and flowers
above referred to, there are others of larger di-
mensions which add in no small degree to the
amenity of the sea-shores where they occur. A
few of these we shall now mention.
The Tree Mallow (Lavatera arborea) grows in
rocky places, attains the altitude of from six to
M 3
166 SEASIDE DIYINITT.
ten feet, and produces large flowers, the petals of
which are purplish rose-colour, darker on the base
than elsewhere; the Tamarisk (Tamarisk gal-
lica), a small shrub with minute scattered leaves
and beautiful clusters of reddish, flesh-coloured, or
white flowers, is found in rocky places, and chiefly
on the southern coast of Britain ; and the common
sallow thorn, a bushy shrub five or six feet in
height, with green flowers and orange- coloured
berries, whose native places are the rocks and
cliffs of our eastern shores, and various species of
the Eock Eose (Helianthemum), which produce in
rapid succession during summer thin white or
yellow flowers which are so frail as scarcely to
last a day. Then there is the Eed-fruited Dwarf
Eose (Rosa rubella), about three feet high,
bearing white flowers tinged with pink, and bright
scarlet fruit-, which grows in the sand in several
parts of the eastern coast; and the silky sand
willow, a shrub about four or five feet high,
which makes its abode on the sea-shore among
loose sand.
We have hitherto confined our enumeration
strictly to those flowers and plants which belong
to the sea-shore, and either occupy the rocks, or
grow in sand and gravel, ' or in marshes, or in
muddy places. This plan was indispensable, be-
cause in the " debateable ground " which is neither
sea-coast nor inland, as well as in sheltered fields
and meadows, or along the shores of estuaries not
much exposed to violent tempests, and too narrow
to allow the waves to rise so high as to scatter
MARITIME PLANTS. 167
their salt spray to great distances, numerous
flowers and shrubs flourish which strictly belong
to the country; and to do more than refer to
these would be to pass beyond the limits assigned
to a book which treats of the productions of the
sea-shore. Without going beyond those limits,
we have pointed out a large number of plants and
flowers, many of them of much beauty, and all of
them of much interest to the student of nature,
and the characters of all of which may be easily
discovered by the aid of a botanical treatise, if our
brief description shall be insufficient. Every part
of the coast has its peculiar features and produc-
tions ; and whether the sea-shore be bounded by
rocks and cliffs, or consists of level sands, the in-
vestigfction of the botany of the particular districts
can hardly fail to have many claims for the eye,
and to suggest many lessons to the mind, of the
contemplative observer.
U 4
PHYSIOLOGY OF MARITIME PLANTS
171
CHAP. X.
PHYSIOLOGY OF MAKITIME PLANTS.
Adaptation of their Structure to their Places of Abode. — Special
Instances of this Adaptation.— Analogy between Marine and
Maritime Plants. — Functions of Koots. — Adaptation of Leaves
to their Office, &c.
IN our enumeration of littoral plants and flowers,
it was unavoidable to take into view among those
lovely denizens of the sea-shore some occasionally
found inhabiting places far removed from the
beach. Such plants do not differ in their general
structure from the ordinary botanical specimens
found in inland districts. It is therefore unne-
cessary to speak of their physiology. It is our
province chiefly to describe objects peculiar to
those localities, the natural productions of which
it is our object to illustrate. With reference to the
subject of physiology, we shall therefore restrict
our observations to plants strictly belonging to
the sea-shore.
The chief object which attracts our attention in
considering the physiology of littoral plants, is the
series of admirable adaptations in their structure,
fitting them in a special manner for the places of
their abode.
Such is the rich profusion with which the hand
of Creative Power has scattered over the earth
172 SEASIDE DIVINITY.
the various plants comprehended in what is called
the vegetable kingdom ; and such are the beauti-
ful and beneficial adaptations of the parts of
plants to each other, or of the whole plant to the
place it is to occupy, that there is scarcely any
portion of the earth's surface, however apparently
unfavourable, where some form of vegetable life
may not be found.
Thus it is not only in the soil which has been
rendered rich and fertile by the decay of succes-
sive generations of vegetable substances that
plants chiefly flourish. In such soil, indeed, the
higher orders of plants are to be found, because
all the conditions are favourable to their luxuriant
development.
But vegetation proceeds in situations the most
unpropitious. The coral island in the midst of
the ocean, on which there does not exist a particle
of soil, and which has been but recently raised
above the level of the sea, soon becomes covered
with verdure. The surface of the hard rock, on
which no soil could find a resting-place, becomes
covered with many-coloured lichens, which season
after season flourish and cast their germs ; the
castle wall, between the crevices of which nothing
but the hardest lime is to be discovered, affords a
resting-place to the moss or the fern.
Even the extremes of heat, cold, and drought,
are not incompatible with vegetation. A hot
spring in the Manilla Islands, the water of which
raises the thermometer to 187°, is not too hot for
plants to flourish in it. In the boiling springs of
ADAPTATION TO PLACES. 173
Iceland, in which an egg can be cooked in four
minutes, a species of plant is known to flourish ;
and in the mud of a hot spring in the Island of
Amsterdam, the heat of which is considerably be-
yond the boiling-point, a kind of liverwort grows.
On the other hand, in the realms of perpetual
frost, the snow, which scarcely yields to the influ-
ence of the solar rays in midsummer, is often red-
dened for miles by the profuse growth of the
minute cryptogamic plant known as "red snow,"
and the lichen, which forms the food of the rein-
deer, grows in great luxuriance entirely buried
under the snow. In like manner, in situations
where in general these roots can find no moisture
whatever, numerous races of plants thrive with
apparently as much luxuriance as " willows by the
watercourses." In all such instances it is obvious
there must be a designed correspondence and
adaptation of the plant and its organisation to the
conditions under which it is to exist.
These observations obtain a striking illustra-
tion from the physiology of sea-shore plants,
strictly so called. Some of them make their
abode on shores and rocks, in gravel, or in the
sand. In such instances there is either no soil
whatever, or the soil contains no moisture, and is
destitute of the chemical properties which belong
to the ground in inland situations. For such pe-
culiarities of condition there must be an express
provision in the organisation of the plant, otherwise
it could not subsist.
Without referring to those plants which, al-
174 SEASIDE DIVINITY.
though found near the sea-shore, do not differ in
their physiological structure from those occupying
inland situations, we shall notice those only
which are specially adapted to such localities.
The house-leek, which belongs to the order
Crassulacese, so called because of their thick, suc-
culent leaves, may be considered as a type of those
we now refer to. All such plants flourish in
places which would be fatal to those differently
organised. They can occupy the driest situations,
where not a particle of grass, and not even moss,
can grow, such as naked rocks, old walls, hot, dry
sands exposed alternately to the fiercest rays of
the sun and the heaviest night-dews. They re-
present in the temperate regions of the earth the
cactus, and other succulent plants of tropical
countries, the structure of which enables them to
flourish in similar circumstances.
One of the most familiar examples of the kind
of plants now referred to is the Sedum or stone-
crop, several varieties of which exist in Britain,
and flourish in the dry sand of the sea-shore.
We have already stated that the function per-
formed by roots of the algse or sea-weeds, seems
chiefly, if not altogether, to be that of fixing the
plants to one place. The same remark may
almost be made as to the roots of the succulent
plants of the sea-shore. The places in which
they grow afford so very small a quantity of
moisture, except during rains or when the spray
of the waves reaches them during a storm, that
in general the root, even were its powers of
FUNCTIONS OF THE LEAVES. 175
absorption as great as those of inland plants,
could not furnish to the stem, the leaves, and the
flowers a supply of moisture equal to the great
demand arising from a situation not only ex-
tremely dry, but exposed to the greatest heat of
the sun. Two objects, therefore, require to be
effected, both of them apparently indispensable
to the very existence of the plant : one of these
is the power of obtaining moisture otherwise than
by the root ; the other is the means of preventing
the evaporation or loss of the moisture when so
obtained. To perceive how this object is accom-
plished, it is requisite to consider the structure
and functions of leaves in general, and those of
succulent plants, such as we now speak of, in
particular.
The functions of the leaves of plants are pre-
cisely similar to those of the gills of fishes and
the lungs of land animals. The gills and lungs
of animals expose over a wide surface the venous
blood to the action of the oxygen contained in
water or in air ; by this means the blood, which
during the process of circulation had parted with
some of its most important constituents, is again
rendered fit for the purposes of imparting vigour
and health and continuing the growth and life of
the animal. Unless the vital fluid be thus con-
tinually supplied with these qualities, obtained by
respiration, the animal necessarily ceases to exist ;
if the supply be deficient it ceases to possess
health. This great rule is often exemplified by
members of the human family. The fresh breezes
176 SEASIDE DIVINITY.
of the sea-shore, laden with vital oxygen from
the tropics, are often known to restore to the
cheek of the invalid the bloom of health, lost
amidst the defective ventilation of the busy fac-
tory or the impure atmosphere of the crowded
city.
The fluid taken up by the roots of plants or
absorbed by their leaves is as unfit to nourish or
promote growth, till exposed to the influence of the
atmosphere, as the blood of animals before it is
supplied with oxygen. The leaves are the lungs
or gills by which vegetables breathe. They are
the organs in which the crude juices of the plant
are elaborated by exposure to atmospheric in-
fluences, and so rendered capable of ministering
to the health, the growth, and the life of the
plant.
An examination of the leaf proves how ad-
mirably it is adapted to the office it is intended
to perform. It consists of an extension of the
skin or cuticle of the plant into a flat expanded
surface, supported by a skeleton prolonged from
the wood of the stem or branch. Between the
upper and under cuticle of the leaf is a soft green
tissue, which on being examined by the microscope
is found to -consist of distinct cells packed to-
gether more closely near the upper surface than
the lower, where there appear to be many cavities
and spaces between them.
The cuticle is furnished with what botanists
call stomata or mouths. These are apertures or
pores of an oval and sometimes circular form,
SUCCULENT PLANTS. 177
bounded by two kidney-shaped cells containing
green matter, by the expansion and contraction of
which cells the aperture is diminished and in-
creased. These stomata are always placed over
the spaces between the cells of tissue, and so
minute and numerous are they that in some leaves
70,000 occur in a square inch of cuticle; the
longest are about the -^ of an inch in length,
and the least are not the ^-oW- Their office
is to allow of the passage of watery vapour and
gases from the soft tissues of the leaf, and to
permit the access of the sunlight and atmosphere
and their chemical influences to the sap or juice,
in order to its being converted into a substance
adapted to the nourishment of the plant. The
exhalation from the leaves of inland plants is so
great and rapid that, if planted for experiment
sake in the dry hot sand in which any sea-shore
plants thrive, they must speedily wither and dry
up. If, therefore, there were no modification of
structure in the leaves of the plants now in
question, they could not even for a few hours exist
in the situations in which we find them.
Let us take, therefore, the sedum and the
samphire with their fleshy and succulent leaves
as special examples of the adaptation now in
view, and exhibited in many other strictly sea-
shore plants. In such plants the leaves possess a
very high power of absorbing moisture from the
surrounding air compared with those of other
plants. In this respect they are similar to the
cactus and other succulent plants of the tropics
178 SEASIDE DIVINITY.
which collect their stores of moisture almost
wholly from the atmosphere. The power of thus
absorbing moisture is singularly adapted to the
locality in which the sea-shore plants flourish,
for, although the soil or sand in which they are
fixed is dry and hot, the air is loaded with moisture,
the process of evaporation from the surface of the
sea being carried on with the greatest rapidity
during the heat.
But the power of absorbing fluid from the air
is not the only peculiarity of the succulent plants
of the sea-shore. They are in a remarkable
degree exposed to the influence of heat and
drought, and they must perish unless some pro-
vision exists in their structure to check the
exhalation which otherwise would take place
with great rapidity from the leaves. The cuticle,
therefore, is much firmer in its texture, and much
thicker, than in plants occupying situations in
which the root can obtain an abundant supply of
moisture. Moreover, in succulent plants the
stomata are comparatively so few in number that
sometimes they appear to be wholly absent ; and
as it is by these stomata that air enters the leaves
and carries off. as if by evaporation, their fluid con-
tents, the deficiency of those orifices along with the
thickness of the cuticle itself, render these plants
capable of retaining their moisture, producing
their blossoms, and completing their fructification,
under circumstances which even in a few hours
would be fatal to other races of vegetables.
This is but one out of the innumerable instances
SPECIAL ADAPTATIONS. 179
of express adaptation to special circumstances
which the physiology of plants affords. But it is
impossible not to perceive that it is a very striking
instance,, inasmuch as without it there could be
no vegetation in places such as rocks, where there
is no soil, and in arid sands affording little or
nothing of the moisture ordinarily required for
luxuriant vegetation. It is impossible, therefore,
not to regard the physiological structure of the
succulent plants of the sea-shore as an evidence
of design on the part of that Being whose will
it is that the earth should nowhere be wholly
destitute of vegetable productions, and by whose
intention accordingly the capability of existing
and flourishing in their particular locality is
specially provided in the structure of the plants
now referred to.
N 2
CLASSIFICATION
183
CHAP. XL
CLASSIFICATION.
Number and Variety of Organic Forms. — Generalisation. —
Classification of the Animal Kingdom.
IMPERFECTLY as we are able to investigate the
zoology of the ocean, and although by far the
greater part of the vast expanse beneath the sur-
face of which the various objects of our research
have their abode is unknown and unexplored,
there is abundant reason to believe that the sub-
aqueous realms are much richer in the number
and variety of the organic forms that inhabit them,
than the terrestrial portions of the globe.
Speaking of the myriads of living creatures
whose existence is connected with one species of
sea-weed found in the southern ocean, Darwin
makes the following remarks : — " The number of
living creatures of all orders whose existence
depends on that of the kelp is wonderful. A
great volume might be written describing the
inhabitants of one of those beds of sea-weed.
Almost every leaf, excepting those that float on
the surface, is so thickly encrusted with coral-
lines as to be of a white colour. We find ex-
quisitely delicate structures, some inhabited by
simple hydro-like polypi ; others by more or-
M 4
184 SEASIDE DIVINITY.
ganised kinds, and beautiful compound Ascidiae.
On the flat surfaces of the leaves various patelli-
form shells, Trochi, uncovered Molluscs, and
Bivalves are attached. Innumerable Crustacea
frequent every part of the plant. On shaking
the great entangled roots, a pile of small fish,
shells, cuttle-fish, crabs of all orders, sea-eggs,
star-fish, beautiful Holothuria, — some taking the
external form of the nudibranch Molluscs, — Pla-
nariae, and crawling nereidous animals of a mul-
titude of forms all fall out together. I can only
compare those great aquatic forests of the southern
hemisphere with the terrestrial ones in the tropi-
cal regions. Yet if the latter should be destroyed
in any country, I do not believe nearly so many
species of animals would perish, as under similar
circumstances would happen with the kelp."
" In the oceanic depths," says Humboldt, " far
exceeding the height of the loftiest mountain
chains, every stratum of water is animated with
polygastric sea-worms, Cyclidiae and Ophrydinse.
The waters swarm with countless hosts of small
luminiferous animalcules, mammaria of the order
Acalephse, Crustacea, Peridinea, and circling Ne-
reides, which when attracted to the surface by
peculiar meteorological conditions convert every
wave into a foaming band of flashing light."
If we reflect upon the almost infinite numbers
and variety of marine animals from those of
microscopic size to the largest of the Crustacea,
and if to these we add the countless myriads of
various fishes, and especially the gregarious tribes,
MYKIADS OF LIVING FORMS. 185
we can hardly fail to admit the accuracy of the
comparison made in the quaint words of Spenser : —
" Oh ! what an endlesse worke have I in hand,
To count the sea's abundant progeny !
Whose fruitfulle seede farre passeth those in land,
And also those which wonne in the azure sky,
For much more eath to tell the starres on hy,
Albe they endlesse seeme in estimation
Then to recount the Sea's posterity;
So fertile be the flouds in generation,
So huge their numbers, and so numberless their nation."
The organisation of these various animated beings
so exactly adapted to their condition, the habits
and instincts they possess, the supply of food for
their vast and never-ceasing demands, the kind
and degree of enjoyment of which they are capa-
ble, all afford subjects of the most instructive
contemplation, illustrating in a striking manner
not only the wisdom and the power of the great
Source of Existence, but the beneficence by which
those attributes are directed.
The living beings from which such lessons are
derivable present themselves to our observation
in a miscellaneous manner ; it ought nevertheless
to be our object to study them with some attention
to system and order. And the reason of this
may be found in the constitution of the mind
itself, and not in any arbitrary mode of classifi-
cation adopted by naturalists. The power of
generalisation is possessed and exercised even in
early youth, and independently of instruction.
The child classifies as if by intuition objects
186 SEASIDE DIVINITY.
which seem to it to possess some one quality in
common. The principle is indispensable to the
acquirement of knowledge ; and in adopting what
at first sight appears to be a system of artificial
classification, the philosophic naturalist is merely
giving effect to the tendency of the human mind
as manifested even in childhood. The applica-
tion of scientific terms not only to the classes
and orders into which living beings are subdivided,
but even to the individual animals themselves, is
certainly a considerable difficulty in the way of
those unacquainted with the ancient languages
from which those terms are taken. Such terms,
however, are extremely convenient1, and may per-
haps be said to be indispensable to a system of
classification.
We are n,ow to suppose the reader to enter
on the study of some of the animated beings of
which the sea-shore furnishes specimens, and
although they present themselves to him in a
miscellaneous manner, he will find it highly con-
ducive to his purpose to study them in somewhat
of the order in which they are placed by natu-
ralists. The scientific phraseology need not oc-
casion any alarm. It may be to some extent
laid aside, and can always be explained.
Thus our reader may be presumed to classify
all the living forms that come under his notice
in one or other of the four great groups into
which the illustrious Cuvier and others who have
followed him have divided the whole animal
kingdom.
CLASSIFICATION. 187
The FIRST of these four groups comprehends
all animals that have backbones or vertebrae, and
which are hence called the Vertebrata.
The SECOND group comprehends all those ani-
mals which have soft bodies, and are therefore
called the Mollusca.
The THIRD group includes those animals that
are jointed, and which are therefore termed the
Articulata.
The FOURTH group contains all those that are
rayed, and are therefore called the Eadiata.
The reader may further be presumed to begin
with the lowest of these four great divisions, and
thence to advance upwards in the scale. This is
the best mode of advancing to the consideration
of the higher ranks of organised beings. We
shall therefore presume our reader to adopt this
course, and to observe also the subdivisions of the
groups brought under his attention, so far at
least as the natural objects which the sea-shore
presents to him shall enable him to do so.
RADIATA, OR RAYED ANIMALS -
ZOOPHYTES
EAYED ANIMALS.
The Sand Star. 2. The Brittle Star.
5. A Jelly Fish. . The Sea
3. Gemmed Sea-Anemone.
Fan. 7. The Sea-Pen.
4. The Medusa Sea-Anemone.
5. The Sea-Uichin.
(See Chapters 12 13 14 and 15.
191
CHAP. XII.
RADIATA, OK RAYED ANIMALS — ZOOPHYTES.
Various Species of Zoophytes. — Tubularia. — Sertularia. — Sea-
pen. — Sea-fan. — Actiniae, " Sea Anemones," &c.
LET us restrict our attention to such specimens
of the great sub-kingdom of the Radiata as our
visit to the sea-shore affords us an opportunity of
examining, keeping in view the subdivision of the
Eadiata into the four great classes into which
scientific men have included them.
Here is a little rock pool. It contains sea-
water clear and pure, left by the last tide. Its
sides are festooned with sea-weeds, and the bot-
tom of it, on which those little crabs are moving
about, is composed of fine sand. Let us take up
a little of this sand and subject it to our micro-
scope, which although a pocket instrument pos-
sesses no inconsiderable power.
The sand is itself an interesting object when
magnified; but we perceive mingled with it a
multitude of extremely minute shells. Some of
them are broken, but many of those which are
complete are extremely elegant in their forms.
These minute but beautiful shells belong to a tribe
of microscopic creatures called Foraminifera.
192 SEASIDE DIVINITY.
These little creatures belong to the class Infu-
soria; they are found to exist in inconceivable
multitudes and in great variety in the open ocean
.far from land, and even in the cold waters of the
Polar seas.
An hour or two spent in dredging for speci-
mens in the deep water off the shore often sup-
plies many members of the great sub-kingdom
we are now speaking of. Examples of the class
Zoophytes may thus be frequently obtained.
Among these are the Tubularia and Sertularia,
which comprehend a great many varieties of
species. Some of these may be found in such a
rock-pool as we have been visiting or attached to
sea-weeds near low-water mark. The Coryne
Pusilla is an object which ordinary industry may
discover on almost any shore. It is a very remark-
able zoophyte, or animal-plant, as the term
means. It is found attached to stones and sea-
weeds, and resembles a plant with its stem and
branches. The ends of the branches are termi-
nated by the heads of the zoophyte, which are
fleshy and of a reddish colour and covered with
short and thick tentacula.
The Sertularia are also zoophytes. The speci-
men we pick up on some sea-weeds at low-water
mark is a very common but elegant species. It
is called Sertularia filicula ; it resembles a fern
in shape, having a middle stem from which pin-
nated branches, (like the fronds of some species
of fern,) proceed. These, and others of the
same genera, are compound and formed of a vast
POLYPIDOMS. — SEA PENS, ETC. 193
multitude of individuals, a single specimen some-
times containing five or six thousand individual
polypes, and some of the species, known as Ser-
tularia argentea, being formed of eighty or ninety
thousand, all united together by the medullary
substance or fibre contained in the branches.
Numerous specimens of this kind are often found
fixed upon a single sea-weed, which would thus
afford an abode to a population greatly more
numerous than the most populous city in the
world.
The Sea Pen is by no means a rare object on
many of our coasts. It belongs to the family of
polypes, and is compound, consisting of nu-
merous individuals united. The Pennatula phos-
phorea may often be met with, and is extremely
remarkable. It is three or four inches in length,
of a purplish red colour, and fleshy in substance,
and like a pen naked at one extremity and
feathered on the other, with closely-set pinnae, on
the edges of which are the cells of the polypes.
The body of the common stalk and branches, or
pinnae, is calcareous, and thus possesses the requi-
site degree of strength. The sea pen is phospho-
rescent, and when irritated or injured or thrown
into fresh water the polypes shed a brilliant light.
The Sea Fans are of the same order. The
Gorgonia flabellum is a well-known West Indian
species, called Venus's fan, but it has occasionally
been found apparently cast ashore on the British
coasts. One of the British species of sea fans -is
common on the shores of Devonshire, and is
o
194 SEASIDE DIVINITY.
called Gorgonia verrucosa. This species is from
six to twelve inches in height, and much branched.
On the surface of these branches, which are calca-
reous, like other corals, is a flesh-coloured crust,
which is the living membrane in which the indi-
vidual polypes reside. A careful examination
with a microscope of these creatures will amply
repay the observer; and, independently of the
structure of the whole, or of the individual
polypes that compose it, not the least marvellous
is the faculty they possess of secreting from the
surrounding water the lime requisite to the struc-
ture of their common abode — a faculty not the
less wonderful although shared by them with a
great multitude of other inhabitants of the sea.
Specimens of another order of zoophytes present
themselves to us on every rocky shore, belonging
to the order Helianthoida, so called because of
their resemblance to the sunflower. These are
what are known as Actiniae, or, in popular lan-
guage, sea-anemones. They have fleshy bodies,
of various hues and sizes, are attached to one
spot, * and the tentacles which surround their
mouths when expanded give them a striking
resemblance to flowers. When the tide has re-
ceded, they may be seen attached to the sides of
the rocks, beneath the overhanging seaweed.
Their appearance when thus discovered is by no
means attractive. They resemble small hemi-
spheres, or cones, in the centre of which is an
orifice closed up, something like the mouth of a
bag when tightly drawn together by the string.
THE SEA ANEMONE. 195
Those of a red colour are very similar to a piece
of raw flesh, and, on being touched, the re-
semblance is still more striking, on account of
the tough muscular sensation they convey. Very
different does the sea-anemone appear when the
tide is in ; it then puts on all its charms : and if
the sea is clear and tranquil, and not too deep,
may be seen in great perfection, expanding under
the influence of the water, as the flower unfolds
its petals to the sun. The cone-shaped mass of
inert matter is now full of life and activity ; the
tentaculse, before concealed within the body of
the animal, are now extended, reminding the
beholder, by their form and colour, of some gay
denizen of the garden ; so much so, that where
many of these creatures are found together, they
resemble the parterre adorned with many-coloured
blossoms.
About twenty varieties of Actiniae common to
our shores are already known to the naturalist,
and beyond doubt many others yet remain to
reward his researches. The specific names of
many of these are the same as the flowers they
are supposed to resemble, while others have appel-
lations derived from some peculiarity of form
or of colour. Thus we have the cereus, the
daisy, the pink, the aster, the sunflower, the
auricula, the gemmacea, and others named
after their discoverers, or the particular locality
they inhabit.
The Actinia mesembryanthemum, so called
from the resemblance of its extended tentacula
o 2
196 SEASIDE DIVINITY.
to the starry petals of its floral namesake, is one
of the most common. It is not so beautiful as
many of its fellow ocean-flowers; its stalk or
body, instead of the graceful bell-shape and
brilliant appearance which distinguish many
other species, is of uniform thickness, smooth,
and of a dull crimson colour ; the edge of its
disk is surrounded by a single row of tubercles,
and the tentacula are numerous and slender.
This very common species is far surpassed in
beauty by many other less known denizens of our
sea-shores. A few of these will be here described,
although no language can do justice to the
beauty of these singular creatures, when seen to
advantage in their native element.
The Cereus, frequently found on the Welsh
coast, and also on the south-western shores of
England, has its body marked with longitudinal
furrows, or sulci. Its summit, when expanded,
is furnished with slender tentacula, from a hun-
dred and twenty to two hundred in number;
the body is of a pale chestnut colour, the ten-
tacula of a sea-green, varied with purple.
The daisy anemone (Actinia bellis) is a re-
markably beautiful species, also found on the
south-western shores of England, and also in
other localities. A cylindrical stalk from one to
three inches in length, and of a fine red colour,
supports the disk or body. When expanded, it
exhibits a radiated surface or disk much larger,
in comparison with the size of the body, than
that of any other varieties. The surface of this
VARIETIES OF ACTINLE. 197
disk is covered by several hundred tentacula
disposed in separate circles round the centre,
from the outside of the disk to near its centre.
These tentacula point outwards to the circum-
ference of the circle, with the exception of those
forming the inner ring, which are elevated more
or less from the plane of the disk. These nu-
merous feelers exhibit great variety of hue. In
some they are dark brown, yellowish, ornamented
with white spots, while the disk itself is tinted
with grey, lilac, white, and is sometimes dark
brown with scarlet lines diverging from the
centre. This species is exceedingly like a beau-
tiful flower.
Another remarkable kind is the Actinia
geinmacea. It derives its name from the circum-
stance that it has its stalk or body marked with
tubercles like gems, reaching from the base to
the top. When contracted, it assumes the form
of a bell with the mouth downwards, and the
gem-like rows of tubercles converge in an elegant
manner from the base to the closed aperture of
the mouth. The body is of a beautiful rose
colour. The rows of tubercles are alternately
white and grey, the disk when expanded is varie-
gated with different hues, green, white, scarlet,
black, while the tentacles are of a fine blue colour
and add much to the beauty of this " gem of the
sea." The actiniae, although almost invariably
found attached by their bases to the rocks, are
understood by naturalists to be able to remove
from one station to another. Their food consists
o 3
198 SEASIDE DIVINITY.
of aquatic animals of all kinds ; they swallow
crabs and shell-fish, the hard and indigestible
parts of which they afterwards disgorge.
Sea anemones, like other members of the
zoophyte family, possess remarkable powers of
bearing mutilation. If the tentacula are cut off,
others speedily take their place. If the body of
the animal be cut into two parts lengthwise, each
part will become perfect, and two separate acti-
nias will be the result. Even if all the original
animal be destroyed except a minute fragment
of the base, this fragment will be sufficient to
originate a new and perfect specimen.
A very singular instance is related by an
excellent naturalist of the marvellous manner in
which this creature is enabled to accommodate
itself to circumstances of the most apparently
untoward character. " I had once brought to me
a specimen of the Actinia gemmacea that might
have been originally two inches in diameter, and
that had somehow contrived to swallow a shell
of Pecten maximus, the common scallop, of the
size of an ordinary saucer. The shell fixed within
the stomach was so placed as to divide it com-
pletely into two parts, so that the body, stretched
tensely over, had become thin and flattened like
a pancake. All communication between the in-
ferior portion of the stomach and the mouth was
of course prevented; yet, instead of emaciating
and dying of atrophy, the animal had availed
itself of what had undoubtedly been a very un-
toward accident, to increase its enjoyments and
CORAL POLYPES. 199
its chances of double fare. A new mouth, fur-
nished with new rows of numerous tentacula, was
opened up on what had been the base, and led to
the under stomach ! "
Specimens of the coral-building polypes of the
tropical seas have sometimes been found in deep
water off the shores of the British islands. They
belong to the same order as the sea-anemones
we have been referring to, but to a different
family. The structures which these creatures rear
in the Pacific are of amazing extent. One of the
coral reefs off the eastern coast of New Holland
is 1000 miles in length, and there are groups of
coral islands extending more than 1200 miles
with a breadth of 300 or 400. These are entirely
constructed by those minute but indefatigable
labourers, and afford one out of many other
proofs of the magnitude of the effects which by
the arrangements of Divine Providence are pro-
duced in the natural world by agents individually
feeble in the extreme, but possessing marvellous
power when united in great numbers. The
organisation of those apparently insignificant
beings, and the instinct with which they are
endowed, adapt them to perform, with a precision
never exceeded by the most skilful chemist, one
of the grandest operations of nature's laboratory.
The currents of the ocean bring to them in the
sea-water a solution of carbonate of lime, washed
by the rains and carried by the rivers of remote
continents into the sea. This lime those little
chemists separate from the sea-water, and form
O 4
200 SEASIDE DIVINITY.
into a symmetrical structure as compact and solid
as marble. Myriads of them thus labouring
without a moment's intermission day and night
and year after year, are able to transform the
dissolved lime contained in the waters of the deep
into solid mountains on which the utmost force of
the billows is spent in vain, and which perhaps, in
some future geological epoch, will form the foun-
dations of new continents and new islands, in
which all the richest charms of natural scenery
will be exhibited, and where future cities may
arise inhabited by man in his highest condition of
civilisation.
RAYED ANIMALS -SEA NETTLES
203
CHAP. XIII.
RAYED ANIMALS — SEA NETTLES.
Structure and Organisation. — Variety of Species. — Differences
in Form, Colour, Modes of Locomotion. — Luminous Proper-
ties.— Eeproduction, &c.
MORE marvels than the most active and acute
naturalist can ever fully investigate, are profusely
scattered around us in the comparatively shallow
waters of our sea-coasts. At every reflux of the
tide, creatures are to be found whose structure,
habits and instincts, richly reward the utmost
patience of the investigator, and yield lessons as
to the great Fountain of Life calculated to fill
the soul with love and praise, and tending to im-
press the mind with the great philosophic truth,
that, viewed aright, no creature is " common or
unclean ; " and that even those which seem to the
ignorant and superficial of uncouth and forbidding
aspect, may, in a scientific and religious point of
view, be truly termed beautiful, because giving
birth to sentiments of beauty in the reflecting
beholder.
The tide has now receded, and a long reach of
shore is uncovered. We pick our steps along those
slippery stones covered with green Confervce,
towards the rocks now laid bare. We venture to
204 SEASIDE DIVINITY.
feel assured that something shall be found to
justify our laudation of a sea-beach ramble. The
bard of Avon sings of " books in the running
brooks," and " sermons in stones : " we doubt not
that we shall discover many goodly volumes even
in the little pools left by the receding waters ; and
although we shall not look for homilies in the
stones, since we are not now to discuss the subject
of mineralogy, we shall obtain under them many
a text for seaside divinity. We are not dis-
appointed! Here, hopelessly entangled among
the still dripping seaweed, is one of the largest
of those strange creatures which naturalists term
Acalephse, — the Greek word for nettles, — a title
they have merited from the power of stinging
they possess.
It is impossible to contemplate these creatures
without surprise. Their bodies are frail in the
extreme. They appear to be no more than a
mass of jelly. Yet that jelly is animated. The
sacred and mysterious principle of life is contained
in it, and gives motion, and no doubt a kind of
perception, to the simple structure.
And the structure is indeed marvellously simple.
A large jelly-fish weighing two pounds when
recently taken from the water will be represented,
when the fluid parts are allowed to drain off, as
Professor Owen remarks, " by a thin film or mem-
brane not exceeding thirty grains in weight."
The structure of a body exhibiting apparently so
little complexity baffles the skill of the anatomist,
but even it, if fully understood, would evince the
JELLY FISH. 205
marvellous skill and wisdom from which organised
beings proceed, as fully as the structure of bodies
greatly more complex. The property of emitting
light which many of the acalephse possess — the
power of stinging seated even in the finest of
their thread-like tentacula, and the wonderful
digestive powers by which their stomachs quickly
dissolve fish and even Crustacea, — all afford matter
of surprise, and when the simplicity of their
structure is considered furnish problems, both in
chemistry and anatomy, which it requires the
highest skill to examine and the greatest genius
to solve. On this subject an excellent writer
thus expresses himself: — " Our admiration of the
various functions performed by the acalephse is
much increased when we reflect upon the ex-
tremely small quantity of solid matter which
enters into their composition. This fact admits of
easy illustration. On one occasion I took a dead
cydippe, and placing it on a piece of glass- ex-
posed it to the sun. As the moisture evaporated
the different parts appeared as if confusedly
painted on the glass, and when it was become
perfectly dry, a touch removed the only vestiges
of what had been so lately a graceful and animated
being."
Although the mode by which the organisation
of the jelly-fish enables it to perform the func-
tions now referred to is in a great measure mys-
terious, yet that organisation itself is in some
degree understood. It appears that the body of
the animal is composed of large cells, accurately
206 SEASIDE DIVINITY.
put together, and filled with a transparent fluid,
and that these cells are arranged in a peculiar man-
ner in the various families and genera into which
these animals are subdivided. Thus they are
either four in number, or some multiple of four,
and are placed in a certain relation to the centre
of the creature's body in which they are arranged.
Considerable variety, too, exists in the organ in
these animals for the reception and assimilation
of food. In some the arms which hang down
from the central disk have at their extremities a
multitude of pores. These are the mouths by
which animalculse or the juices of decayed animal
substances are imbibed. In another species the
food, consisting of fishes and Crustacea, is re-
ceived into a single mouth furnished with four
lips.
Those visitors of the sea-shore who indulge in
the pleasures of boating must frequently have
observed and admired the frail but beautiful
creatures we are speaking of, and beheld with
delight their graceful movements as they impelled
themselves through the water, by the alternate
contraction and expansion of their umbrella-like
bodies: now mounting through the clear water
to the surface, now descending slowly downwards
to the depths below, though at first sight their
apparent want of power seems to make them the
sport of every wave and current.
The order of the Acalephae comprehends a
great variety of species in addition to those
already pointed out. Some are so minute as to
VARIETIES OF ACALEPEkE. 207
be invisible to the naked eye, and can only be
seen by the aid of the microscope ; others have
a diameter of two or three feet. The forms
of some are hemispherical, of others orbicular.
Some are seen adorned with long tentacula,
which stream behind them in the water ; others
again have no such appendages. Their mode
of locomotion is also various. By means of
contracting its disk, one species propels itself
through the water ; by aid of small paddles placed
on the circumference of the disk, another species
urges its way onward. They differ also in colour.
Some are singularly beautiful, exhibiting those
symmetrical patterns produced by the kaleido-
scope ; some are brown in the centre, with sixteen
lines pointing like radii to the circumference;
some have a light purple cross in the middle,
between each bar of which is a horseshoe mark
of a similar, though much deeper, hue, and from
the circumference diverge rays of the same tint,
but lighter than the rest. Others again have a
white cross, with a black spot on each of its arms,
and others have a disk almost as translucent as
the water in which they float, but in its centre is
a bright crimson spot, like a piece of cornelian
encased in crystal. The hues of others are still
more beautiful, though they are extremely mi-
nute. Of one of these last, whose tints are white
and crimson, the late ever-to-be-lamented Pro-
fessor Forbes thus elegantly speaks : — " There is
not a medusa in all the ocean which can match
for beauty with the minute creature now before
208 SEASIDE DIVINITY.
us, though its smallness is such that a split pea
would overtop it ; yet small though it be, it has
shape, colour, and substance, so disposed that as
yet no explorer of the sea has met with another
like it. It is gorgeous enough to be the diadem
of sea fairies, and sufficiently graceful to be the
nightcap of the tiniest and prettiest of mer-
maidens."
These singular and interesting creatures are to
be found in immense multitudes floating in all
our seas. Some of them, as already stated, have
the power of stinging when handled. This pro-
perty, however, belongs only to a few of those
that inhabit our coasts. The medusa most re-
markable for the possession of this power, this
weapon of defence, is the Cyanea capillata, or
hairy cyanea. Contact with it produces a burning
sensation, similar to that caused by the sting of
the common nettle. And the swimmer knows
this to his cost when he chances to come in con-
tact with the long tentacula of this creature, as it
marks his body with long red lines, like the cut
of a thin whip, causing considerable pain and
feverishness.
The cyanea is a very common species, and must
have been seen by all frequenters of the coast,
either lying helpless on the beach, or floating at
sea. Its disk is of a brown colour, with the edge
festooned with an immense number of tentacula
of various lengths, that extend behind it as it
flaps along beneath the surface. The name
Crineta, perhaps, might be appropriately applied
LUMINOUS ACALEPILE. 209
to it, from its resemblance to a comet with its
streaming tail, which the old Greek astronomers
distinguished by that title.
The acalephae, as already mentioned, have the
power of emitting light. In the seas of warmer
latitudes this power produces an effect so striking
that the most eloquent description is insufficient
to do justice to it. So innumerable are these
medusae in tropical waters, that the points of light
they emit illuminate the whole surface of the
midnight deep. Under such circumstances the
scene from on board ship has a magical effect.
As the vessel urges her way through the waters
where these sea lamps hang suspended, the con-
sequent agitation of the waters excites their illu-
minating powers into greater activity, and she is
surrounded not only with innumerable sparks of
phosphorescent fire, but broad flashes of light run
along the top of every surge that strikes her sides,
while globes of fire are seen just below the sur-
face, produced by the larger jelly-fish. If during
a dark night one could descend a few fathoms
below the surface, the appearance on looking
upwards would be beautiful in the extreme, pre-
senting, in the orbs of greater or lesser mag-
nitude scintillating in countless galaxies overhead,
much the aspect of the heavens on a starry night,
fretted with golden fires.
In our own seas similar phenomena occur, though
much less brilliant in character. And few occu-
pations are more delightful to the naturalist in
rowing along some romantic shore, than to watch
p
210 SEASIDE DIVINITY.
in the deepening twilight the phosphorescent
radiance of the larger acalephse, as the boat glides
silently past them, and to admire the shower of
sparks that fall from the oars at every stroke,
produced by the microscopic animals of the same
kind.
The order of acalephae now referred to, are dis-
tinguished from others by their mode of swimming.
This they effect, as has been stated, by the sudden
contraction of their mushroom-shaped bodies,
which thus strike the water with their under
parts, and propel themselves forward. This move-
ment, easily perceptible in smooth water, has a
sort of resemblance to the action of breathing
performed by the lungs, and from this fancied
similarity to the heavings of the chest, the general
name of Pulmonigrade is applied to the whole of
this order of jelly-fish.
Another order is known by the name Ciliograde,
because they progress, not by alternate contraction
and expansion, but by means of the cilia that
fringe their bodies. These minute and innumerable
cilia or hairs strike the water like a set of paddles,
ranged in rows along the outside of the living
machine ; and thus propel it through the deep.
One of the members of this class, of most
fascinating aspect, is known to naturalists by the
name Beroe, and the name is absurd enough ; for
what resemblance is mere between this beautiful
and symmetrical creature and the decrepid old
woman whom Juno impersonated in her inter-
view with Semele ?
LIVING PADDLE-WHEELS. 211
The Beroe is from half an inch to about an inch
in length ; its body is pellucid ; in shape it is
like a nutmeg. Its body is subdivided by eight
equidistant bands or ridges, much in the same way
that a terrestrial globe is subdivided by the lines
from south to north marking the longitude. De-
pending from the body are two tentacula, five
or six inches in length, and furnished with a
number of slender fibres like tendrils, all of which
this fairy-like creature can at will draw up within
its body. With these long tentacula it either
secures its prey, or attaches itself to some point
of support.
The locomotive machinery of this little medusa
is even still more worthy of admiration than its
singular beauty. A minute examination of the
bands or ridges already mentioned exhibits the
extraordinary fact, that on the surface of each of
them are a multitude of flat plates, formed by
hairs or cilia, with their edges placed together
like the plume of a feather. These paddles the
Beroe puts in motion, and the power is sufficient
to propel its orbicular body through the yielding
water. But what is still more noteworthy, not
only can the Beroe thus move forward, but by
reversing the motion of these living paddles, it
can move backwards, and by using those on one
side only, it can turn round. " Man justly boasts
his steamboat," says Professor Jones, " and with
pride points to those paddle-wheels with which he
walks upon the waves. The paddle-wheels are here
more perfect far than ever were contrived by
p 2
212 SEASIDE DIVINITY.
human ingenuity, for all the cumbrous engineer-
ing required by man to urge their movements is
not needed ; each float self-moving keeping time
with all the rest,"
This wonderful creature, endowed with so
marvellous and complicated a mechanism, is
nevertheless amazingly simple in structure, so far
as appearance would lead us to suppose ; it is so
translucent, that during day it is visible only by
the iridescent hues shot forth from its paddles as
they strike the water, and in darkness it shines
with a blue phosphoric light, reminding one of a
bubble inhabited by some sea-fairy, whose diadem
glows through the fragile covering in which she
is encased.
Another species of the medusa derives its title
(Physograde) from the circumstance that it moves
by means of a kind of air bladder with which it is
furnished, and by inflating which it can also rise
to the surface. The well-known Physalia, or
Portuguese man-of-war, is an example of this
order, and can hardly be considered one of our
native species, although occasionally found on the
shores of the South of England and Ireland.
The Cirrhigrade, of which the Velella is an
example, is another species of the jelly-fish.
The Velella sails on the surface of the sea, and
may be found in multitudes on our south-western
shores during summer and autumn. It has a
flattish oblong body, which, although membranous
and fleshy, is transparent, and is tinged with dark
blue spots. It is distinguished from any of the
YOUNG OF THE MEDUSAE. 213
preceding species by the possession of a sort of
skeleton or framework, also transparent, and of
a horny texture furnished with a plate, which,
when the animal comes to the surface, serves as a
sail, by which it is wafted onward. And more
wonderful still, by means of long blue appendages
which hang downwards from its body, this ani-
mated skiff can row itself onward, in the absence
of a breeze, or steer when going before the wind.
Until very recently the mode in which the
young of the acalephse are produced was wholly
unknown, although much curiosity was naturally
felt on such an interesting subject. Discoveries,
however, have been within the last few years
made by several distinguished naturalists, which
greatly add to the interest with which they are
regarded.
It appears that the medusa gives birth to a
multitude of minute bodies, gelatinous like itself,
and in shape somewhat oval, like the seeds or
sporules of some of the sea-weeds, and clothed
with cilia, or hairs, that by their vibration propel
them through the water. These buds, as they
have been appropriately called, after a little
while, fix themselves to some stationary object,
and soon undergo a rapid transformation. The
body, instead of retaining its oval form, becomes
elongated, growing like a plant from the point
by which it is attached, increasing in width at
its upper extremity. In this upper extremity a
mouth is soon formed, surrounded by four pro-
minences that soon become long tentacula, like
P 3
214 SEASIDE DIVINITY.
those of the sea anemones. When this process
has reached a certain stage of maturity, the
young medusae begin to be formed. Their earliest
appearance is detected in the series of cups into
which the stalk is divided. These cups are
placed one within another, and have their edges
divided into lobes. At length, in each of these
cups an independent life is developed. The
upper one separates from the rest, and immedi-
ately begins to swim about by means of the
alternate contraction and dilation peculiar to
the parent medusa. The second hemisphere soon
follows the first, like ripe fruit from the stem on
which it grew. And so the process goes on. In
succession the juvenile jelly-fishes set forth on
their voyage through the waters, as soap bubbles
blown from a pipe wander through the air.
However various in size and in other respects
the acalephae are, they are all in the highest
degree worthy of admiration. Not to speak of
other peculiarities, how astonishing is it to find
in creatures not exceeding the size of a pea, and
as pellucid and apparently as simple in structure
as the soap-bubble, apparatus perfectly adapted to
purposes of locomotion, and evading in subtilty of
structure our acutest scrutiny. Referring to those
beautiful and delicate organisms the poet justly
exclaims,
• " Figured by hand divine, there's not a gem
Wrought by man's art to be compared with them,
Soft, brilliant, tender through the ware they glow,
And make the moonbeam brighter where they flow."
BRILLIANCY OP THE ACALEPILE. 215
On the subject of the luminosity of the sea,
Professor Rymer Jones thus eloquently expresses
himself, speaking of the phenomenon as witnessed
by himself in the Mediterranean : — " The light
is not constant, but only emitted when agitation of
any kind disturbs the microscopic medusae which
crowd the surface of the ocean ; a passing breeze,
as it sweeps over the tranquil bosom of the sea,
will call from the waves a flash of brilliancy
which may be traced for miles; the wake of a
ship is marked by a long track of splendour ; the
oars of your boat are raised dripping with living
diamonds ; and if a little of theVater be taken
up in the palm of the hand and gently agitated
luminous points are perceptibly diffused through
it, which emanate from ^innumerable little aca-
lephse, scarcely perceptible without the assistance
of a microscope. All, however, are not equally
minute ; the Beroes, in which the cilia would seem
to be vividly phosphorescent, are of considerable
size, and the Cesium Veneris, as it glides along, has
the appearance of an undulating ribbon of flame
several feet in length. Many of the larger forms
shine with such dazzling brightness that they
have been described by navigators as resembling
' white-hot shot,' visible at some depth beneath
the surface."
P 4
RAYED ANIMALS -STAR -FISHES
219
CHAP. XIV.
RAYED ANIMALS— STAR-FISHES.
Crinoidese of Primaeval Seas. — Different Families of the Star-
fishes— Their Structure, &c. — Ophiuridse. — Feather-star. —
Sun-star. — Brittle-star, &c.
ALL the animated beings we suppose that our
readers have hitherto examined belong, let us
remind them, to the great sub -kingdom of radiated
animals. There is, however, another order of
creatures belonging to the same group examples
of which may be discovered on every shore. These
are the star-fishes, known to naturalists as the
Echinodermata, a division comprehending all
those rayed animals which are enveloped in a
covering either hard or rough or beset with
prickles, like the hedgehog, a peculiarity from
which the general title of the order is derived,
echinus being the Greek word for hedgehog,
and derma meaning in the same language a
covering.
The star-fish differs in a striking manner from
those gelatinous radiaries already noticed, not
only in the hardness of the integument with
which it is invested, but in the extreme com-
220 SEASIDE DIYINITT.
plexity of its structure. The various species of
star-fishes likewise differ widely from each other.
Thus, the star-fish and the urchin belong to the
same order ; but nothing can be more remarkable
than their external dissimilarity.
The whole order has been subdivided by
naturalists into six families, some specimens of
which we shall suppose to fall under our readers'
observation.
In the first of these six families are compre-
hended those fossils so well known to geologists
as Crinoidece, a term signifying likeness to a lily.
These animals were the inhabitants of the primaeval
seas. They consisted of a stalk, by which they
were attached, like other zoophytes, or like marine
plants, to a particular spot, on the extremity of
which stalk was the body of the animal, formed,
like the common star-fish, of arms or rays di-
verging from a centre. The jointed stalk by
which the lily-shaped body was supported con-
sisted, like the -back-bone of a fish, of a large
number of pieces perforated in the centre. These
pieces, separated from each other, may frequently
be picked up among the shingle on the beach.
In ancient times they were often formed into
rosaries by being strung upon a thread by means
of the perforation in the centre, and in the north
of England they are still known as St. Cuthbert's
beads, after the name of the venerable Abbot of
Lindisfarne. Sir Walter Scott thus refers to the
ancient tradition to which those parts of the
crinoidea owe their name : —
FAMILIES OP THE STAR-FISHES. 221
" But fain St. Hilda's nuns would learn
If on a rock by Lindisfarn
Saint Cuthbert sits and toils to frame
The sea-born beads thatbear his name ;
Such tales had Whitby's fishers told,
And said they might his shape behold,
And hear his anvil sound :
A deadened clang, — a huge dim form,
Seen but and heard when gathering storm
And night were closing round;
But this, as tale of idle fame,
The nuns of Lindisfarn disclaim."
The multitudes of Crinoideae which inhabited
the primitive ocean exceed all conception. The
immense deposits of what is called encrinital
marble which are found in some districts of
England, are formed almost entirely by their
remains.
The second family of the star-fishes is that of
the Ophiuridse. These are distinguished by their
circular bodies, and five long and very slender legs.
The third family are the Asteriadse, or true
star-fishes.
The fourth family is that of the Echinidse, or
sea-urchins.
The fifth are the Holothuridse.
The sixth are named the Siphunculidse. These
in external appearance resemble worms, but their
natural history has not been fully investigated.
The families now enumerated include a great
variety of species, a special description of which
would occupy a large space, but a few of the
more interesting varieties may be described.
Let us suppose then that the reader has
222 SEASIDE DIVINITY.
secured a specimen or two of each of these great
families of the Echinodermata, and that he is
desirous to examine their structure, we can assure
him that his labour will be amply repaid by the
results of such investigation.
Let him first examine his specimen of the
Asteriadce, by the aid of the description now to
be given of these peculiar inhabitants of the sea-
shore.
The star-fishes then or Asteriadce (aster, a
star), have their bodies divided generally into five
lobes' or rays, more or less elongated. In some
cases the rays form the points of five angles,
into which the body is divided. The upper sur-
face of these rays is protected by a very thin
skin, which seems to the touch as if filled with a
soft pulpy substance. The lower surface, how-
ever, is much more complex in structure. From
the centre to the point of each ray runs a groove
or channel, lined on each side by two walls of
shelly matter, which form part of the skeleton of
the little animals. In each of these channels are
a multitude of suckers. These suckers are placed
on the ends of transparent footstalks; they
serve the double purpose of hand and foot,
enabling the star-fish to move from place to
place, seize upon its food, or to attach itself to
one spot. Each of these feet, thus terminated
by a sucker, issues from a hole in the groove
already spoken of. Each foot is formed by a tube
filled with liquid, which is injected into it from
a gland at its base by means of muscular pres-
VARIETIES OF STAR-FISHES. 223
sure. When this pressure is withdrawn, the
liquid retreats into the gland, and the feet col-
lapse. Thus by this simple and effective mecha-
nical arrangement the star-fish can either retract
or extend his feet at will. Individually the
suckers exert little power, but their collective
force is fully adequate to all the animal's require-
ments.
The Ophiuridce (ophis, a serpent, and oura, a
tail) are very common along our sea coasts. This
generic term by which they are known, a name
assigned them by the celebrated naturalist, Pro-
fessor Edward Forbes, accurately describes their
general form. Their bodies, small and round, are
furnished with fine, long, and slender arms. These
arms, instead of the sluggish movement of the ordi-
nary star-fish, are endowed with great activity, and
move and twist about with great rapidity, and, by
their resemblance to the tails of small serpents,
suggest the name by which they are distinguished.
The celerity of motion possessed by these arms
furnishes the creature with power to crawl with
considerable rapidity.
Another beautiful variety is the Comatula or
feather star. It possesses much elegance of form
and beauty of colour. Its body is of small size,
covered with jointed filaments. Fine, long, and
slender arms, feathered along their sides and fur-
nished with claws, enable it to adhere to rocks or
seaweed with great force. Its internal structure
is most elaborate and wonderful, and cannot be
well described without recourse to very minute de-
224 SEASIDE DIVINITY.
tail ; in fact, it must be seen, as no description can
do justice to the marvellous mechanism of its
organs of locomotion, respiration, and deglutition.
The student will recognise it by its fine rose
colour, sometimes variegated with bands of crim-
son and yellow.
Another beautiful species of these interesting
animals is the Sun-Star. It is so called because
the disk is surrounded by twelve broad rays. In
colour the sun star is variable. Sometimes the
whole body is red ; sometimes, also, it is purple ;
sometimes the centre is red and the rays white.
Several of these remarkable creatures now de-
scribed are further distinguished by the possession
of a most singular power — the power of self-
destruction; for on being removed from their
natural element they fall to pieces : they are hence
called " brittle stars." Whether this peculiarity is
the result of voluntary action, or the natural effect
of exposure to the air or to touch, it seems diffi-
cult to determine, although in some instances it
looks like an act of will on the creature's part.
Let us hear what Professor Edward Forbes says
on this point. Having taken a fine specimen of
the Lingthorn (Luidia fragilissima), a star-fish
measuring some two feet across, he gives the fol-
lowing humorous account of its suicidal propen-
sities : — "Never having seen one before, and quite
unconscious of its suicidal powers, I spread it out
on a rowing bench, the better to admire its form
and colours. On attempting to remove it for
preservation, I found only an assemblage of re-
SUICIDAL PROPENSITY. 225
jected members. My conservative endeavours
were all neutralised by its destructive exertions ;
and it is now badly represented in my cabinet by
an armless disk and a diskless arm. Next time I
went to dredge on the same spot, determined not
to be cheated out of a specimen such a way a
second time, I brought with me a bucket of cold
fresh water, to which article sea-fishes have a
great antipathy. As I expected, a luidia came
up in the dredge, a most gorgeous specimen. As
it does not generally break up before it is raised
above the surface of the sea, cautiously and
anxiously I sank my bucket to a level with the
dredge's mouth, and proceeded in the most gentle
manner to introduce luidia to the purer element.
Whether the cold air was too much for him, or
the sight of the bucket too terrific, I know not,
but in a moment he proceeded to dissolve his
corporation, and at every mesh of the dredge his
fragments were seen escaping. In despair I
grasped at the largest, and brought up the ex-
tremity of an arm, with its terminating eye, the
spinous eyelid of which opened and closed with
something exceedingly like a wink of derision."
Before quitting the subject of star-fishes, a
highly interesting fact in the natural history of
the Cribella oculata common on almost every sea-
shore, must be noticed, — its maternal solicitude.
The young of the star-fish are produced from ova,
and the cmbella by bending its arms -forms its
body into a concave figure and hatches the eggs
in the hollow thus made. During this process,
Q
226 SEASIDE DIVINITY.
which it is said requires eleven successive days,
the mother star-fish remains in this recurved and
contracted form necessary to her purpose, and in
that attitude cannot obtain any nourishment.
This singular circumstance affords one of the
many proofs which have been discovered that
parental instincts are not confined to the higher
orders of animated beings, but are shared with
them by the humblest creatures, to whom for
wise ends the Great Parent of all has permitted
the exercise of parental solicitude.
Another observation we would make before
passing on, is one suggested by the statement
made by Professor Forbes of the voluntary dis-
memberment of the luidia, on the subject of
pain as endured by the humbler orders of crea-
tures.
Various species of Crustaceans, such as crabs
and lobsters, possess the power of dismember-
ment, and share it not only with the " brittle stars,"
but with many other creatures both terrestrial
and aquatic. These and a great many analogous
phenomena seem to afford very conclusive evi-
dence that in a numerous class of animated crea-
tures, bodily injury is not accompanied by what
we call pain, as is the case in the higher order of
animals.
If this be so, and there is little reason to doubt
it, the fact presents us with a very beautiful and
striking illustration of the beneficent wisdom
of that Great Being " whose tender mercies are
over all his works." Pain is to man an admoni-
LIABILITY TO PAIN. 227
a
tary intimation of physical injury received or
threatened; it is a provision absolutely essential
to his security, since, without this warning, he
might sustain irreparable damage without being
aware of it. It is a warning, too, strictly con-
sistent with man's intellectual superiority, and
furnishes a powerful stimulus to the exercise of pru-
dence, caution, foresight, as the means of escaping
it, while it acts likewise as an impulse to his skill
and ingenuity in remedying those evils by which
it is occasioned. Bodily pain would be a very
gratuitous and an almost unnecessary infliction,
if man were not highly endowed with intellectual
powers, by the exercise of which physical evils
may be avoided or obviated ; or if the very effort
to avoid these evils did not tend directly to ad-
minister to the strength and the activity of his
mental powers. We may truly observe that
among the means devised by supreme wisdom
for human advancement, both in a moral and
intellectual point of view, pain, employing the
term in its widest sense, is one of the most ap-
propriate as well as efficient. But in the case of
the lower animals, to what purpose could pain
tend, if accompanying bodily injury ? It is indeed
inconceivable that infinite goodness and wisdom
should in vain, or to little purpose, expose a vast
multitude of helpless creatures to physical agony.
There is therefore reason to believe that in
proportion as the lower orders of animated crea-
tures are exposed to injury they are free from
those sufferings which injuries produce in those
228 SEASIDE DIYINITY.
*»
of higher organisation, and in this respect there
is reason to perceive an evidence of the same
benignity which so great a variety of other con-
siderations tend to favour.
RAYED ANIMALS -SEA URCHINS
231
CHAP. XV.
BATED ANIMALS — SEA-URCHINS.
Antiquity of the Eace. — Egg-urchin. — Complexity of Struc-
ture.— Method of Enlargement. — Mechanism of Spines, of
Mouth, &c.
IT has been already stated that the fourth
family of the Echinodermata is that of the Echi-
nidse or sea-urchins. Although this creature
differs in appearance so completely from the
star-fish, an investigation of its structure places
it unquestionably in the same order.
The urchin belongs to a race whose pedigree
extends far into the ages of hoar antiquity, hav-
ing existed thousands of years before man became
a denizen of this terraqueous globe. The species
now existing indeed are not found in a fossil
state, save in very recent deposits; but their
ancestors flourished in prodigious multitudes
during the secondary and tertiary epochs, and
are found imbedded in the oolite and chalk for-
mations, some shaped like helmets, some elliptical
in form, some turbinated, and others heart-shaped
like those of the present day. The urchin is
therefore an object of interest to the geologist
as well as to the student of natural history.
232 SEASIDE DIVINITY.
Let us suppose the student to obtain a spe-
cimen of the egg-urchin (Echinus sphcera), a
species which may often be found beneath the
seaweeds that cover the rocks on our sea-shores.
The shell,, it will be seen, is globular, but some-
what compressed, much like the orange in shape.
Its structure is most interesting. This is adapted
to suit the growth of the animal within. The
shell, in fact, grows with the growth of the dweller
within, and it does so because, unlike the lobster
or crab, the urchin does not cast its shell. Now
this necessity for the increase of the size of the
house with the growth of the tenant is provided
for by an arrangement wonderfully complex and
beautiful. The shell is formed in the first place
of hundreds of minute portions, for were the
panoply to consist of one piece, it would not
admit of increase or growth in every direction.
But, as it has been said, the sphere consists of
hundreds of minute segments of a pentagonal
shape. These are fitted together like the stones
of an arch or dome. On the inside of these
segments, and also between their edges, is the
mantle, a thin delicate membrane. It is the
office of this membrane to enlarge the sea-urchin's
house whenever he feels himself pressed for
room. And how does the mantle do this ? Simply
by secreting carbonate of lime, and thereby adding
to the thickness and the superficial size of each
individual segment of which the shell is composed.
It is in this way that the shells of all bivalves
and molluscs are increased in size. Accordingly
STRUCTURE OF SEA-URCHIN. 233
the number and form of the divisions of which
the shell consists, are the same both in the full-
grown urchin and in the young animal ; they
differ only in size. By this beautiful provision
the sphere is gradually enlarged, without any
alteration of its form or of the relative position
and size of its various parts. How admirable
this arrangement ! How completely adapted to
the end in view ! Were we to suppose there ex-
isted a necessity for a certain bridge gradually to
increase in size up to a particular point, we
could imagine no other available plan than this.
Either the whole structure must be taken to
pieces and built with stones either larger or
more numerous, or the stones originally employed
must increase in breadth and length by the addi-
tion of new matter at their sides and ends — a
process, however, far beyond the limits of human
contrivance.
Other parts of this creature's structure are no
less striking and interesting than those now de-
scribed. If the shell be denuded of the spines, it
will appear to be from top to bottom marked out
by five double rows of small holes into ten spaces
shaped somewhat like the gores into which paper
is cut in forming a balloon. Each of these spaces
is studded with rows of minute hemispheres.
These little points, which seem when the shell is
divested of its spines to be merely ornamental,
are a portion of a piece of mechanism truly ad-
mirable. It is to one of these that each of the
spines is fixed when the animal is alive. Each
234 SEASIDE DIVINITY.
spine is furnished with a socket, into which the
little point or prominence fits, so that the spine
revolves upon it precisely in the manner of what
is called by engineers a universal joint, — a kind
of mechanism exemplified in the shoulder joint
of the human frame, with this difference, that in
the human arm the convex part of the apparatus
revolves in the socket, whereas, in the case now
referred to, the spine with the socket revolves
upon the stationary convexity or point.
The spines thus adjusted are put in motion by
a set of appropriate muscles, acted on by nerves
obeying the instincts of the animal. From each
of the holes already mentioned issues a sucker,
by which the urchin either attaches itself to one
place or changes its position. Among the spines
are likewise numbers of minute pincers, called by
naturalists pedicellarice, consisting of a stalk with
a knob at the end furnished with three hard
teeth, some obtuse and others elongated. The
use of these pincers does not appear to have
been ascertained ; but whatever be the special
use for which they are intended, they are beyond
doubt, like all the understood portions of the
complex structure, adapted with inimitable skill
to the purpose intended.
If, again, we examine the mouth of the urchin,
we shall find its mechanism to be extremely com-
plex. It is scarcely possible, indeed, to convey a
suitable notion of it without pointing out its parts
in a living specimen ; but sufficient may be said to
incite the reader to examine for himself. The
COMPLEX MECHANISM. 235
teeth or jaws consist of five pieces of triangular
shape, fitting together into the form of a cone
in the centre of which is an additional tooth.
This cone occupies the middle of the orifice in
the base of the shell, and the teeth or jaws of
which it consists are attached to the arches around
the orifice, by means of powerful muscles, and
are furnished with others enabling them to work
upon each other so as to triturate and grind the
substances on which the animal preys. To this
purpose the jaws are so perfectly adapted that
very hard substances exposed to their action are
speedily reduced to a pulp.
The elaborate and complex mechanism which
is presented to us in the structure of the sea-
urchin, cannot be perceived by the intelligent
and candid observer without those convictions
which consummate excellence in the adaptation
of animal mechanism rarely fails to originate.
(( In a moderate sized urchin," observes Professor
Forbes, ee I reckoned sixty-two rows of pores in
each of the ten avenues. Now as there are three
pairs of pores in each row, their number mul-
tiplied by six and again by ten, would give the
great number of three thousand seven hundred
and twenty pores ; but as each sucker occupies a
pair of pores, the number of suckers would be
half that amount, or eighteen hundred and sixty.
The structure of the egg-urchin is not less com-
plicated in other parts. There are above three
hundred plates of one kind, and nearly as many
of another all dovetailing together with the
236 SEASIDE DIVINITY.
greatest nicety and regularity, bearing on their
surfaces above four thousand spines, each spine
perfect in itself, and of a complicated structure
and having a free movement on its socket. Truly
the skill of the great Architect of nature is not
less displayed in the construction of a sea-urchin
than in the building of a world ! "•
ARTICULATA, OR JOINTED ANIMALS
MARINE WORMS, ETC.
JOINTED ANIMALS. — SOFT-BODIED ANIMALS.
Uerinil Crab. 2 Spider Crab 3. Cockle. -t. Cuttle Fish. 5. Epgs of Cuttle Fish
(See Chapters, 17, 18, and 19.)
239
CHAP. XVI.
ARTICULATA, OR JOINTED ANIMALS — MARINE WORMS,
ETC.
Their Structure. — Tubicolae and Serpulse, &c. — Nereis.
Seamouse.
WE have supposed our admirers of the sea-shore
and its productions to classify the objects of their
attention, in other words, to observe them not in a
miscellaneous manner, but in the order prescribed
by natural history, this being for a variety of rea-
sons the most advantageous.
According to this plan we presume our readers
to have discovered various specimens of the lowest
rank of animated beings, which, as already stated,
are grouped together in the great sub-kingdom of
the Radiata, and proceeding with this plan of
observation, we now arrive at another great sub-
division, called the Articulata.
The Articulata, or Articulated Animals, are so
called from the Latin word signifying a joint,
and they are therefore jointed animals, as distin-
guished from those which are called Radiata, as
being constructed in rays, in the manner already
described. It is by no means easy in all cases
for an observer not already instructed upon the
subject, to ascertain on what principles the term
240 SEASIDE DIVINITY.
" jointed" is applicable to all the creatures so
called. As a general rule, however, the distinction
is sufficiently obvious. But in their internal
structure the articulata differ widely from all the
members of the group to which reference has
already been made. Their nervous system is not,
as in the radiaries, placed in the centre, from
which it extends in rays or branches, but it con-
sists of a brain from which a thread of the nervous
matter extends along the body, having at certain
distances along the thread nervous centres, called
ganglions or knots, from which proceed the nerves
which supply the limbs or other extremities. The
articulata "are arranged in five different classes,
each comprehending animals distinguished by some
general character.
The first of these classes to which we shall sup-
pose our attention to be directed is that of the
Annellata. The animals comprised in this class
are very numerous, and various specimens may be
discovered with a little industry on almost every
sandy sea-shore at low water. The whole class
may be considered as represented by the common
leech or the earth-worm, the bodies of which
creatures are formed of numerous rings, a circum-
stance which gives origin to the generic term, de-
rived from the Latin word annellus, signifying a
little ring.
A very common, but, when carefully examined,
a very interesting example of the animals of this
class is the lug, a large worm inhabiting the
sand and much employed as a bait by fishermen.
MARINE WORMS. 241
The place where this worm may be found is
easily known by a small heap of sand, somewhat
like a worm in shape, lying on the surface, within
eight or ten inches from which is. a circular de-
pression frequently rilled with water. The latter
is the place at which the lug protrudes its mouth,
and the former the point at which its tail is
extended to the surface, and between which two
points it can be obtained by digging to the depth
of eight or ten inches.
On examining this annelid it will be found
that the upper extremity of the body is of consi-
derable thickness, and the lower end so much
thinner as to exhibit the appearance of a tail.
On opposite sides of the body rows of tufts of
a dark crimson colour will be found. These tufts
are the lungs or respiratory organs of the worm,
through which its blood circulates, and undergoing
the same process as the blood of fishes when pass-
ing through the gills, becomes suited to the pur-
poses of vitality. All the worms inhabiting the
sand form a tribe called Arenicolae.
Another tribe of marine worms are those which
inhabit tubes, and are from this circumstance
called Tubicolse. The tubes they inhabit are
constructed by themselves, either from particles
of sand joined together by some species of cement
with which they are provided, or consisting of
lime secreted for the purpose by some process
similar to that by which the shells of various
crustaceans are formed.
The Serpulae, of which there are several
242 SEASIDE DIVINITY.
varieties, are found upon shells, stones, or broken
glass and pottery, which have been long immersed
in the water. On these the tube-worms form their
abodes, consisting of a vermiform encrustation
of carbonate of lime, firmly attached to the sur-
face of the hard body with which it is connected,
and presenting a variety of fantastic convolutions.
There are, however, several distinct species of
serpula. Some are very minute, some form their
shelly tubes in a spiral manner, others twist
them into a great variety of convolutions. In
others again the tubes are lime-coloured, in others
perfectly transparent; in some they are round,
some wrinkled and angular. Some of the ser-
pulae are evidently gregarious, a large number
of them occupying the surface of the same shell
or stone, while, on the other hand, we find a large
species which is solitary occupying the surface of
one shell, and living without any companion.
The serpulae differ from the lug already spoken
of in the peculiar modification of their breathing
apparatus, which consists of a fan-shaped body ex-
tremely graceful in its form and brilliant in its
colouring, which the worm, in order to breathe,
protrudes from the end of its tube-shaped domi-
cile. By obtaining some of the serpulae alive and
placing them in sea-water, the process of respira-
tion may be easily perceived. At the mouth end
of the tube is a door, the mechanism of which is
singularly admirable. This door, when the whole
of the animal is immersed in water, is opened,
and the inhabitant slowly protrudes the upper
SERPUL^l. — NEREIS. 243
part of its body, from which soon afterwards it
spreads out its two fan-shaped branchiae or respi-
ratory organs, the purple or scarlet hues, the
form, and the motions of which are extremely in-
teresting. The habitations of the other species of
tube-worms referred to, are frequently found in
vast quantities lying upon the dry beach, or half
buried in the wet sand, and these consist of thin
semi-transparent tubes, formed, as already stated,
of particles of sand, but not attached, as those just
described, to the surface of stones or other hard
substances.
The Nereis is another marine worm of which
there are several varieties, some of which may
attract the attention of the visitor of the sea-shore.
Some of these worms are extremely small, but,
like some other very minute creatures, they pos-
sess the faculty of emitting light, and are able to
illuminate the midnight waters with marvellous
splendour. It is in a great measure to these di-
minutive annelids that the brilliancy is owing
which is perceptible on the agitation of the
water.
Another species is of much greater length, but
not possessed of the power of producing light. It
is about four inches in length, and of a bluish-
green colour, semi-pellucid, and formed of about
184 distinct segments. It is frequently found in
the sand at low water. Another species is a foot
in length, and as thick as a goose quill ; the tail
is orange colour, and the rest of the bod}7" exhibits
a beautiful iridescence. There are several other
B 2
244 SEASIDE DIYINITT.
varieties of this worm. These and some other
kinds are found under stones when the tide has
retired.
Instead of being sedentary and attached to
one place, they move from place to place with
great rapidity along the bottom of the water.
The movements of these worms are extreme-
ly active and graceful. They are all greedily
sought after by all kinds of fishes, to whom their
naked bodies furnish an easy repast; but their
movements are so rapid that they readily make
their escape by hiding beneath the fronds of sea-
weed or between the stones.
Before quitting the numerous family of marine
worms, one may be mentioned which is not un-
common on the coast of Devonshire, and also in
some localities on the west coast of England. It
is the largest example of the Grordius or hair-
worm. It grows to the extraordinary length of
thirty feet, and possesses the singular power of
contracting and expanding itself at will, one of
eight feet in length being found to contract itself
to one-eighth of its extent. The colour of this
remarkable annelid is dusky brown with a tinge
of green. Those of the largest size are taken by
dredging in deep water, and are found inhabiting
old bivalve shells.
Belonging to the tribe we are now referring to is
the sea-mouse, or Aphrodite, a creature of which
several varieties may be discovered on the shore
after the tide has ebbed, and especially after a storm.
The largest and most common is the Aphrodita
SEA-MOUSE. 245
aculeata. Although belonging to the family of
worms, this creature altogether differs from its rela-
tives in its shape. Instead of being thread-shaped
or elongated, its body is oval, and about three or
four inches in length, and from an inch and a
half to two inches broad. Its back is clothed with
silky hairs of a rich metallic lustre, and exhibiting
several of the colours of the rainbow. Along its
sides are bundles of bristles attached to muscular
points which the creature can move at will, and
which serve as organs of motion, either in swim-
ming or crawling along the bottom. The splen-
dour of the colours which adorn this creature is
not inferior to that of the feathers of the humming
bird, although its habitation is the mud at the
bottom of the sea. The structure of the humblest
organised being is sufficient to excite the senti-
ment of beauty in any intelligent observer, even
in the total absence of mere brilliancy of external
colouring. All the marine worms afford marvel-
lous evidences of the same divine skill in which
the most complicated organisms have originated.
B 3
ARTICULATA, OR JOINTED ANIMALS
CIRRIPEDA
249
CHAP. XVII.
ARTICULATA, OR .JOINTED ANIMALS — CIERIPEDA.
" Curl-footed " Animals. — Balanus or Acorn-shell. — Barnacles. —
Pentalismus anatifera. — Popular Error. — Young of the
Barnacle Shell, &c.
PASSING from the numerous family of marine
worms which, as already stated, constitute the
class called the Annellata, we suppose the visitor
of the beach to proceed to examine the class
which naturalists have named Cirripeda (or curl-
footed).
Examples of the Cirripeda may be found on
every sea-shore. The stones and rocks -covered at
high water, but left bare when the tide has ebbed,
are often found entirely covered with the most
common species. Shells which have been long
immersed in the water, limpets, oysters, whelks,
are also frequently found more or less occupied
by them.
The animal now referred to is known as the
Balanus or acorn-shell. Our readers will easily
recognise it by a brief description. Each shell is
composed of several pieces, so placed together as
to form a cone, the broadest part of which is
attached to the rock or shell which forms its
abode. Of these acorn-shells there are several
varieties. The size of some is from about a
250 SEASIDE DIVINITY.
quarter to six-eighths of an inch at the base, and
from a quarter to half an inch in height. Others
are considerably larger, being an inch and a half
in diameter at the base, and from half an inch to
an inch and a quarter in height. These shells on
superficial examination appear as if formed of
one piece. But this is not the case. They are,
as already stated, composed of several pieces, and
this circumstance is of the greatest importance,
being absolutely necessary as a provision for the
growth of the animal. This circumstance caused
them formerly to be classed with the multivalve
shells, and the animal was classed with shell-fish
or mollusca. But their structure is now better
understood, and the acorn-shells and barnacles
form a small class with characteristic peculiarities
of their own, although allied to the Crustacea.
Like the various kinds of actiniae and other
marine animals, the inhabitants of these acorn-
shells are entirely inactive when no longer covered
with water. But as soon as the tide rises they
project from the opening in the upper part of
the shells the apparatus from which their name
curl-footed is derived. This has a striking resem-
blance to a plume of feathers, the motions of
which are extremely regular and graceful. This
apparatus is adapted at once to the respiration
and the nutrition of the animal, and its structure,
adapted to these purposes, affords a striking evi-
dence of that marvellous skill which has been
employed in the adaptation even of the humblest
living creatures to their mode of life and the
GOOSE-BE ARIN& LEPAS. 251
exigencies of their condition. The manner in
which the little inhabitant of the acorn-shell
extends its organs, by which it breathes as well as
obtains food, may be easily observed. Let our
visitor of the beach carry home with him a shell or
piece of stone to which some of them are attached,
and in depositing it in sea-water the balani will
be seen in a few minutes expanding their appa-
ratus, and gently moving it in the still water.
In the same class with those now referred to
are the Barnacles. One of these, which is called
Pentelasmis anatifera, is very common in some
parts of the southern coasts of England and
Ireland, where it is found in great numbers
attached to drift wood. The bottoms of ships
are sometimes covered with them. The shell of
this cirripod is whitish, flattened at the sides, and
opening down the edges by a slit. It is composed
of five distinct pieces, united together by a mem-
brane, and the whole is attached to a flexible stalk
several inches in length, of a fleshy or rather
tendinous character. The feathered apparatus
or cirri, by which, like the acorn-shell already
described, the animal breathes, have been sup-
posed to.be the rudimentary feathers of a future
bird to be excluded from the shell when arrived
at a sufficient state of maturity.
This popular error is of considerable antiquity,
and still prevails in many of those ' parts of the
sea-coast in which the barnacle is found. Gerard,
a naturalist who flourished at the close of the
sixteenth century, and whose authority in his
252 SEASIDE DIVINITY.
own day stood very high, not only repeats this
fable as an ascertained truth in natural history,
but enters into a detailed account of the meta-
morphosis by which the cirripod is changed into
a bird. The following is a passage from his
"Herbal " on the subject, part of which has been
frequently quoted by modern writers on natural
history : — es What our eyes have seene and hands
have touched we shall declare. There is a small
island in Lancashire called the Pile of Foulders,
wherein are found the broken pieces of old and
bruised ships, some whereof have been cast
thither by shipwracke, and also the trunks and
bodies with the branches of old and rotten trees,
cast up there likewise ; whereon is found a certaine
spuma or froth that in tyme breedeth into certaine
shels, in shape like those of the muskle, but
sharper pointed, and of a whitish colour, wherein
is contained a thing in form like a lace of silke
finely woven as it were together, of a whitish
colour, one end whereof is fastened into the inside
of the shel, even as the fish of oisters and
muskles are ; the other end is made fast into the
belly of a rude masse or lumpe, which in tyme
commeth to the shape and forme of a birde:
when it is perfectly formed the shell gapeth open,
and the first thing that appeareth is the aforesaide
lace or string ; next come the legs of the birde
hanging out, and as it groweth greater it openeth
the shel by degrees, till at length it is all come forth,
and hangeth onlie by the bill : at short space after
it commeth to full maturitie, and falleth into the
FABULOUS ACCOUNT. 253
sea, where it gathereth feathers, and groweth to a
fowle bigger than a mallarde and lesser than a
goose, having blacke leggs and bill or beake, and
feathers black and white, spotted in such a
manner as is our mag-pie, called in some places
a Pie-Annet, which the people of Lancashire call
by no other name than a tree-goose : which place
aforesaide and all those parts adjoining do so
much abound therewith that one of the best is
bought for three pence. For the truth hereof, if
any doubt, may it please them to repaire to me,
and I shall satisfie them by the testimonie of
goode witnesses."
This fabulous history of the origin of the bird
so well known as the barnacle was by our
ancestors held to be perfectly correct, and it
still maintains its footing among those inhabitants
of our sea-shore from whose minds modern and
more accurate ideas have not yet expelled the
errors of former ages. But natural history ex-
hibits many phenomena greatly more marvellous
than any that originate in the imagination of a
credulous naturalist. In this respect the remark
applied to the department of literature occupied
by the novelist, that truth is stranger than
fiction, is equally applicable to natural history.
And as regards the creature now referred to, the
metamorphosis it undergoes prior to assuming
its condition in the shell as above described, is
fully as wonderful as that which it has been
fancied to undergo subsequently. Prior to enter-
ing upon a condition which is permanent and
254 SEASIDE DIVINITY.
not subject to any further change — the young
of the acorn-shells, and likewise those of the
barnacles, have been discovered by Mr. J. V.
Thomson, Mr. Owen, and other naturalists, to be
minute creatures of an oval form, furnished with
six pairs of legs, terminated by hairs, and capable
of impelling them with great rapidity through
the water, by acting in concert with each other,
like oars all pulled at the same moment. After
passing some time wandering hither and thither
through their native element, these singular
creatures select the place of their future per-
manent abode, and attaching themselves to it,
begin immediately to assume the form of an
acorn-shell or a barnacle, as the case may be;
their organs of locomotion, and even of sight, cease
to exist, and they henceforth depend for their
food on what happens to come in their way,
having no longer any power to pursue their prey.
Such alterations of condition and form are
precisely the opposite of that which occurs in the
instance of the jelly-fish already spoken of.
These in their earlier stages of growth are attached
to a stalk, and are successively thrown off like
living buds, to wander through the watery plains ;
while the others, free to rove in their youth,
become fixed to one locality, where they attain
maturity. How marvellous the variety of those
works which proclaim the wisdom of the mighty
Creator !
ARTICULATA- CRABS
257
CHAP. XVIII.
s
ARTICULATA — CRABS.
Structure. — Spider-Crab and various other Species. — Pagurus,
Habits and Structure, &c. — Zoea.
WHEN the aged priest of Apollo found his prayers
for the liberation of his fair daughter rejected by
Agamemnon, he betook himself, the poet tells
us, to the shores of the loud resounding sea, and
seeking an unfrequented place poured forth his
supplications to the Silver Bow-bearer. And
truly no locality is more suited to devotion,
whether in grief or gladness, than the shores of
the great deep. Nowhere do we find so much to
awaken those sublime emotions which are so
closely allied to all true devotion.
And it may be affirmed that of all men the dili-
gent student of nature is best able to decipher and
understand the language with which the sea-shore
addresses both the intellectual and the moral fa-
culties and powers of the soul. What a world of
wonders does not the sea-shore unfold to him, all
but invisible although they be to other and common
eyes ! Even if he confine himself to an examina-
tion of the structure, the forms, the habits of the
Crustacea alone, what a fund of strange and in-
teresting knowledge awaits him ; and what unde-
258 SEASIDE DIVINITY.
niable evidences of careful adaptation and of
express design on the part of the great Author of
life, whose tender care has been bestowed alike on
the most minute as well as the greatest of His
creatures ! Of all this the observations we have
already made afford ample confirmation.
Let us wander away along this patch of sand,
on which there has not been impressed the mark
of a footstep since the tide left it white and
smooth, with clean-washed pebbles and shells
scattered over its surface, and here and there a
piece of olive or pink seaweed. We shall make
our way to those distant rocks, now uncovered,
from whose sides hang a profusion of the dark
olive-green seaweed, along the fronds of which
are bladders, dear to our boyhood, because cut off
and dried they produce prodigious explosions when
cast into the fire. Around those rocks there are pools
of water, bright and clear as if from a spring, and
in those pools, sheltered by the overhanging sear-
weeds, or hidden in holes under the rock itself,
may be found numerous living beings, marvellous
and beautiful in structure in the eyes of those who
regard them with true wisdom.
Here is a pool which probably will repay an in-
vestigation. It is a foot or so in depth at the
base of the large stone which juts into it as a
miniature peninsula. We lift up the green sea-
wrack by which the sides of the stone are fes-
tooned, and which are still wet, for the tide has
but recently receded. Lo ! here are limpets and
mussels attached to the stone beneath the algse,
MARINE CRUSTACEANS. 259
and in the water, but half concealed beneath the
overhanging fronds, a large crab of the edible
species usually brought to market, another kind
usually found in rock pools, and two or three
hermit-crabs, whose claws are protruded from the
mouths of the shells in which they have taken up
their abode. Then there are several shrimps,
which, terrified by our visit, have darted off, and
are busily engaged burying themselves in the
sand, on which their semi-transparent bodies
would be almost effectually concealed without
the process of sinking into the surface. Leaving
such of the molluscs as we thus discover to be
studied on some future ramble, we shall pay our
respects to our hermit and his relations.
According to the most eminent naturalists, the
essential character of the class Crustacea is the
combination of branchiae, or breathing apparatus,
with jointed limbs and distinct sexes. "The
name of this class refers," as Professor Owen ob-
serves, " to the modification of the external tegu-
ment by which it acquires due hardness for pro-
tecting the rock-dwelling marine species from the
concussion of the surrounding elements, from the
attacks of enemies, and likewise for forming the
levers and points of resistance in the act of sup-
porting the body and moving along the firm
ground. In the crab and lobster tribes the in-
ternal layer of the integument is hardened by the
addition of earthy particles, consisting of the car-
bonate with a small proportion of the phosphate
of lime."
8 2
260 SEASIDE DIVINITY.
The Crustacea are to be found in every part of
the ocean, but in the tropical seas they attain
their greatest size, and are frequently possessed of
most brilliant colours. The excellent naturalist who
accompanied the expedition of the "Samarang"
to Borneo, speaks with the liveliest rapture of the
beauty of colouring which some large crabs ex-
hibited, which he perceived on rocks in the deep
water, but of which, from their singular activity,
he found it impossible to procure any specimens.
The variety of form which the class exhibits is
very remarkable. Unhappily, however, we cannot
expect on visiting the beach to be so fortunate as
to pick up a specimen of more than a very few of
the many species by which even our own seas
are frequented. Such as we discover will never-
theless be sufficient as an example of their
various relations in the class to which they
pertain.
The crabs we have supposed ourselves to find
in the pool are worthy of careful attention. The
large one is a specimen of the Cancer Pagurus,
and so well known from the excellence of its
edible qualities, as well as from its size and its
smooth claws, with black tips, that little special
description of its outward aspect is requisite.
This crab is found on all our rocky coasts, and in
the south of England is sometimes taken of the
weight of nine, ten, and even fourteen pounds.
The other is a specimen of the common crab,
C. moenas, a small species found on any coast,
and whose abode is in the rocks near the shore,
SPIDER CRABS. 261
where it lurks beneath the seaweed. It likewise
buries itself in the sand.
These are but two from among a large number
of species belonging to the coasts of Britain and
Ireland, some of which are very remarkable.
One of the most singular species is the Spider-
crab, of which there are several kinds. The body
of this crab is triangular or heart-shaped, and the
legs of great length, so that it is able to elevate
its body very much in the same manner as some
of the long-legged spiders, to which it bears no
inconsiderable resemblance. One of the com-
monest of these spider-crabs, — to which natural-
ists have given the name of Stenorhyncus pha-
langium, — is obtained by dredging on scallop
and oyster banks. Its body is an inch in length,
triangular, spiny, and the legs are four times the
length of the body, and covered with rough hairs.
This creature is not possessed of the nimbleness
so frequent among its various connections ; it is
sluggish and feeble, and its shell is often found
covered with a growth of seaweed and zoophytes.
A very singular case of this kind is related by an ex-
cellent writer in the " Annals of Natural History."
He states that a spider-crab, the breadth of whose
shell was only two inches and a quarter, had an
oyster of three inches in diameter firmly attached
to his back ; and that this oyster was encrusted
with large acorn-shells, so that it must have been
of considerable age. All this weight the spider-
crab carried about with him from place to place,
unable to shake off the incubus which adhered to
s 3
262 SEASIDE DIVINITY.
his back, with a tenacity greater than that with
which the old man of the sea clung to Sindbad's
neck, and we may suppose that the unfortunate
spider-crab's feeble limbs were often wearied out
by the burden they were thus compelled to sus-
tain.
Another remarkable species is the Spinous crab,
not uncommon on many parts of the shores of
Britain, one of the family of the Maiada, which
bears a considerable resemblance to the spider-
crabs already spoken of. Its body is oval and
convex ; it possesses in front two stout horns, and
the whole surface is covered with spines and tu-
bercles of various sizes. The Masked-crab is
another singular species, deriving its name from
the circumstance that the depressions and protu-
berances on its shell are so arranged as to present
some resemblance to the human face. The
Wrinkled-crab is another species, the shell of
which is corrugated transversely, and the Velvet-
crab has a coat of fine hairs covering his shell.
The smallest of all the crab family is the Pea-
crab, Pinnotheres pisum, of which there are
several varieties. They form a very interesting
group, not only on account of their diminutive
size, but their habits. These little crustaceans are
only about a quarter of an inch across their shells,
which are rounded and convex, and of a delicate
texture of a brownish colour.
The most singular circumstance regarding these
minute crabs is that they take up their abode in
the large bivalve shells, not after the shell has
PINNA AND THE PEA-CRAB. 263
been deserted, but during the life of its occupant.
The pinna and other mussels, and the cockle, are
the favourite dwelling-places of the pea-crab.
The species called Pinnotheres veterum, takes
up its residence in the shell of the pinna only, —
a bivalve so large as to measure sometimes
three feet in length, and deriving its appellation
from the resemblance it was supposed to possess
to the pinnce or plumes worn by the Roman
soldiers. This habit of the pea-crab was known
to the naturalists of classic times, who fancied
that the crab discharged the office of intimating
to the pinna the moment when, by suddenly
closing its shells, it might seize upon some unwary
fish that might serve for its food. For this reason
this minute member of the crab family was called
Pinnophylax, or the pinna's keeper. To this
fable the Greek poet Oppian refers in the follow-
ing lines : —
" In clouded deeps below the Pinna hides,
And through the silent paths obscurely glides ;
A stupid wretch, and void of thoughtful care,
He forms no bait, nor lays the tempting snare ;
But the dull sluggard boasts a Crab his friend,
Whose busy eyes the coming prey attend.
One room contains them, and the partners dwell
Beneath the concave of one sloping shell ;
Deep in the watery waste the comrades rove,
And mutual interest binds their constant love :
That wiser friend the lucky juncture tells
When in the circuit of his gaping shells
Fish wandering enter ; then the bearded guide
Warns the dull mate, and pricks his tender side ;
He knows the hint, nor at the treatment grieves,
But hugs the advantage, and the pain forgives.
S 4
264 SEASIDE DIVINITY.
His closing cells the Pinna sudden joins,
And 'twixt the pressing sides the prey confines :
Thus fed by mutual aid, the friendly pair
Divide their gains, and all the plunder share."
Modern observation has discovered that there
is no ground for the statement thus made by the
ancient poet ; and the pea-crab, so far from dis-
charging the functions referred to, is understood
to enter the shells of the bivalves for self-pro-
tection.
The hermit-crab next claims our notice. There
are several in the pool we are examining ; one of
these occupies the shell of a whelk, and is of a
large size. Others are small, and have taken up
their abode in shells not much larger than the
common periwinkle.
The hermit-crab (Pagurus Bernhardus) is an
interesting little creature, both in its structure
and habits. It seems to constitute a sort of inter-
mediate link between the crab and the lobster,
and is in consequence of its similarity to the
lobster, as regards the length of its body, compre-
hended in the order to which the lobster belongs.
The very singular peculiarity of the hermit-crab is
that, although its tail is prolonged like that of the
lobster, it is wholly destitute of the hard, defen-
sive covering in which the tail of the lobster is en-
cased, and by which the anterior portion of its own
body and its claws are enclosed. Surrounded as
he is with many and various enemies, and espe-
cially by those of his own relations of the crab
and lobster families, the naked and exposed con-
THE HERMIT CRAB. 265
dition of so essential a part of the hermit's person
would be speedily fatal to him, as the sharp pin-
cers of his rapacious foes would quickly deprive
him of his tail, a part of his body greatly more
important to him than the caudal appendage of a
terrestrial animal. An instinct, however, is given
to this otherwise helpless animal, which com-
pensates for the apparent defect in its structure.
Exposed to the imminent peril of having the pos-
terior part of his body tampered with by the
unscrupulous claws of his congeners, he ensures
its safety by appropriating some shell suited to
his own dimensions, into the spiral chambers of
which he extends his unprotected part, and is at
once in security, carrying about his abode with
him with as much convenience as if it originally
formed a part of his organisation. Deserted shells
of very small size are suited to the hermit in his
juvenile condition ; but, as he increases in bulk,
being unable, like the original owner of the
house, to increase its dimensions with his own
developement, he is obliged to seek a new domi-
cile with ampler accommodation ; and at length,
on arriving at maturity, he finds it requisite to
appropriate the shell of the whelk. It is, how-
ever, extremely probable that the hermit does not
always content himself with shells which have
been abandoned by their true owners, but that he
resorts to the most violent proceedings in order
to eject the owner and gain possession of his
abode. This is rendered almost certain by the
perfect freshness of many of the shells in which
266 SEASIDE DIVINITY.
he is found. To effect this nefarious purpose, the
hermit probably seizes some unsuspecting mol-
lusc, as it is grazing on the fronds of the seaweed,
and, lacerating it with his powerful claws, drags
it from its abode, and, after devouring it, takes
quiet and undisputed possession of the vacant
shell. The stealthy manner in which the creature
moves about, would enable it easily to surprise
its victim, who, if possessed of any instinctive
fear of such a foe, might be easily deceived by
the hermit's outward similarity to one of its own
harmless race. Thus the hermit-crab, while
acting on its own instinct, accomplishes, along
with other voracious inhabitants of the waters, the
object of keeping in check the increase of the
tribe of molluscs, and so preserving the balance
so marvellously maintained between various spe-
cies in the animal kingdom, and which in so
striking a manner bears testimony to the inten-
tion of the Great Artificer.
Among the many evidences of divine foresight
and intention of which marine animals afford
examples, the most striking and instructive, as
well as beautiful, are those which are afforded by
a combination of instinct and organisation adapted
to each other. Of this kind of evidence the her-
mit-crab affords an admirable instance.
On the one hand, the singular instinct by which
it seizes upon the shell of a species entirely dif-
ferent from itself is not accidental ; it is not
forced upon it by the notion of self-preservation,
in consequence of its exposed condition ; but, like
INSTINCT AND STRUCTURE. 267
all instincts, is an original impulse, a tendency
forming part of its constitution. On the other
hand, the structure of the uncovered portion of
its body is such as to prove beyond question that
it is expressly adapted to the act to which it is in-
stinctively impelled. The tail or hinder part of
its body is not merely capable of assuming a
spiral form, so as to fit itself into the chambers of
the shell, but it is terminated by certain hard,
movable pieces, worked by a powerful muscle, by
which it can easily fix its tail in the interior of
the shell and draw itself into its retreat at will.
The instinct could not have given origin to the
structure, nor could the structure have suggested
or inspired the instinct which the little creature
acts upon long before it has had either the expe-
rience of its danger or of the facility its structure
affords for the end in view. We must regard this
adaptation as a beautiful and striking evidence of
the intention of Him to whose divine skill and
purpose alone we can attribute at once the struc-
ture and the instinct of living beings and such
adaptations as that to which we now refer.
One of the most marvellous things in th& his-
tory of the crab is the strange metamorphosis it
undergoes before assuming its permanent form.
It was long believed by naturalists that the young
of the crab, on being excluded from the ova, pre-
sented a minute but perfect resemblance to the
species they belong to ; and this belief gained
support from the circumstance that vast numbers
of very minute crabs are frequently to be found
268 SEASIDE DIVINITY.
on the sea-shores. This opinion, however, has
been found erroneous ; but the change of form '
which the creature undergoes is so remarkable
that, were it not established upon unquestionable
evidence, it could not be credited.
Certain minute creatures to which the name
Zoea was formerly applied, and which were sup-
posed to form a distinct tribe of crustaceous
animals, have been discovered to be the young of
crabs. But nothing can be more dissimilar from
the form and habits of the crab than that of the
diminutive zoea.
When the crab is first hatched and escapes from
the egg, its appearance is in the highest degree
grotesque. Its head is shaped like a Eussian
helmet, with a long spike projecting from the top
of it. In the front of this singularly formed head
are the antennae and a long beak, together with a
pair of huge eyes, not raised on supports as in the
full-grown crab, and beneath are four pair of
legs, with hairs at their extremities, and a long,
jointed tail. Thus furnished, the little creature
is capable of swimming with rapidity through the
water, and in this respect differs entirely from its
parents, who, instead of sporting through the
waves, live only at the bottom of the sea. After
remaining in this shape a certain length of time,
the zoea undergoes its first change, and approaches
in some degree its permanent form ; the eyes be-
come elevated on stalks ; the claws appear ; but
the tail is not yet laid aside, and the creature
still continues to swim through the water. The
YOUNa OF THE CRAB.
269
next stage completes the progressive metamor-
phosis, and the form of the crab is in all respects
assumed ; the power of swimming is laid aside,
and the little crustacean, although scarcely yet
the eighth of an inch in size, relinquishes its
mode of life, and its habit of living near the
surface, for a very different state amidst the rocks
and seaweed at the bottom.
Strange as these successive alterations of form
and habits are, they are not more so than those of
other creatures with which we are more familiar,
as, for example, the mutation of the caterpillar
into a butterfly. But the result appears very
different. The caterpillar advances from its con-
dition to one not only displaying more complexity
of structure, but habits of vastly increased ac-
tivity, with power to range through the bright
sunshine, amidst the perfume of many-coloured
flowers, and amidst those sounds of joy of which
its senses beyond doubt have a perception. But
how different is the result as regards the zoea !
Although its organs and faculties are much more
perfect when it assumes its permanent condition,
the scene of its future existence presents no anal-
ogy with that to which the caterpillar is advanced.
The waves, bright with sunshine, are no longer
the scene of its activity; it sinks to the bottom,
and the perfect condition of its habits and organs
consigns it to a state of comparative darkness and
inactivity.
In this, as in all such instances however, we be-
hold an evidence of the inexhaustible variety which
270 SEASIDE DIVINITY.
the animal kingdom exhibits, and in which, how
different soever the results may be, we may trace
the same ever-prevailing design of infinite skill
and goodness adapting the creature to its place in
creation, and conferring on it, whatever its con-
dition be, appropriate means of enjoying its
existence and accomplishing the end for which
it was called into being.
ARTICULATA- LOBSTERS, ETC.
273
CHAP. XIX.
ARTICULATA — LOBSTERS, ETC.
The Shrimp. — The Common Lobster. — Various Species. —
Structure and Habits, &c.
WE are now to look at another order of crusta-
ceans in which the prolongation of the animal's
body into a tail distinguishes it from all the
various species of crabs. Our rock pool which has
already afforded us specimens of other crustaceans
also contains a few shrimps, one of the most fami-
liar examples of the order referred to. There
are, "however, a large number of species included
in the order to which the lobster belongs, but it
is, of course, impossible to mention more than a
very few of the most familiar.
The shrimp (Crangon vulgaris) is a well-
known inhabitant of our sea-shores, frequenting
some sandy beaches in vast multitudes. The
prawn (Palcemon serratus), which is a shrimp of
large size differing in some minute particulars
from the common shrimp, is likewise found on
many of our shores among loose stones, and what
is remarkable it is sometimes taken at sea on the
surface of the water when there has been a depth
of more than thirty fathoms.
The young of the shrimp or prawn are often
T
274 SEASIDE DIVINITY.
found in myriads on the beach close to the margin
of the sea. These, during the ebb, each receding
wave leaves for a while uncovered, when they may
be seen leaping as they endeavour to find their
way to their native element, which threatens to
leave them high and dry upon the sand. Dr.
Paley, speaking of the happiness which such crea-
tures probably experience, thus describes the
movements of the young shrimp, and deduces
from them a lesson of Divine goodness : — " Walk-
ing by the sea-side on a calm evening upon a
sandy shore and with an ebbing tide, I have fre-
quently remarked the appearance of a dark cloud,
or rather very thick mist hanging over the edge
of the water, to the height, perhaps, of half a yard,
and the breadth of two or three yards, stretching
along the coast, as far as the eye could reach, and
always retiring with the water. When this cloud
came to be examined, it proved to be nothing else
than so much space filled with young shrimps in
the act of bounding into the air from the shallow
margin of the water, or from the wet sand. If any
motion of a minute animal could express delight,
it was this ; if they had meant to make signs of
their happiness, they could not have done it more
intelligibly. Suppose then, what I have no doubt
of, each individual of this number to be in a state
of positive enjoyment, what a sum, collectively,
of gratification and pleasure, have we before our
view!"
Besides the common lobster (Homarus vul-
garis) there are several varieties of this crusta-
THE LOBSTER. 275
cean, all of which differ more or less from the
species with which we are most familiar. In the
common lobster the body and thorax are smooth,
the antennae long, the claws and fangs large ; one
of them, which is greater than the other, has the
inside of the pincers tuberculated ; the other,
which is less in size, is not tuberculated, but ser-
rated on the inner edge.
Another kind, called the Long-clawed lobster,
differs in a remarkable degree from the common
species. The body is smooth, indeed, like the
preceding, but in front of the thorax there are
three sharp, slender spines, the legs are weak and
bristly, and the antennae slender. In this species
the body and tail are about five inches long, but
the long slender claws and fangs are six inches
and a half in length.
In the Norway lobster there are other peculi-
arities. The snout is long and spiny, the body is
marked with three ridges, the claws are long and
angular, having spines along the angles, the legs
are slender, and, what is remarkable, they are
furnished with pincers.
The Spiny lobster differs from all the preceding
species in several particulars. It has a broad front
armed with two large spines, and between them a
smaller as guard to the eyes which are prominent ;
the body and thorax are all covered with spines,
the claws very small and short, and the fangs small,
single, and hinged, the legs slender and smooth,
and the tail longer than in the common lobster.
Another remarkable species is the Plaited
T 2
276 SEASIDE DIVINITY.
lobster, which is only about six inches in length.
The snout is of a pyramidal form and spiny, and
the thorax, body, and tail, elegantly plaited ; the
claws long, spiny, and tuberculated. This species is
extremely active, and, when taken, slaps its tail
with much violence and noise. All these different
kinds are found in many parts of our rocky coasts
and are sometimes taken by the hand, sometimes
by means of traps or pots, and sometimes with
nets.
The common lobster being the best known
example of the family to which it belongs a more
particular account of it will most gratify the
reader.
The habitation of this species is the clearest
water at the base of rocks overhanging the sea.
Places of this description are frequent in many
parts of the coast. The western and northern
shores of Scotland abound in places where lobsters
are found in great numbers, many of which are of
great size. Various parts of the English coast,
and many localities on the shores of the sister
island, are frequented by this crustacean.
Lobsters are extremely prolific; more than
12,000 eggs have been counted under the tail of
one hen lobster. They begin to breed in spring
and continue (Joing so the greater part of summer
depositing their ova in the sand where they are
hatched.
In addition to the power of creeping along the
bottom, and rising gracefully over the sunken
rocks and the sea-weed, the lobster possesses the
ADAPTATIONS OF STRUCTUKE. 277
power of darting or shooting with great rapidity
through the water. This act is performed by
means of the tail, the broad plates at the end of
which put in motion by the powerful muscle con-
necting them with the anterior part of the body,
strike the water with immense force, enabling the
lobster to project itself many feet. One of the
most singular feats performed by the creature is
that of throwing itself, apparently with one stroke
of its tail, directly into its hole, from a distance,
it is said, of twenty or thirty feet.
In all the Crustacea, crabs as well as lobsters,
the shelly armour which they wear being inelastic
and incapable of accommodating itself to the in-
creased size of the animal, an admirable provision
is made by which, from time to time, the covering
can be thrown off, and its place supplied by a new
suit perfectly adapted to the convenience of the
possessor. But for this provision the animal upon
increasing in size must inevitably perish.
Crabs and lobsters are said to cast their shells
once a year, and the facility with which this ap-
parently impossible process is performed is truly
marvellous. At first sight it would appear as im-
possible for the animal to extricate itself from its
unyielding envelope as it would have been for a
soldier, in the days when complete suits of armour
were worn, to find his way out of his steel clothing
without opening the joints and separating the
pieces composing it. Impossible as the process
appears, however, the crab and lobster are gifted
by the express design of the All-wise Creator
T 3
278 SEASIDE DIVINITY.
with the power of performing it with perfect
facility.
We are indebted to the celebrated naturalist,
Reaumur, for an account of the manner in which
the cray- fish or fresh-water lobster throws off its
shell prior to obtaining a new suit of armour.
The animal retires to its hole so as to be free
from danger and interruption, and remains for
several days without food. During the period it
is probable it becomes more or less attenuated
while a new skin is in the act of forming under
the shell. Observing that a cray-fish was about
to moult, Eeaumur carefully observed the method
in which the action was performed. The animal
commenced by rubbing his feet together and
struggling violently, as if by its contortions to
loosen the shell. It then appeared to distend its
body, upon which the first segment of the shell
of the abdomen separated from that of the
thorax, the membrane which united these portions
of the crust then burst asunder, and the new
body appeared beneath. After resting awhile,
the cray-fish repeated the process till all the pieces
of the armour were separated and cast off, and so
completely that in the exuviae no external part
was found wanting. How the large muscles of
the claws were to be freed from their covering
seemed the most insoluble part of the problem ;
but this was also effected without difficulty, the
sutures dividing, the articulations having opened,
allowing the soft muscles to be withdrawn. Every
part of the shell is at last thrown off, the muscles
VOLUNTARY MUTILATION. 279
being withdrawn even from the antennae, and the
case appears perfect and complete. This process,
so observed in the cray-fish, is probably similar
in all the other Crustacea. The change when
completed is followed like all violent muscular
action by reaction. The animal is wearied as
well as defenceless, and remains secluded in its
hole till its strength returns and its shell is
hardened. During this period it is quite in-
capable of capturing its prey. The whole shell
is soft, and even the pincers are as pliant as
parchment, so as to be unable to hold any object
requiring the exertion of strength. The larger
crabs when in this helpless condition may be
easily taken by the naked hand in their holes
among rocks at low water mark ; and it is some-
what amusing to insert one's finger within the
formidable looking forceps and observe the futile
effort the poor animal makes to seize upon the
aggressor.
One of the most singular faculties possessed by
the crustaceans is the power of voluntary dis-
memberment. This faculty, however, is exercised
by other animals. There are some species of
lizards which on being alarmed, or even on being
touched, strike off a considerable portion of their
tails, and shuffle off apparently no worse for
the loss of the important appendage. Some
species of star-fishes have this faculty also : the
brittle star, as described in a former chapter, being
capable of separating itself into a great many
pieces.
T 4
280 SEASIDE DIVINITY.
The lobster is said to shake off its claws at
the sound of thunder or on the report of a cannon ;
and it is extremely probable that the act of so
doing gives little or no pain. Their limbs are
often lost or injured. A large crab on seizing a
small one is capable of destroying its claws, and
such mutilations must be fatal to the creature
unless some provision be made to meet the
exigency. The crab or lobster, therefore, is able
to throw oif the injured limb, and, according to
the ablest comparative anatomists, it does so for
two purposes, to stop the excessive flow of blood
from the injured part and to lay bare the organ
which reproduces the limb. The bleeding ceases
whenever the damaged part is cast off, and a new
limb shortly makes its appearance, and although
at first it is much smaller than the other limbs,
it attains its full dimensions on the first occasion
of moulting.
If the hypothesis be correct that the crab
suffers little or no pain on being injured, it is a
circumstance which, combined with the marvellous
reproduction of the limbs, cannot but be con-
sidered, in the case of a creature so much exposed
to injury, as an instance of the benevolence which
is so conspicuous in the designs of Infinite Wisdom
and Goodness.
MOLLUSCA, OR SOFT-BODIED ANIMALS
BIVALVES
283
CHAP. XX.
MOLLUSCA, OR SOFT-BODIED ANIMALS — BIVALVES.
Molluscs. — Bivalves. — Structure and] Habits of various
Species. — The common Cockle, &c.
IN those districts of our sea-shores where the
beach is covered with sand, or fine gravel, a very
considerable variety of empty shells may often be
found strewed along the limit of high-water.
Many of these are bivalves, such as the common
mussel, and many are univalves, like the peri-
winckle. All these shells, with the exception of
those of crabs, which sometimes are cast ashore
with the others, belong to a very extensive pri-
mary group of animals, called molluscs, from the
Latin word signifying soft, a quality which dis-
tinguishes them from the jointed or articulated
animals we have been considering.
The group of animals to which we are now to
give our attention, exhibit great diversity, not
only as respects size and shape, but as regards
the places they inhabit.
Some of the shells of microscopic molluscs are
so inconceivably minute as to pass readily through
a hole pierced in paper with the point of a fine
needle. Others, again, are of enormous dimen-
sions; the Giant Clamp-shell, a huge bivalve,
284 SEASIDE DIVINITY.
being said to attain the weight of about a quarter
of a ton.
Every part of the ocean, both in the tropics,
and in the arctic regions, is inhabited by mem-
bers of the mollusc family ; they abound likewise
in fresh-water lakes and rivers, both having their
own species. Some burrow in the sand and mud
of our sea-shores, others crawl among the rocks
and sea-weed, and several species are entirely
terrestrial, like the garden-snail. The form and
colours of many of the molluscs are so remarkable
and beautiful, as to defy all attempts to describe
them. But, without making the vain effort, we
shall suppose our reader to examine for himself
such specimens as he discovers during his visits to
our sea-shores.
The mollusca have been divided into two dis-
tinct groups, to which naturalists have given
appropriate names. The one group comprehends
all molluscs destitute of heads, of which the oyster
is a familiar example, and this group is therefore
called the Acephala ; the second group is deno-
minated Encephala, because, comprehending ani-
mals furnished with heads, and of which the
garden-snail affords a well-known type. Each of
these two groups has been again subdivided into
three classes ; the first three belonging to the
Acephala, being classified according to certain
peculiarities in their gills, or in their integuments ;
the three last, pertaining to the Encephala, being
classified according to certain modifications of
their organs of motion. This brief statement
HEADLESS MOLLUSCS. 285
will probably assist our reader in placing in its
corresponding class those specimens which he
discovers.
Of the three subdivisions of the headless mol-
luscs, we shall omit the two first, the specimens
of which are comparatively rare. The third
class, however, contains a large number of fa-
miliar " shell-fish," and merits careful attention.
It is known by the sesquipedalian title of La-
mellibranchiata, which signifies that the gills are
in the form of flat plates — lamella being the
Latin word for a plate.
This subdivision comprehends a great many
well-known bivalves, or animals with shells, having
two separate sides attached together by hinges.
Of these, the cockle, the mussel, the scallop, and
the oyster, are the most familiar types.
Let us suppose it to be low-water on one of
those sandy shores where the common cockle
may be found. It is a spring-tide, and the waves
have retreated far below their usual limit, leaving
a wide extent of sand quite bare. Furnished
with a trowel, we dig a little way below the sur-
face, and our labour is at once rewarded with a
handful of cockles. One of these will serve to
illustrate the internal structure of several other
species of bivalve molluscs.
The shelly covering of the animal consists, we
perceive, of two pieces. In the cockle, the clam,
and some others, each of these two pieces is
almost hemispherical ; in the oyster, the scallop,
and others, they are, on the contrary, almost flat.
286 SEASIDE DIVINITY.
The hinge which unites them is a beautiful
piece of mechanism, and affords an admirable
illustration of that Infinite Goodness and Skill
by which, even in the humblest creatures, the
means are adapted to the end designed. The
processes of the opposite parts of the hinge lock
into each other, and are firmly kept together by
a ligament of great strength, and yet so elastic as
to act as a spring in opening the shell (whenever
the animal relaxes the muscle which keeps it
close), precisely as the spring of a watch-case
throws it open, whenever the power keeping it
shut is removed. •
The hinge and ligament differ in form in
different kinds of bivalves, and their modifications
mark out differences of genera, according to the
system of Linnaeus. In some, as in the mussel
and oyster, the hinge is very simple, and consists
almost entirely of the ligament itself; in the mya,
or gaper, the hinge is furnished with a thick,
strong, and broad tooth ; in the ligula there is a
broad tooth on each valve, with a cavity for the
reception of the cartilage or ligament which
binds the parts together ; the Venus-shell has a
hinge of three teeth, and in the area the hinge
becomes a complicated piece of apparatus, con-
sisting of numerous teeth or processes, inserted
between each other. None of these differences
are either unnecessary or undesigned. They are
all intended and adapted to give such a degree of
compactness to the hinge, as is suited to the
circumstances of the creature inhabiting the shell,
STRUCTURE OF BIVALVES. 287
and there can be no doubt that, were we fully
aware of the habits, the. modes of life, the degree
of exposure to danger, or other peculiarities of
each of the bivalves, we should perceive that the
special differences even in this apparently unim-
portant part of their structure, so far from being
accidental, have been expressly intended for a
certain purpose.
On opening the cockle, we perceive that the
whole of the inner surface of the two valves,
or shells, is lined with a smooth and delicate
membrane, or skin. This membrane, because it
encloses the body of the animal, is termed the
mantle. It is found in all the molluscs, although
subject to various modifications. It is, in fact,
an essential part of their structure, and among
the marvels of creative design there are few
things more wonderful than the office which this
apparently simple membrane performs. The
mantle is an apparatus adapted to form the shell
by which the mollusc is covered, and to deposit
the colouring matter by which it is adorned.
Simple as its structure appears to be, the manner
in which it is fitted to effect this object, far
exceeds the highest efforts of human ingenuity.
It is composed of minute cells, differing in size,
shape, and arrangement, in different species of
molluscs, and containing calcareous matter se-
creted from the fluids of the animal. The edges
of the membrane are occupied in adding con-
tinually to the edge of the shell, as its occupant
increases in size, and the inner portions of it are,
288 SEASIDE DIVINITY.
at the same time, employed in adding to the
thickness of the shell, depositing the beautifully-
smooth and pearly substance so remarkable in
their inner surfaces. Thus, the fine mother-of-
pearl on the inside of the oyster-shell, and the
various patterns in yellow, blue, pink, brown,
crimson, and other colours which ornament the
exterior of other shells, is all the work of this
simple, and efficient piece of mechanism. What
the peculiarity of structure in the glands of
this marvellous organ may be by which it elabo-
rates the shelly matter, and deposits frequently in
a regular pattern, the colours adorning it, and
from what materials the lime and the colours are
extracted, are all questions, which, while they
demand for their solution the highest exercise of
the naturalist's skill, display, at the same time, an
instance of creative design which it is impossible
too greatly to admire. The body of the cockle,
besides containing the viscera, is furnished with a
yellow-tipped instrument, which is by naturalists
called its foot, being the means by which it
moves, burying itself with ease in the sand.
The Scallop, the empty shells of which are
frequently found scattered along the margin of
the sea, is not found, like the cockle, buried in
the sand, but is taken, like the oyster, in deep
water, by means of a dredge. There are more
than a dozen varieties peculiar to the British
shores. This mollusc is well known to every
visitor of the sea-shore, and its beautifully-
marked, and regularly-fluted shell, is generally a
STRUCTURE OP BIVALVES. 289
great attraction to those who amuse themselves
gathering specimens of our native shells. What
has already been said of the mantle is equally
applicable to that of the scallop. Around its
margin, however, there are numerous pellucid,
thread-like tentacula, which the animal can pro-
trude or retract at will. But what is most
remarkable is, that along its margin is a row of
singularly beautiful eyes, so placed that each eye
can look out upon the watery world through one
of the grooves in the fluted shell Unlike many
bivalves, the scallop possesses the power of loco-
motion, a circumstance stated by Aristotle, and,
although - subsequently doubted, now confirmed
by modern naturalists. The animal, by opening
its shells, and suddenly shutting them, is enabled
to propel itself through the water, and from the
rapid movements of its variegated valves, it has
been appropriately called the sea-butterfly. The
beautiful figure of the Crouching Venus in the
celebrated Maffei Collection is placed sitting in a
shell of this kind, in correspondence with the
classic myth that the sea-born goddess arose from
the ocean in a scallop. The scallop-shell was, in
the olden time, worn by pilgrims to the Holy
Land, as an indication of their having performed
their pilgrimage.
JJ
MOLLUSCA -WHELKS
293
CHAP. XXI.
s
MOLLUSCA — WHELKS.
The Whelk and its Varieties. — Structure and Instincts, &c. —
The Limpet. — Structure, &c.
THE bivalve molluscs are far from being the only
members of the group they belong to which attract
the attention of the visitor of the sea-shore.
Numerous specimens of the second of the two
groups into which the molluscs are divided pre-
sent themselves to his notice. This second group
is, as already mentioned, called, the Encephala,
and embraces all the molluscs furnished with
heads. The group is itself farther subdivided into
three classes in accordance with certain modifica-
tions of their locomotive organs.
The first of these three classes is that of the
Pterapoda, a term which signifies " wing-footed,"
and which comprehends several species of
molluscs of small size, specimens of which are so
little likely to come under the reader's notice, that
it is unnecessary to refer to them in a particular
manner. We shall presume therefore that our
reader's attention is given to the second class of
molluscs, which are called Gasteropoda, or belly-
footed animals. Of these every rocky sea-shore
u 3
294 SEASIDE DIVINITY.
affords numerous examples, such as the various
kinds of whelks, limpets, wreath-shells and others.
All these, and a vast multitude of other animals
of the same order, although differing from each
other in many minute particulars, possess one
peculiarity in common in their organs of loco-
motion, which consists of a broad muscular disk
on the lower surface of the body. Of this pecu-
liarity the common garden snail is a familiar
example, its mode of progression being precisely
similar to that of the aquatic members of the class
to which it belongs.
The class of which we are now to notice some
specimens is, as already stated, extremely numer-
ous, and comprehends eight orders or subdivisions,
differing from each other in some modification of
their organs of breathing. It is not desirable in
a work of this kind to enter into a minute descrip-
tion of the characteristics of each of these eight
orders. Our purpose will be sufficiently accom-
plished by a description of some of the more
familiar specimens of the class by which these
orders are embraced.
The common whelk (Buccinum undatum) is a
well-known example. It is to the empty shell
of this mollusc that the poet Wordsworth refers,
in his description of the effect produced on the
imagination of a child by the murmuring sound
heard from the shell when held close to the ear.
" I have seen
A curious child applying to his ear
The convolutions of a smooth-lipped shell,
STRUCTURE, ETC., OF THE WHELK. 295
To which in silence hushed, his very sold
Listened intensely, and his countenance soon
Brightened with joy ; for murmuring from within
Were heard sonorous cadences whereby,
To his belief, the monitor expressed
Mysterious union with its native sea."
The whelk is carnivorous, and one of the most
interesting peculiarities in its structure is a power- ''
ful piece of mechanism by which it is enabled to
bore into the shells of those molluscs on which it
preys. This apparatus is a kind of proboscis acted
upon by a beautiful and complex system of
muscles, by means of which the animal can extend
it, move it in any direction, or retract it within its
shell. This proboscis consists of several parts.
There is the external tube, to which the muscles
for moving it are attached ; in this tube there is
a cylindrical implement which works in the tube
as in a sheath. This implement opens at its
extremity, and forms the mouth of the animal.
This mouth is surrounded by two strong muscular
lips, within which is the tongue armed with spines,
the action of which, conjoined with that of the
lips, can perforate the hardest shells. By means
of this apparatus the whelk forms in the shells of
other molluscs an orifice into which the tongue
with its hooks being protruded, the body of the
helpless victim is drawn out and devoured. This
apparatus, it will be perceived, is extremely com-
plicated. It is not only the tongue, the lips, the
mouth, and the throat of the animal which uses
it, but it combines in itself the multiple action of
u 4
296 SEASIDE DIVINITY.
a centre-bit or auger, and a rasp and pincers. It
would be difficult to point out a more striking
instance of elaborate contrivance directed to a
certain definite purpose: to that purpose it is
adapted with unerring accuracy, and displays a
beautiful instance of creative foresight.
The egg-clusters of the species of whelk
now referred to are very remarkable, and may
often be picked up on the shore after a storm,
mingled with the froth of the sea, and the sea-
weed recently torn from the rocks. These clusters
consist of a light sponge-like body, consisting of
several globular subdivisions attached together,
and about six or eight inches in length. They are
composed of numerous little semi-transparent and
flattish bladders united by their edges. The whole
substance, to those unacquainted with its nature,
seems to be some species of sponge. It is never-
theless a congeries of the eggs of the whelk, which
inhabits deep water, and attaches these masses to
the rocks, from which they are separated by the
force of the waves.
Another, but a much smaller species of whelk,
is a well-known inhabitant of the shallow pools
left by the receding tide, and may be found
attached to the rocks beneath the seaweed. It
is the Purpura lapillus, or dog-whelk ; it is
about an inch in length ; the shell is very hard
and thick, and either white or ornamented with
bands of yellow and brown.
This mollusc, like the murex, — a species of
whelk, which yielded the Tyrian purple so cele-
THE DYE OF THE DOG-WHELK. 297
brated in ancient times, — is also remarkable for
furnishing a permanent dye, which, although not
of the rich hue so highly prized in the classic
murex, makes nevertheless an indelible marking
ink of a purple colour. The colouring matter is
contained in a vein or gland in the animal's body,
easily found on breaking the shell. The fluid in
this receptacle is of a pale yellow tint, but such is
its chemical composition, that it is remarkably
affected by light. If it be applied when fresh to
white linen, and exposed to the sun, the pale tint
becomes a brilliant yellow: soon afterwards it
deepens into a delicate green, which grows darker
in its shade ; from green it gradually changes into
blue, then successively into indigo, red, and finally
purple. The relation which the rays of the sun
bear to colour, is a highly interesting subject of
study in chemical science, and probably a careful
analysis of the fluid now referred to might dis-
close some new relation which the sunlight bears
to certain substances, and might be of use in
suggesting some process in the arts. Independently
of any practical use, however, an investigation into
the causes leading to the vicissitudes of colour we
have just noticed, would be highly interesting in
a scientific point of view.
The eggs of the Purpura, or dog-whelk, are
still more remarkable than those of the buccinum,
already described. They may be frequently dis-
covered on the recess of the tide adhering to the
surfaces of flat stones. These eggs are not
attached together in clusters, but placed separate
298 SEASIDE DIVINITY.
from each other. They are about a third of an
inch in length, and are of a most singular form,
being small urn-shaped bodies, supported by a
foot, and bearing a striking resemblance to the
wooden egg-cups sold in turners' shops. We
remember with much interest our first discovery
of these remarkable eggs, which for some time we
looked upon as an unknown species of seaweed.
Unlike the buccinum, which preys on other
animals of its own kind, many of the gastero-
podous molluscs are herbivorous, feeding exclu-
sively on marine vegetables. Such is the case as
regards the periwinckle and its varieties, which
pasture upon the bladder fucus and other algae.
The shells of those which thus feed on plants differ
from those of the carnivorous species ; they seem
only to have circular orifices destitute of the
sulcus or furrow seen in those of the whelk tribe ;
their mouths too differ, as may be supposed, from
those of the predaceous kinds, as an examination
with a lens will at once indicate. As they have
to browse on plants, they do not require a for-
midable apparatus for cutting into the hard
materials of shells ; their mouths therefore are
furnished with such cutting instruments only as
the nature of their food renders necessary.
The limpet (Patella vulgata\ of which every
rocky shore furnishes several kinds, exhibits much
that is remarkable in its structure. The circular
disk by which it adheres to the rock is its organ
of locomotion ; for although it has been supposed
to be permanently fixed to one spot, such is by no
STRUCTURE OP THE LIMPET. 299
means the case, for, like other molluscs, it migrates
from place to place. The tenacity with which it
adheres to the rock is worthy of notice. This feat
is performed on the same principle by which
various fishes, such as the lump, the remora or the
lamprey, are enabled to attach themselves to flat
surfaces, and by exactly the same process as that
by which the schoolboy's toy, called a leather-
sucker, is fixed to stones or other smooth surfaces.
The circular disk of the limpet's body or foot is
applied to the smooth surface of the rock, and by
means of the muscles, while the rim of the disk
is pressed down very closely, the centre is raised
up, thus creating a vacuum between the stone and
the animal's body ; the shell is therefore pressed
down upon the rock by the weight of the superin-
cumbent water and atmosphere, or if the tide be
out, by the weight of the atmosphere alone. Thus
a shell of which the mouth is but a square inch
in diameter, may be pressed down upon the rock
it adheres to with a weight of fifteen pounds, and
as the conical form of the shell is the most favour-
able for resisting the external force of the waves,
the limpet has the power of remaining unmoved
and in perfect safety in the most violent storms.
No candid and unprejudiced mind can avoid per-
ceiving how remarkable an illustration is thus
afforded of the doctrine of design and intention in
the structure of animals. The circular disk of the
limpet is constructed with express reference to the
laws of fluid pressure, as exhibited in the ocean and
in the atmosphere : the instinct of the creature
300 SEASIDE DIVINITY.
itself is so adapted to its physical structure, that
it can avail itself of those laws without being aware
of their existence ; and as it is the object of the
limpet to remain fixed in one place, the pressure
it can exert by creating a vacuum is obviously
combined with the shape of its shell to give it
greater stability. The purposes in view, and the
means by which they are to be effected, are all dis-
tinct from each other, and clearly point out an
intention on the part of one Intelligent Contriver,
by which, with means various and distinct, the one
end is brought about. No instance ever suggested
by writers on Natural Theology can be more
striking or more instructive than this.
We have already spoken of the proboscis of the
larger species of whelk, the Buccinum undatum :
the limpet is endowed with an instrument for ob-
taining its food, which, if less complex, is quite as
well adapted to the creature's necessities. This
instrument is its tongue, by means of which it is
able to devour those marine plants which are
adapted to its support. This tongue consists of a
parchment-like strap, a couple of inches long and
about half a line in diameter, having the end
fashioned something like the bowl of a spoon. On
subjecting it to the microscope this singular
tongue is found to be along its whole length set
with teeth, recurved like the top of a bill-hook, and
disposed in rows, four teeth in each alternate row,
and two differently shaped in the intermediate
space.
By means of its tongue thus mounted, the
STRUCTURE OF THE LIMPET. 301
limpet is able to rasp through the outward tough
skin of the algae it feeds upon, with as much ease
as a joiner cuts a piece of soft wood with a sharp
saw. In order to have an idea of the efficiency
of such an implement as the limpet's tongue, let
the reader imagine a leather strap, of an inch in
breadth, set with rows of fishing hooks and points
of lancets alternately, and let him suppose this strap
so prepared to be forcibly drawn over the object to
be lacerated. Can any candid mind fail to admit
that the implement thus furnished to the limpet
has been adapted to the creature's wants by the
exercise of design, as unquestionably as any tool
used by the joiner is suited to the purpose for
which it is applied ?
MOLLUSCA- CUTTLE FISH
305
CHAP. XXII.
*
MOLLUSCA — CUTTLE-FISH.
Cuttle Fish : its Habits and Structure. — Varieties of Species.
THE second class of the encephalous molluscs, of
which we have just been examining a few speci-
mens, is, as already stated, extremely numerous ; a
vast multitude and variety of species being found
on our sea-shores. The third and remaining class
however, presents but few varieties. It is en-
titled the Cephalopoda or class of molluscs whose
heads are the organs of locomotion, as the scien-
tific term signifies.
Of this class the cuttle-fish is the only ex-
ample to which we shall refer. This creature
is in its organisation the most elevated of all the
class to which it belongs. Its muscular and
nervous system, its organs of respiration, and
its internal skeleton contribute to give it a close
analogy as regards its structure to those animals
known to naturalists as the vertebrata, because
possessed of internal skeletons, or strictly speak-
ing because furnished with a backbone.
The cuttle-fish may often be found cast ashore
after a storm. Let us suppose our reader to have
discovered one and submitted it to an examina-
tion. The body, it will be perceived, is soft,
x
306 SEASIDE DIVINITY.
although it feels not unlike a kind of cartilage.
The arms or feet, eight* in number, are arranged
around the top of the head, and are covered with
a multitude of small circular disks raised above
the surface of the adjoining skin. From the
midst of these arms extend two long tentacula,
which are thickened at the ends and furnished,
like the shorter arms, with similar disks or suckers.
The mouth of the animal consists of a powerful
beak like that of a parrot. The eyes are large
and prominent, and when the creature is alive
and in vigour are not only bright and staring,
but have a look of intelligence and even of fero-
city. The singular appearance of this creature
is accompanied by habits no less remarkable.
The members or limbs, already referred to, are
used by it both as arms and legs. It walks at
the bottom of the water with them, having its
mouth and head downwards, and its body up-
wards ; it also swims partly by these means, and
employs them moreover in the capture of its
prey, to which it attaches itself by means of the
suckers before mentioned, which are furnished
with muscles for creating a vacuum, as is the case
of the disk of the limpet already referred to. As
to its jaws or mandibles they are a very formidable
weapon, and can easily break open many species
of crustaceans and shell-fish. One would think
•that the soft body of the cuttle-fish would avail
it little against the attack of a lobster with its
formidable claws. There can be no doubt, how-
ever, that even a lobster is no match for a large
STRUCTURE OF CUTTLE-FISH. 307
cuttle-fish, naked and exposed although the latter
appears to be. By means of its suckers it can
easily tie together the pincers of the lobster so
that they cannot open, and while its prey is thus
rendered helpless, it can tear off with its power-
ful beak, as with a forceps, the crust in which its
victim's body is encased.
On examining that part of the animal from
which the head protrudes, a tube or funnel is dis-
covered, which is connected with its branchiae or
breathing organs. To these organs the water is
admitted, as it is admitted to the gills of fishes,
but by a different apparatus. It gains access by
valves which allow it to enter on the muscular
dilatation of its body ; and when the water so ad-
mitted has communicated its oxygen to the blood,
it is expelled by the tube referred to; as in the
case of fishes, it is driven out at the gills. But the
cuttle-fish is said to employ this funnel or tube for
another purpose ; for, by ejecting the water from
it with force, it is, by the reaction of the sur-
rounding medium, enabled to dart backward with
amazing velocity out of the reach of danger. While
therefore it swims forward with rapidity by means
of the fin-like expansion of its tail, it possesses
in the hydraulic apparatus now mentioned an
additional organ of locomotion in a contrary
direction. It thus appears that the apparatus
adapted primarily for breathing is applicable
to an additional purpose under the impulse of
instinct.
Another most remarkable peculiarity distin-
X 2
308 SEASIDE DIVINITY.
guishes the cuttle-fish. It is provided with an
organ which secretes a black fluid by means of
which it can darken the water so as to escape
its pursuers. This ink is said to yield the Chinese
or Indian ink, so well known to artists. In Italy
a similar ink, although not so black, is prepared
from it, and Cuvier is known to have used it to
colour the plates for his memoir of these animals.
It is interesting to add that the ink bag having
been found in a fossil state in the Belemnite, a
kind of Cephalopod which has been entombed in
the solid rock for countless ages, Dr. Buck-
land presented some of it to Chantry, requesting
him to ascertain its worth as a pigment, and a
drawing having been made with it and shown to
a celebrated artist he pronounced the sepia to be
excellent, and inquired by what colourman it was
prepared.
There are several species of cuttles, each dif-
fering in some respect from the specimen now
referred to ; these it is unnecessary to describe,
but we cannot quit the subject without noticing
a member of the family peculiar in form and
habits even among the very peculiar race it
belongs to. Let us fancy ourselves to have met
with one of these on the beach. It is low water,
and the creature has been left by the receding
tide, but perhaps not unwillingly, for he is not
only alive but moving along in an inverted posi-
tion, and although at a leisurely pace, indeed,
still making some progress. This is the cele-
brated polypus of the ancients, and is called the
THE POULPE. 309
Octopus, from its eight feet, or the common
Poulpe. The body of this creature is almost
globular ; it is furnished with eight feet or arms,
each having 240 suckers arranged in a double
series. It is without the two long arms possessed
by its relative the cuttle-fish ; but it can walk
with comparative facility, and in the water it can
swim rapidly backwards. This animal, with its
staring eyes and uncouth shape, is undoubtedly
of a very repulsive aspect, and must not a little
terrify the unhappy creatures it pursues and
seizes upon with its suckers. The ferocity of its
look is doubtless an accurate index of the fierce-
ness of its disposition. This is illustrated by the
following anecdote, which, although referring to a
foreign member of the poulpe family, may per-
haps indicate the character of our native species.
In his account of the " Natural History of the
Sperm Whale," Mr. Beale mentions that on one
occasion, while engaged in collecting specimens of
shells on the shores of the Bonin islands, he en-
countered a most extraordinary animal, which
was crawling on the rocks toward the water.
It was creeping on its eight legs, which being
soft and flexible bent under the weight of its
body, and served indeed to raise it only a little
from the surface along which it was moving. It
seemed alarmed, and made great efforts to escape,
but the naturalist had no idea of consenting to
the termination of so unexpected an interview
with the odd-looking stranger. In his first at-
tempt to prevent its escape he placed his foot
x 3
310 SEASIDE DIVINITY.
upon one of its legs, but so great was its strength
that although he pressed upon it with consider-
able force it easily liberated itself. Determined
however to secure his prize as a remarkable speci-
men of its class he then seized one of the legs in
his hand, when the animal struggled with such
vigour that it seemed as if the limb would be
torn off in the contest. The animal in the mean
time held itself fast to the rock by its suckers,
and Mr. Beale gave it a sudden jerk to disengage
it. This seemed to excite it into fury, and after
successfully resisting the attempt it suddenly let
go its hold of the rock and sprung on its assail-
ant's arm, which was bare, and fixing itself by its
suckers endeavoured to attack him with its pow-
erful beak. The sensation of horror caused by
this unexpected assault may be readily imagined.
Mr. Beale states, that the cold and slimy grasp
of the ferocious animal induced a sensation ex-
tremely sickening, and he found it requisite to
call to the captain who was occupied in gather-
ing shells at a little distance. Mr. Beale, aided
by his friend, then made his way to the boat and
the poulpe was at last destroyed with the boat
knife, but it did not surrender till the limbs by
which it so tenaciously adhered were successively
cut off.. The body of this cephalopod was not
larger than a man's fist, but it measured four
feet across its extended arms.
In the tropical seas the poulpe is said to arrive
at an enormous size. Mr. Pennant, on the autho-
rity of a friend long resident among the Indian
MONSTERS OF TROPICAL SEAS. 311
islands, and who was a diligent observer of nature,
states that the natives affirm that some have been
seen two fathoms broad over their centre, and
each arm nine fathoms in length. It is also well
known that the Indians, when navigating their
little boats, are in great dread of those frightful
monsters, and always provide themselves with an
axe to cut off their arms, which if thrown across
their boats would place them in imminent danger.
The pearl divers too are said to be sometimes
seized by these monsters of the deep, from whose
grasp under such circumstances there is no release.
Possibly the account given by Mr. Pennant's friend
may have been exaggerated by the terrors of the
Indians who are his informants ; but besides the
general fact that the tropical seas nourish crea-
tures of far greater magnitude than those of
temperate latitudes, authentic instances are re-
corded in which the octopus has actually been
found of great size. During Cook's first voyage
the carcass of one was discovered floating in the
sea surrounded by aquatic birds which were feed-
ing upon it, and having examined the remains
of this animal, which were deposited in the
Museum of the Royal College of Surgeons, Pro-
fessor Owen stated that its body must have been
four feet in length, and its arms at least three
feet more. There is therefore the highest proba-
bility that the tropical seas are inhabited by
monsters of far greater magnitude of the same
species. Dr. Shaw thus speaks on the subject:
" The existence of some enormously large species
x 4
312 SEASIDE DIVINITY.
of the cuttle-fish tribe in the Indian northern
seas can hardly be doubted; and though some
accounts may have been much exaggerated, yet
there is sufficient cause for believing that such
species may very far surpass all that are generally
observed about the coasts of European seas. A
northern navigator of the name of Dens, is said
some years ago to have lost three of his men in
the African seas by a monster of this kind which
unexpectedly made its appearance while they were
employed, during a calm, in raking the sides of
the vessel. The colossal fish seized three men in
its arms and drew them under water in spite of
every effort to preserve them : the thickness of
one of the arms which was cut off in the contest
was that of a mizen-mast, and the suckers of
the size of pot-lids." A variety of statements
have been made in different places and at various
periods all tending to strengthen the belief that
such enormous octopods exist, and it is not easy
to avoid concurring in the opinion of a celebrated
naturalist who has discussed the subject with
great ability, that the different authorities who
have referred to it " are sufficient to establish
the existence of an enormous inhabitant of the
deep, — a cuttle-fish possessed of characters which
in a remarkable degree distinguish it from every
other creature with which we are familiar ;" and
further, that it would be " contrary to an enlight-
ened philosophy to reject as spurious the history
of an animal, the existence of which is rendered
so probable by evidence deduced from the pre-
EGGS OF CUTTLE-FISH. 313
vailing belief of different tribes of mankind
whose opinions it is evident could not have been
influenced or affected by the traditions of each
other, but must have resulted from the occasional
appearances of the monster itself in different
quarters of the globe."
The eggs of the cuttle-fish are almost as re-
markable as the animal itself. They are oval, or
rather spindle-shaped bodies, about the size of
grapes, and somewhat like them in colour, one
end of each egg is furnished with a fleshy stalk
and the other is prolonged to a nipple-shaped
point, and the skin is tough like india-rubber.
By means of the stalk, the egg is attached to
branches of seaweed, and numbers of them
united to the same substance form a cluster by
no means unlike a bunch of grapes, and appear-
ing to an observer unacquainted with their real
character to be some species of sea plant. These
eggs or bladders contain at first a yoke of a white
colour enclosed in transparent albumen, but as it
advances toward maturity the contents assume the
form of the young cuttle-fish, which is at length
excluded, like the chick from the shell, by the
opening of the envelope in which it is enclosed.
VERTEBRATA— FISHES
REMARKABLE FISHES.
1. Lamprey. 2, Lump Fish, or Lump Sucker.
3. Fifteen-spined Stickleback.
5. Pipe Fi.h.
4. Fishing-Frog or Frog-Angler.
(See Chapters 23, 24, and 25.)
317
CHAP. XXIII.
VERTEBRATA — FISHES.
Form of Fishes : its Adaptation. — External Covering. — Colours.
Locomotive Powers. — Eespiration, &c.
OUR readers have now been supposed, on their
occasional visits to the sea-shore, to have seen a
variety of examples from three out of the four great
subdivisions or groups into which Cuvier has
divided the whole animal kingdom, proceeding
from the lowest rank of organised beings upwards
to those of the highest grade. By this process
they have now arrived at the great sub-kingdom
of the Vertebrata, which comprehends within it
all animals possessed of a vertebral column, or
back-bone.
The group or sub-kingdom of the vertebrata is
distributed into four classes : fishes, reptiles, birds,
and mammalia. Of several of these classes a
great variety of examples are either occasionally
or permanently inhabitants of our sea-shores, and
their structure, their instincts, and their habits
afford most striking illustrations of that creative
power, skill, and foresight which every reflective
mind delights, to recognise.
Our attention is naturally directed, in the first
instance, to the lowest of the four classes now
318 SEASIDE DIVINITY.
mentioned, which comprehends all the varieties
of fishes, properly so called, and regarding which
some considerations occur as suitable before
giving attention to any particular specimens of
the finny tribes.
Fishes exhibit great variety of form, but not-
withstanding such special differences of shape as
exist in different examples of the class, the ge-
neral form which they all possess in common is
in all instances such as to fit them for rapid and
easy motion in their native element. Those whose
motion is swiftest, such as the salmon, having
precisely such a figure as may be shown, on the
strictest principles of physics, to be that which
presents the least resistance to the fluid through
which they swim. Their centre of gravity too
is so placed, and their specific gravity, or the
weight of the fishes' body compared with an
equal bulk of water, is such as to adapt them
with the nicest accuracy to the fluid in which
they exist. The unity of purpose and design
which these considerations clearly exhibit can be
referred to nothing else than that Infinite Intel-
ligence to whom every physical law is known,
and that Infinite Skill by which those laws can
be directed and employed.
The external covering and the colours of fishes
present to us many striking lessons to the same
purpose. One of the distinctive characters of
fishes is their scales, which constitute a covering
peculiarly adapted to the element in which they
live. These organs differ in form in various
FORM, COVERING, ETC. OF FISHES. 319
fishes; some are round, some oval, others are
angular, and others are denticulated. They en-
velop the body so completely as to protect every
part of it, and at the same time admit of that
perfect flexibility which is requisite to those rapid
and graceful motions for which the finny tribes
are so remarkable. Among evidences of design
the structure of the scales of fishes merits our
careful attention. On examining them with
a microscope, it is found that each of these
organs is pierced by a minute hole, which is the
extremity of a tube. Through this orifice is
emitted a kind of mucus or slime, which is se-
creted by glands, and forms an external coating,
which not only lubricates the body of the animal,
but diminishes the friction of its transit through
the water. The orifices are found to be more
numerous and larger about the head of the fish
than the other parts of its body, and in this we
perceive an additional evidence of creative fore-
sight acting in correspondence with the laws of
physics ; for, as Mr. Yarrell has observed, " whether
the fish inhabits the stream or the lake, the
current of the water in the one instance, or pro-
gression through it in the other, carries this de-
fensive secretion backwards, and spreads it over
the whole surface of the body." This provision
is, as our readers will observe, analogous to that
which is found in the structure of birds, in which
a gland is made to supply the oily matter by
which the feathers are smoothed and rendered
impervious to moisture. We thus perceive, in.
320 SEASIDE DIVINITY.
both cases, an apparatus adapted to a similar use
in elements and under conditions widely different,
and thus exhibiting the unity of purpose in the
one creative Mind.
The colours of fishes are likewise most re-
markable. Nothing can exceed the beauty of
the metallic lustre which some of them possess.
The herring, for instance, when just taken from
the water, presents a variety of iridescent hues ;
and there are many fishes the external deco-
ration of whose scales exhibits the most brilliant
tints of gold, silver, copper, blue, green, and
scarlet, distinct or intermingled. The colours
of fishes are all most brilliant when they are in
full season, and at the period of reproduction;
and it can hardly be doubted that those bright
hues serve to promote the benevolent purposes of
the Author of Nature by contributing in some
manner to the happiness of those tribes which
inhabit the world of waters.
The locomotive organs of fishes present to us
several very striking lessons ; they exhibit an ad-
mirable mechanical contrivance, adapted with the
utmost nicety to the purpose in view. The tail,
including the lower extremity of the body, is the
principal organ of motion. By means of this ap-
paratus the fish can turn to either side, or propel
itself forwards. A stroke of the tail to the right
or left turns the head of the fish in the opposite
direction ; a combination of strokes in both direc-
tions causes it to dart forwards. The action of
the tail in causing progression is, our readers will
LOCOMOTIVE ORGANS. 321
observe, an illustration of what natural philoso-
phers call the composition of motion, the two
forces which separately would move the animal to
the right or left, producing as their combined
result motion in an intermediate direction, that is
to say straight forwards. Human ingenuity has
in various ways applied the same combination of
force for a similar end. A boatman at the stern
of a boat, by means of a single oar, turns the
boat to the right or left, and by combining the
two motions of the oar which separately produce
that result, he imparts to the boat an onward
motion. The screw placed at the stern of the
steamship is an application of the same prin-
ciple. But thousands of years before man existed
the same natural laws, which he learnt to employ
only after centuries of slow and painful progress,
had already been taken advantage of by the All-
wise Artificer in the structure and application of
the fish's tail. The fins of fishes, which are
analogous to the legs of quadrupeds, appear to be
chiefly employed in balancing the animal's body,
and their structure is no less admirably adapted
to this purpose than the tail is.to its own proper
effect.
Related to the locomotive powers of fishes there
is a peculiar organ possessed by many species,
which cannot be too much admired as the evi-
dence of an arrangement expressly adapted to a
certain purpose. It has been already remarked
that the weight of a fish's body is nearly the same
as that of an equal bulk of water. This equality,
T
322 SEASIDE DIVINITY.
where it is perfect, has the effect of causing any
body immersed in a fluid to remain in one and
the same place without sinking or ascending. An
increase of the weight of the body in relation to
the water causes it to descend, while a diminution
of its relative gravity obliges it to rise toward the
surface. Now, many fishes are furnished with an
internal piece of mechanism, by which they are
able in an instant to alter their specific gravity,
and to ascend or descend without employing
either fins or tail. This apparatus is called the
air-bladder. It consists of a membraneous bag,
filled with air secreted by the fish. This bag is
surrounded with muscles, on which the fish can
act at will. By relaxing those muscles the blad-
der becomes larger, the body is therefore speci-
fically lighter, and ascends upwards ; by pressing
on the bladder with the muscles its size is di-
minished, and the animal sinks. This apparatus,
although possessed by a great variety of fishes, is
not universal. Many of those which live at the
bottom of the water are not furnished with it, and
for the obvious reason that they do not par-
ticularly require it. It is impossible not to per-
ceive that this part of the animal's organisation
proceeds from the express design of an Intelligence
to whom are fully known those laws to which it is
so wisely and accurately adjuste.d.
The gills, or apparatus for respiration in fishes,
present a singularly beautiful adaptation of means
to the end in view. These organs consist of
arches on each side of the head, to which are
INSPIRATION AND VISION 323
attached a series of fringes, formed of minute
blood-vessels, and so constructed that the water
taken in at the mouth passes freely over them,
imparting to the venous blood they contain the
supply of oxygen necessary to its purification.
These organs are precisely analogous to the lungs
of terrestrial animals, and point out the same de-
sign adapted with equal precision to the element
in which the animal breathes, and for a similar
purpose.
The eyes of fishes exhibit several striking pecu-
liarities pointing out special design and adaptation.
As the medium in which the sense of sight is to
be exercised is much more dense than air, the
form of the lenses of the eyes is accommodated to
the condition. The pupil also is large, so as to
admit as much light as possible to enter. In ter-
restrial animals the organ of sight is furnished
with glands, by which a fluid is secreted in order
that the surface of the cornea may be kept per-
fectly clean. This fluid forms a wash which is
passed over the eye by what is called the nic-
titating membrane. But in the fish this apparatus
does not exist, because it is unnecessary. The
element in which the animal lives performs the
office of keeping the organs perfectly free from
any substances which might impede the entrance
of the rays of light. While, therefore, in ter-
restrial animals the arrangement of gland and
membrane points out in a most striking manner,
the design of Infinite Wisdom, the absence of the
Y 2
324 SEASIDE DIVINITY.
apparatus in the eyes of fishes is an equal evidence
to the same effect.
If we now turn our attention to the instincts
of fishes we shall perceive much that is calculated
to point out the same divine wisdom and fore-
sight which is manifested in their organisation.
Without entering upon any discussion as to the
nature of that marvellous power which we call
instinct, we shall merely at present refer generally
to one of the most striking instances of its exer-
cise on the creatures we are now considering, that
by which fishes are directed in the process of
reproduction. In order to the vivifying of their
eggs or spawn certain conditions are indispensable,
which could not be attained in deep water, such
as a certain degree of exposure to light, warmth,
and the influence of the atmosphere. To ac-
complish this end, there is an instinct implanted
precisely adapted to the object in view. Directed
by this unerring impulse, fishes at the breeding
season betake themselves to such stations as are
best suited to the continuance of their species.
The herring, for example, frequents the com-
paratively shallow waters of the coast, and the
salmon enters the rivers from the sea and proceeds
to the shallow parts of the streams, where the con-
ditions necessary to the fruitfulness of its spawn
can be obtained. This instinct, displayed as it is
in a great variety of forms, must be regarded as
arising from no perception on the part of the
animals exercising it, as to the importance of the
act they perform ; it is accompanied by no know-
INSTINCTIVE HABITS. 325
ledge whatever of those physical and chemical laws
to which it is adapted. The tendency to act in
a manner suited to those laws is a part of their
constitution. It exhibits one of the most striking
evidences that it is possible to conceive of over-
ruling foresight on the part of that Infinitely
Wise Being to whom all the laws of the material
universe are known, and from whose special in-
struction alone, creatures, without any design
arising from their own intelligence, act in the
strictest conformity to those laws, and so answer
the purposes for which they are called into
existence.
The skeletons of fishes are formed either of
cartilage, as in the skate, or of bone, as in the
trout or perch. This circumstance has been
adopted by the illustrious naturalist Cuvier as
the basis of his classification. He has accordingly
divided fishes into two primary groups, the one
comprehending all the osseous fishes, the other
all the cartilaginous tribes. These two groups
admit of further subdivision with reference to
certain peculiarities in the fins and other parts.
It is, however, unnecessary minutely to describe
the details by which those subdivisions are dis-
tinguished.
Y 3
VERTEBRATA- FISHES
329
CHAP. XXIV.
VERTEBRATA — FISHES.
Fishes : Instances of remarkable Form, Structure, and In-
stincts.— The Lump-Sucker. — The Lamprey. — The Stickle-
back.— Pipe-fishes. — The Fishing-Frog. — Shark. — Rays, &c.
MANY of the finny denizens of our sea-shores are
very remarkable, and in their structure, habits,
and instincts, exhibit in a striking manner those
great truths of natural theology to which we have
so frequently referred. Without entering into
such minute details as belong to the province of
the naturalist, it will be sufficient for our purpose
to describe such peculiarities as tend to illustrate
our subject.
It has been already stated that various marine
animals, such for instance as the limpet or the
cuttle-fish, are furnished with disks, by which, in
consequence of the law of atmospheric and fluid
pressure, they are enabled to adhere with great
tenacity to those objects to which their disks are
applied. There are several kinds of fishes not
uncommon on our coasts furnished with this very
remarkable apparatus.
One of these is the lump-sucker (Cycloptei^us
lumpus), a fish frequently taken on various parts
of our coast, and often found cast ashore. This
330 SEASIDE DIVINITY.
is by no means a handsome fish. Its form is
thick and clumsy, its skin rough and covered with
tubercles, and although the various tints of blue,
purple, and orange are mingled together over its
surface, its general aspect is not pleasing. The
flesh is rich, but it does not agree with all
stomachs, owing to the quantity of oil it contains.
Seals devour them with great avidity. This fish
is extremely remarkable on account of the ap-
paratus by which it can attach itself at will to the
surface of other bodies. This apparatus which is
popularly termed a sucker, is situated on the
lower part of the creature's body between the pec-
toral and ventral fins, and consists of an oval-
shaped disk or flat surface, furnished with muscles
by which a vacuum can be created between the
disk and the object to which the fish adheres.
Such is the tenacity with which it is able to fix
itself by this means that one of these fish having
been placed in a bucket of water, it attached
itself so firmly to the bottom that the whole
vessel, containing several gallons and of consider-
able weight, could be lifted from the ground on
using the fish's tail as a handle. It is difficult to
ascertain all the purposes which are served by
this part of the creature's structure, but one
purpose appears evident. The lump is not an
active or powerful fish, and its shape exposes it in
no ordinary degree to the power of the waves.
By means of its sucker, however, it can bid
defiance to their utmost force, and remain amidst
the agitation of the water free from all danger of
THE LUMP-SUCKER AND THE LAMPREY. 331
destruction. We are entitled to regard the sucker
in this particular instance as a compensation
which makes up for want of greater activity and
power. The spawn of the lump-sucker is de-
posited among rocks and seaweed within low-
water mark, and the male fish is said to watch
the spawn after its exclusion until the young fry
are hatched, when the latter instantly employ
their suckers by fixing themselves on the sides
and back of their parent, by whom they are carried
into deeper water. We may truly consider the
mechanical apparatus with which this fish is
furnished as one of those innumerable instances
with which the wise and beneficent Creator has
provided for the safety of some of the humblest
of his creatures.
There are other fishes which are provided with
" suckers," constructed on precisely the same
principles as that of the fish now mentioned, but
apparently employed for different purposes. One
of the most remarkable of these is the lamprey
(Petromyzon marinus), specimens of which fall
under our notice on various parts of the English
coast much more frequently than on the shores
of Scotland and Ireland. This fish has an eel-
shaped body, and is from two to three feet in
length; its colour is a yellowish-brown marbled
with a dusky hue. It is, like the salmon, a
migratory fish, passing a portion of the year in
the sea, and entering the rivers in spring for the
purpose of spawning. The remarkable peculiarity
in its structure is the mouth, which is circular,
332 SEASIDE DIVINITY.
surrounded by a flexible lip, and armed with a
very singular tooth. The lamprey feeds, like the
eel, on any animal matter it finds ; but it occa-
sionally attacks other fishes fastening upon them
with its sucker-shaped mouth, and cutting into
their flesh with its tooth-like processes evidently
adapted to the purpose. This is not, however,
the only use to which its sucker is applied. The
fish is imperfectly adapted for swimming, having
neither air-bladder nor pectoral or ventral fins;
by means of the sucker, therefore, it can in no
small degree remedy the defects of its natatory
powers, by attaching itself to stones, and thus not
only obtaining rest, but perfect security against
the strength of the current. Another and very
distinct use of the sucker remains to be mentioned.
The lamprey, prior to depositing its spawn in the
rivers, finds its necessary to prepare a place for
its reception, and this it does by removing the
small stones from the spot in which the roe is to
be laid. In the rivers they frequent the male
and female lamprey may often be observed from
a bridge, busily occupied in this, to them, im-
portant process. To those who are not aware
that substances immersed in water are much
lighter than in air, it is quite marvellous what
large stones the lampreys contrive to carry from
the place which in their parental instinct they
are preparing for their progeny. The structure
of the lamprey's mouth is precisely analogous to
that of the little apparatus called a leather sucker
used by boys at school, or to the mouth of an
FISHES' NESTS. 333
*
exhausting syringe. It is, however, like all in-
stances of natural mechanism, much more perfect
than any artificial apparatus can ever be. In this
particular instance we find the mouth serving not
only for the reception of food, but for a variety
of purposes, to any of which, if its form were
similar to that of other fishes, it could not be
applied, and for which, even if its shape were cir-
cular, it would be unfit if unaccompanied by an
apparatus for creating a vacuum, and by an im-
planted instinct adapted both to the structure
and to the wants of the animal. Can any con-
sideration more clearly evince the design of Divine
skill and benevolence ?
Our readers are all, doubtless, acquainted with
those active little fishes called sticklebacks, from
their being armed on the back with spines. There
are several varieties of these, but they inhabit
fresh water, although some of the species are
found on the brackish water at the mouths of
our larger rivers. There is, however, one species
which is entirely a salt water fish, and is found in
a great variety of places on the coasts of Britain
and Ireland. It is the fifteen-spined stickleback,
and is sometimes called the sea-adder. It in-
habits places where there are rocks and stones
covered with seaweed, among which it takes
refuge when alarmed. The most interesting
circumstance regarding this little fish is its nest-
building instinct. The nest may often be disco-
vered during spring and summer in the rock-pools
between tide marks. The structure is about eight
334 SEASIDE DIVINITY.
inches in length, pear-shaped, and formed of bran-
ches of seaweed, intermixed with confervse and
corallines. To unite these materials together, the
little architect forms a thread as fine as silk, and
strong as well as elastic, for which purpose it is
furnished with a secretion capable when drawn
into a thread of resisting the water. With this
thread, which is frequently of great length, the
fish binds together the sea weeds forming its nest,
carrying it through and around them in all
directions. In the middle of this nest the spawn
is deposited in irregular masses, containing many
hundreds of eggs of a whitish or amber colour,
and about the size of small shot ; the masses of
eggs in the same nest are met with in different
stages of advancement towards maturity, from
which it appears that the fish deposits its spawn
at various times in the same place. The care of
the little creature does not cease with the depo-
sition of its spawn; it watches the scene of its
parental toils, with anxious solitude guarding it
from all danger, so far as its limited powers will
allow, till the young fry are excluded. In this
instance we perceive that the parental instinct,
the tendency to build, and the possession of a
substance secreted to form a thread, without which
the nest could not be constructed, all exhibit unity
of design in that Creative Power which implanted
the instincts and gave the corresponding struc-
ture.
The family of Pipe-fishes (Sygnathidce) is repre-
sented in our seas by some species, specimens of
PIPE FISHES. — SEA-HOESE. 335
which are to be found in various parts of our sea-
shores. The appearance of all this tribe is most
remarkable ; their bodies are long and slender,
their snouts much elongated, and the whole body
is covered with plates, like a coat of mail, and the
plates are so disposed that the body is rendered
angular. They possess no ventral fins, and in
the majority of cases neither pectoral nor caudal
fins. But what is more remarkable still is the
the fact that, like the kangaroo, these fishes are
furnished with a marsupial cavity, into which
their young may retreat. Of this tribe there are
seven species known on our shores, and differing
from each other in various minute respects. Per-
haps the most remarkable of these is the species
known as the short nosed sea-horse, which is a
kind of pipe-fish, somewhat rare on the British
shores, although frequent on the continental
coasts. The name is suggested by the resemblance
which the head of the fish bears to that of a horse.
The animal, it appears, is accustomed to use its
tail as a prehensile instrument, for which the
shape and position of the plates by which it
is covered, adapt it; and it is enabled to twist
it round marine plants, and wait with its head
free, ready to dart upon any object it desires
to make its prey. It is said to swim in a vertical
attitude, with the tail ready to catch any object
within its reach. Two of these singular fish
sometimes engage in combat, when they twist
tails round each other, and struggle with great
violence. The eyes have the faculty of moving
336 SEASIDE DIVINITY.
independently of each other, and this, along with
the brilliant iridescence about the head and its
blue bands, gives it a considerable resemblance to
the chameleon. Among the most remarkable
fishes which can attract our attention is the
Fishing-frog, or Angler (Lopkius Piscatorius), a
creature whose structure and instincts are very
marvellous. This fish is frequently taken three
or four feet in length, and is said occasionally to
be found of the dimensions of seven, and even
ten feet in length. Its head is flat, and of enor-
mous breadth and size, its surface exceeding that
of all the rest of the fish, and the mouth is pro-
digious, and armed with numerous teeth. But
the most singular part of the animal's structure
are three tentacula, which arise from the head.
Two of these filaments arise from above the
upper lip, and the third from the back of the
head. The first of these, on the upper lip, is
nearly half the length of the fish's body ; at its
base it is accommodated with a joint, which
admits of its motion in every direction, and at the
extremity it is surmounted by a little membrane
of a brilliant metallic lustre. This filament con-
stitutes the rod, line, and bait, by which the
fishing-frog entices its prey. It swims with dif-
ficulty, and instead of pursuing its prey it has
recourse to a degree of craft rivalling that of
a disciple of Walton himself. Crouching close to
the ground, it stirs up the sand and mud with its
fins, and thus concealed from the sight of its
victims, it elevates its fishing-rod and bait, moving
THE FISHING FROG. 337.
the coloured membrane about in all directions.
This attracts the fishes in its vicinity, who hasten
to seize upon tempting spoil, but they no sooner
attempt to nibble at the apparent worm than the
angler withdraws the lure, and elevating his
enormous mouth, seizes his unsuspecting prey,
and, swallowing it in a moment, immediately
holds out the bait to capture another prize.
Many authentic anecdotes are related of the
voracity of this fish, a quality which the extra-
ordinary magnitude of its mouth unequivocally
indicates. A fisherman had hooked a large cod-
fish, and while drawing it up he felt a much
heavier weight attach itself to his line. This
proved to be a large angler, which had seized
the cod, and which the fisherman compelled to
quit its prey only by giving it some heavy blows
on the head. On another occasion, an angler
seized a large conger-eel, which had taken the
hook, and was in the act of swallowing the huge
morsel, when the prey escaped from the angler's
jaws by finding its way out by the gill-covers
behind the mouth,; and in this condition both
were drawn up together. Another of those fishes,
pressed by hunger, is known to have seized at
the top of the water a large cork buoy employed
as a float for a deep sea-line ; and it is said that
some fishermen near Queensferry, in Scotland,
observing the water much discoloured at one par-*
ticular spot where.it was not very deep, rowed to
the place, and, on poking the bottom with a long
handled mop, found it taken hold of by an angler,
338 SEASIDE DIVINITY.
who was, doubtless, busily engaged plying his
vocation, and who, mistaking the mop for a fish,
seized it, with the intention of swallowing the
savoury morsel ; the woolly substance of the mop,
however, caught in his teeth, and being unable
to extricate himself in time he was hauled into
the boat, the victim of his own inordinate appe-
tite.
It is to the structure and instincts of this singu-
lar creature, however, that we would especially
direct the reader's attention. From what has
already been stated, the mechanism of the fishing-
rod, as we may call the filament with which it
entices its prey, is adapted with extreme nicety
to its purpose. The peculiar form of the joint by
which it is fixed admits of its being moved in
every direction, and it is supplied with a set of
muscles under the control of the animal's will,
while the size and position of the mouth, and the
the situation of the eyes with reference to the
membrane or bait at the end of the rod, are
precisely such as to be most efficient. To these
peculiarities, we must add the instinct and craft,
without which the structure could not be available ;
but what is more, the structure and the instinct
are both adapted to the instinct of other fishes,
who, in pursuit of food, mistake the angler's lure
for some living object, such as they are wont to
pursue. This latter adaptation is entirely inde-
pendent of the angler itself, and the whole
arrangement points in the clearest manner to the
design of that Supreme Intelligence by whom
TEETH OF THE SHARK. 339
alone the structure and the instincts could be
adapted to each other.
Specimens of almost every species of the shark
family — Squalidce — have been found on the British
coasts, but the largest and most formidable of the
tribe are rare. Most visitors of our sea-shores,
however, must be familiar with one or other of the
minor species of shark, called dog-fish, of which
there are several kinds, and which frequent some
parts of our coasts in immense multitudes, occasion-
ing great havoc among the nets and fishing lines,
and often tearing to pieces the best fish on the
hooks. A very remarkable example of beneficent
care has been* observed in relation to the teeth of
the shark. In the larger specimens the teeth,
from their extraordinary and indiscriminate vora-
city, must be exposed to frequent injury, and
without some provision by which those terrible
weapons of destruction may be renewed the shark
tribe would have become extinct, or their peculiar
functions, that of thinning the number of the inha-
bitants of the deep, would be rendered impossible.
Accordingly the teeth of shark are not fixed in
sockets, but attached to a cartilaginous membrane.
This membrane grows outward ; the outer row of
teeth in due time drop out, and another row
which has been gradually advancing occupies the
place of the first ; this in due time disappears and
other sets follow in succession. By this means,
even in the oldest of these monsters of the deep,
the teeth are always in the most perfect condition
2 2
340 SEASIDE DIYINITY.
for the work of destruction for which they are
destined.
The family of fishes, known as Rays or Skates —
Raiidce — are also numerous in our seas. They
belong, like the sharks and lampreys, to the carti-
laginous division of fishes. Of the rays there are
many varieties, some scarce, and others occurring
in great plenty.
Several of the shark tribe bring forth their
young alive ; but others produce eggs, as also do
the rays, and these are not deposited in large
multitudes, like those in the spawn of other
fishes, but in comparatively very small numbers,
and each egg is contained in a case formed of a
substance like thin horn, and of a very remark-
able shape. Those produced by the skate are
about four or five inches in length, of a dark
brown colour, similar indeed to the darkest sea
weed when dried ; their shape is as near as possible
that of a four-handed barrow, but with these our
readers are probably familiar, as they are fre-
quently found empty on the sea-shore : they are
called mermaids' purses or skate-barrows.
Those belonging to the dog-fishes are very much
like the purses of the skate, but are of a clear yel-
lowish horn-colour. From each of the four corners
of the purse issues a long tendril which coils round
the sea weeds or other substances near which the
parent fish deposits it, and it is thus so fixed as to
be free from danger of being driven ashore by the
waves. Both kinds of purses are furnished with
openings at the ends through which the sea water
EGG-PURSES OF RATS, ETC. 341
flows while the young fish is being matured, and
by which it eventually issues forth from its very
singular envelope.
Kemarkable, however, as these " sea-purses " are
in form and structure, there is one particular re-
garding them which presents us with a most
striking instance of a provision made for the wants
of the young fish before it is able to quit its
prison. During its embryo state it cannot use its
gills for the purpose of breathing, any more than
an infant before birth can employ its lungs in
breathing. Yet in order to the development of the
fish, it is indispensable that through its circulating
system the blood shall pass purified by the action
of the water, and supplied with oxygen as it is re-
quired. Without this process the young fish must
perish. And how is this accomplished ? By a
very marvellous expedient. From the gills of the
young fish project certain threads or filaments ;
each of these contains a minute blood-vessel, and
as the water has free ingress to the interior of the
receptacle, these blood-vessels serve the purpose
of gills. They are, however, entirely temporary ;
they^cease to exist after the gills are capable of
acting. The purpose they had to serve is accom-
plished otherwise, and by an apparatus possessed
of a degree of efficiency suited to the enlarged
powers of the fish. Can any mode be devised by
which to account for the admirable appropriate-
ness of this structure, but that of referring it to
the wisdom and skill of the Creator ? The supply
of a temporary breathing apparatus to be used
z 3
342 SEASIDE DIVINITY.
while the gills were imperfect and only gradually-
assuming a condition fit for their future purpose ;
the orifices in the egg-purse allowing the water
access to that temporary breathing apparatus, and
the fact that the apparatus itself ceases to exist
when it is no longer required ; these and other
considerations cannot fail to point out the design
of that Divine Intelligence to which all the con-
ditions that require to be provided for are known,
and that Divine Skill by which the details requi-
site to the result intended are carried out in an
unerring correspondence with natural laws.
VERTEBRATA- FISHES
345
CHAP. XXV.
VERTEBR ATA FISHES.
Edible Fishes.— The Cod Family.— Flat Fish.— The Herring
and Pilchard Family.— Pilchard Fishing.
HAVING- given our attention to some of those
fish most remarkable for their structure, or some
other peculiarity, we shall now notice a few spe-
cimens of those whose immense numbers and
whose edible qualities render them of the greatest
value to mankind.
Among the most valuable of this class of fishes
are those comprehended in the cod and haddock
family — Gadidce — which include several varieties,
such as the haddock, coal-fish, rockling, ling, and
various kinds of whitings, hake, and others of the
same order. It will suffice to mention the cod
properly so called, as being a familiar type of the
order to which it belongs.
These fishes are to be found on every part of the
shores of Britain and Ireland, and appear to be
most plentiful off the northern coasts of Scotland.
They chiefly inhabit places where the water is
from forty to fifty fathoms in depth. They are
extremely voracious, devouring fish of all kinds,
molluscs and Crustacea, crabs of considerable size
346 SEASIDE DIVINITY.
being often found in their capacious stomachs, no
fewer than thirty-five crabs, none of them smaller
than a half-crown piece, having been taken from
one fish. No fish is of greater utility. The flesh
is white, firm, and of excellent quality, and every
part of the fish is capable of being turned to some
useful purposes. The tongue, either salted or
fresh, is a great delicacy. The gills are employed
as baits in fishing ; the liver furnishes an enormous
quantity of excellent oil, applicable to a variety of
useful purposes, and possessing highly nutritive
qualities, and peculiarly suited as an article of
nourishment to persons of feeble health ; the swim-
ming-bladder furnishes isinglass equal in quality
to that yielded by the sturgeon ; and even the head
furnishes the fisherman and his family with food.
The Norwegians, on whose coast the cod is very
abundant, give it together with marine plants to
their cows, for the purpose of producing a greater
quantity of milk. In Iceland the bones afford
nourishing food for cattle, and the people of
Kamschatka feed their valuable dogs with it. On
the desolate shores of the Icy Sea the same parts
when thoroughly dried are employed as fuel.
The fecundity of the cod is amazing. Nine
millions of eggs have been counted in the roe of
a single fish of middling size, and if the enormous
multitudes which must be thus produced and
which must survive the devastation of their
enemies, be taken into consideration, along with
the useful and valuable properties which this fish
possesses, it is impossible not to admit that among
STRUCTURE AND INSTINCT. 347
the purposes for which it has been designed, we
are entitled to reckon that of supplying many of
the wants of the human race.
Another family of fishes, of which many of the
various species are familiar to our readers, is that
of the Pleuronectidce, so called from the remark-
able circumstance of their swimming on one side.
These are what are popularly known as flat fish,
and comprehend eighteen or twenty kinds, inclu-
ding among them the plaice, the flounder, and its
varieties, the halibut, the turbot, and several
kinds of sole. The characters peculiar to this
race of fishes are so distinct as to render it one of
the most marked and insulated of all the families
into which the finny tribes have been subdivided.
There is a singular want of symmetry in some
parts of the figure of the flat fish. The head
appears as if forcibly twisted to one side, in con-
sequence of which the mouth appears distorted.
The body is compressed, and almost surrounded
by the dorsal and anal fins as with a fringe. The
habitation of these fishes is the bottom of the sea,
and they are not furnished with the air-bladder so
frequently forming part of the structure of those
fishes which frequent the higher parts of the
water. Reference has already been made to the
very remarkable resemblance which fishes present
in their hues to that of the ground they frequent.
In no instance is this more striking than in the
tribe of fishes to which we now refer. While the
side next the ground is white, the upper side,
which is exposed to the light is of some dark
348 SEASIDE DIVINITY.
shade, either brown, or greyish sand colour, and
in some instances this general hue is broken by
blotches, light or dark, blackish or reddish, which
not only present a resemblance to under-shades
caused by inequalities of the ground, but to the
different tints that occur upon it. Flat fish too
seem to be endowed with the power of altering
their colour, so as to correspond with the prevail-
ing tints of the ground, and even when the sand
is of a very light colour, they so nearly resemble
it, that even in very clear and shallow water, a
flat fish may be immediately under the observer's
eye without being perceived. But that this is one
among many similar instances of design in the
Author of Nature, by which an express provision
is made for the safety of the creatures endowed
with the faculty and with the general and perma-
nent resemblance in question cannot be disputed.
The Clupeidce, which comprehend the herring,
the pilchard, and several other species, is a family
of fishes of the highest importance, and in several
respects of great interest. Familiar as we are
with the herring, we are by no means fully ac-
quainted with its natural history. On this subject
some of the statements that have been made
appear from recent observation to have been
purely imaginary. The herring has been described
as having its permanent abode within the arctic
circle, from which it migrates southwards towards
the British Islands in a shoal of countless myriads,
at certain periods of the year, and when the
shoal reaches the Shetland Isles, it separates into
THE HEREING* 349;
two vast bodies, one of which proceeds eastwards,
filling with their numbers the creeks and bays on
the east coasts of Britain, while the other passes
along the west, visiting the various lochs and bays
on that part of Scotland, the Irish Sea and the
Irish Coast. This, however, appears to be a fabu-
lous account. The herring does not possess its
habitual place of abode in the arctic seas, where it
is said to be extremely rare, and not only are there
no herring fisheries of any importance in Green-
land, or even in Iceland, but no notice has been
taken of this fish by voyagers to the frozen seas.
That the herring. does perform a migration is of
course unquestionable, for it entirely disappears at
certain times and revisits our coasts afterwards;
but the extent of its migration is understood to
be very limited, and the best naturalists are of
opinion that it inhabits the deep water of our
coasts all the year, and only approaches to the
shallow water of the shores for the purpose of
reproduction, in this respect being similar to other
tribes of fishes. The opinion thus expressed is
corroborated by several circumstances. The her-
ring is known frequently to occur in great abun-
dance in some southern localities before its ap-
pearance in those more to the north, and this fact
is not consistent with the theory that they arrive
on the British coast from the arctic regions. And
the accuracy of opinion in question is rendered
still more probable by the circumstance that the
pilchard, a fish nearly allied to the herring, is
now known to reside permanently in the British
350 SEASIDE DIVINITY.
seas, and although at one time supposed, like the
herring, to migrate to the north, is extremely
limited in its range.
The pilchard is a smaller fish than its relative
the herring, and is by no means of such general
occurrence along our coasts. Its chief locality is
the south coast of England, and especially that
of Cornwall and Devonshire, and although a few
stragglers may sometimes be obtained along the
eastern shores of the island, yet the range of this
fish seldom extends on the east beyond the Straits
of Dover, and on the coast beyond the parallel of
the southern shores of Ireland. The prodigious
multitude of both these kinds of fishes which are
annually caught in the British seas has rendered
the herring and pilchard fisheries of the greatest
value and importance, employing as they do many
thousands of fishermen, affording support for their
families, and supplying a large quantity of food.
But what is especially worthy of our remark is
the instinctive impulse by which these fishes quit
the deep water and approach the shore. This in-
stinct, which is possessed by them in common
with many others of the finny tribes, is, like all
other instances of it, how differently soever
directed, a blind and unintelligent impulse. The
shallower parts of the shores, probably because of
the higher temperature of the sea in such places,
the greater amount of light which reaches the
spawn, and the increased supply of oxygen which
it obtains, are the only suitable localities in which
the ova could be rendered productive. But of
THE HERRING. — ITS INSTINCTS, ETC. 351
this the herring and the pilchard know as little
as of the chemical and vital agencies thus brought
into operation. Without the continual reproduc-
tion of their kinds the whole race must perish,
and with them doubtless many other animals
which subsist upon them, while even man himself
would not a little feel the loss ; but directed by an
unreasoning impulse these fishes draw near the
shore free from all intention or purpose either of
preventing their species from becoming extinct or
administering to the important purposes referred
to. The migratory instinct, independent as it is
of all knowledge or intelligence, can be referred
only to that Being to whom all the chemical,
physical, and vital laws relating to the humblest
of His creatures are fully known, and from whom
alone could proceed an impulse, which, although
blind itself, is adapted to produce its result, with
a degree of precision and accuracy far exceeding
that which the most exalted human reason can
attain. When we take this marvellous instinct
into view, whether we regard it as intended to
produce a result or a combination of different
results, it is impossible not to reflect upon it with
that reverential admiration with which we recog-
nise the design of Infinite wisdom, knowledge,
and beneficence.
The mode of fishing for the herring and the
pilchard is much the same. The herring is taken
by means of a net of great length and of consi-
derable depth. These nets are suspended per-
pendicularly from a rope extending along the
352 SEASIDE DIVINITY.
surface of the water, on which it is floated by
means of buoys. These nets are run across the
usual course which the shoal of herrings takes,
and the fish run their heads into the meshes
from which the threads entering behind the gills,
render it impossible for them to withdraw, while
the size of the mesh makes it equally impossible
for them to pass through the net. These nets
are made to extend a great distance from the
boat, and having been left floating are often
found, on being taken up, to contain as many
herrings as will completely fill the boat to which
the net belongs.
The pilchard is taken by the same method as
that employed in the capture of the herring, but
the largest quantities are obtained by means of
the net called the seine or sean, a form of net of
great antiquity, the name of which has come down
to us from the Greek language. The seine is a
net of great length, which may either be shot
from the shore or from a boat. In the latter
case, other nets are used called stop nets, which
are shot in such a manner as to prevent the
escape of the fish already enclosed in the seine
itself, by completing the circle in which the fish
are enclosed. In some instances several seines are
united together, and when fully extended, enclose
a great space and frequently capture a corre-
sponding quantity. On such occasions, several boats
are employed, and' when a large shoal of fish is
discovered and the direction in which they are.
moving ascertained, the greatest activity prevails.
PILCHARD FISHING, 353
and no small degree of skill is manifested by the
fisherman. The extent and course of a shoal of
pilchards is frequently much more correctly as-
certained from an elevated part of the shore, and
the experienced eye of the fisherman who takes
his station on an eminence enables him, from
certain indications in the water which would
escape the notice of others, to discover those par-
ticulars regarding the shoal necessary to a suc-
cessful cast of the nets. This he easily commu-
nicates by preconcerted signals to the fishermen
in the boats, who act on the suggestions thus
conveyed to them. A graphic and spirited
account of the process is given in an eminent
periodical*, with a quotation from which we will
close this part of our subject. (s On an eminence
above the sea, and probably on a narrow path,
paces a strong rough Cornishman in apparently
a meditative mood. He carries a branch of a tree
or of furze in his hand. He carefully scrutinises
the sea, and now and then shades his eyes with
his large hand, as if he would descry a far sail.
A well laden boat now shoots out to sea, and at
this the solitary watcher gazes. Does it hold his
son or his daughter? Is he full of fatherly
anxiety for his son as he is about to emigrate ?
Mark him ! He now frantically waves his branch
and his arm in one wide sweep. The folks in the
boat see this ; and strange to say, are swayed by
this mad motion. He again sweeps round the
* Athenseum, Dec. 1859.
A A
354 SEASIDE DIVINITY.
branch, and as they look up to him he directs
their course by it, as if it were their compass.
What can this mean ? Why the supposed mad-
man is sane and sagacious enough. He sees a
faint bluish line on the surface of the waters and
there are the pilchards in one fluctuating, change-
ful, life-abounding shoal. See how they leap, they
play, • they shift, they sink, they rise again !
Swiftly row the oarsmen, down bend the seiners
in less time than common men would think pos-
sible, down goes fathom after fathom, and heap
after heap of the seine, up float the bordering
corks, clash, dash, splash go the long oars again.
The cliff watcher is now doubly frantic. He waves
and raves, and runs and stamps, and jumps ; the
shoal is shifting, warping, eluding, the boat is
turned, the telegraphic branch is again eyed and
obeyed; and now the cliff-watcher is satisfied.
He lowers his branch, he nods, he assents by every
primitive symbol and significant action that can
be imagined. The entire seine is gradually lowered
into the sea, the men bend over and you dread a
capsize, and even more and more when you see
their motions reversed. Now they no longer let
down but haul up. A hearty shore-resounding
and echo-awakening shout is their mutual en-
couragement— up comes bit by bit of the seine.
How heavy ! How joyfully full ! Fishermen's
heads almost touch the brine, their backs alone
are broadly apparent. Now one strong combined
haul and nearer together is the seine drawn.
What hundreds of glancing, leaping, struggling
PILCHARD FISHING, 355
fish spring up from within that spot ! The shore
is soon lined with assistants. Some row off with
( tuck nets' to the great boat and let the said
small tucks down inside the large seine. The
waters are beaten with oars and loaded ropes,
and thus the fish are frightened into a narrower
space. Listen to the discordant noises on the
shore! Boys shout shrilly; dogs bark loudly;
and women chatter, and all these sounds mingle
with the deep-toned nautical ( Yo ! heave ho ! yo !
hoy ! hoy ! hoy !' at sea. Though yourself a calm
reticent student when in London you catch the
Cornish enthusiasm, and as if your whole venture
was in pilchards you yourself shout and shriek,
and jump and rave. Never mind ; all is right.
To shore comes the little crowd of boats, and out
on the bare beach is poured one teeming, strug-
gling, leaping, panting mass of silvery scales !"
A A 2
YERTEBRATA - MARITIME BIRDS
1. Terns, or Sea Swallows. 2. Puffin
MARITIME BIRDS.
3. Sheldrake. 4. Smew. 5. Gannet (adult and young). 6. Diver.
(See Chapter 2G. )
359
CHAP. XXVI.
YEKTEBKATA — MARITIME BIRDS.
Swimming and Wading Birds. — The Curlew. — The Sandpiper. —
Divers. — Grebes. — The Grannet: its remarkable Structure.
AMONG the most interesting objects which pre-
sent themselves to our notice during a ramble
along the sea-side are those birds of which our
shores are either the occasional or permanent
abode. Many of the feathered tribes belonging
to the inland country may be found inhabiting
the woods, the groves, or the fields near the coast,
but to any of these it is not our intention to
refer ; our object is to point out a few of those
which are characteristic of the sea-shore. A few
general remarks will, however, be necessary in
the first instance.
Birds form one of the four great classes into
which all the vertebrated animals have been sub-
divided. They possess a higher rank as regards
organisation than either fishes or reptiles, and
like the mammalia, they breathe by means of
lungs and are warm-blooded. Naturalists have
divided the class into several orders, each order
comprehending birds possessed of some general
characteristic sufficient to distinguish them from
A A 4
360 SEASIDE DIVINITY.
others. Thus the first order includes all birds of
prey ; the second, birds which perch ; the third,
those that scrape; the fourth embraces all wading
birds, and the fifth, all the swimmers. It is to
the two last of these five orders that we are now
to turn, selecting a few examples from some of
the many groups which they contain.
Various species of gulls are common to our
sea-shores, building in the precipitous cliffs near
the sea, or resorting to a solitary island in some
distant lake for the same purpose. All of these
are remarkable for the ease and elegance of their
motions when on the wing, and for the power
with which they are able to make their way
amidst the storm. To the gull family belongs
the Tern, a bird which merits its popular name
of sea-swallow on account of its shape and its
rapidity of flight ; the Kitty-wake, so called from
its peculiar note ; the Fulmar, a large grey and
white species ; and the Storm-petrel, so dreaded by
the mariner as the forerunner of a tempest. In
addition to these, there are many birds which
frequent those parts of the sea-shore when the
tide recedes to a great distance leaving bare a
long tract of sand or mud in which they find an
ample supply of marine worms and other kinds
of food. Among these there are Curlews, Sand-
pipers, Plovers, and other birds ; they are, how-
ever, as a general rule, so shy, and keep at so
great a distance, that it is impossible to observe
their actions.
The swimming birds that frequent our shores
WADERS AND SWIMMERS. 361
are also highly interesting. Of these a few may here,
be referred to. The Sheldrake is a very handsome
bird, belonging to this family, and very common
on some of our shores, where it builds its nest in
old rabbit holes. The body of this bird is diver-
sified with patches of chestnut, white, and black ;
its bill is bright red, its head is glossy green, and
its legs are flesh coloured. The Scoter is another
familiar bird on some of our coasts, but it differs
much from the sheldrake, being uniformly black
in its plumage, but like the former it frequents
the sea-shore, often in considerable numbers,
when it seeks its food, which consists of small
molluscous animals.
Besides these there are the tribe of Mergansers,
of which there are four species known on our shores.
Of these the Smew is the smallest, as well as the
most common. Its colour is white, diversified
with black and grey, the bill is slate-coloured, the
face is black, and the head, neck, and breast,
white ; on the head is a crest of feathers, partly
greenish-black and partly white. Another and
larger species is the Eed-breasted Merganser.
The head and throat of this bird are green, the
lower part of the neck and the breast are chestnut
colour, and the body and wings are diversified
with white, black, and brown. The largest species
is the Goosander, which in its colours bears a
considerable resemblance to the last-mentioned
species.
The divers and the grebes have also their
representatives at various parts of our shores.
362 SEASIDE DIVINITY.
These are all easily distinguished from the tribes
of aquatic birds above referred to by the long-
conical bill, and by the position of the legs, which
are placed so far back, that when on the land
these birds appear to stand upright. The divers
are very common on almost every part of our
coast, and may be readily distinguished by the
expertness with which they carry on their pisca-
tory labours, diving incessantly after their finny
prey. The Great Northern Diver is a very hand-
some bird. The upper part of the body is dark
mottled with white, the head and neck are black
tinted with green, and having two rings of mot-
tled feathers, the under surface is white. This
bird is the largest of the tribe to which it belongs,
and visits our shores during the winter months,
retiring during the breeding season, like the gulls,
to some remote and little frequented inland lake,
on whose borders it rears its young.
Another family of maritime birds comprehends
the guillemots, auks, razor-bills, and puffins, all
of which are gregarious, inhabiting the rocky
headlands and islets, especially on our northern
coasts, in immense multitudes. In those inac-
cessible places these birds congregate at the
breeding season, each of them producing a single
egg, which some of them place upon the bare
rock, and hatch by sitting upon it in their singular
erect posture during the requisite period. Such is
the fidelity with which these birds, especially the
guillemots, devote themselves to the all-important
duty of incubation, that they will suffer them-
STRUCTURE AND INSTINCTS. 363
selves to be seized rather than quit their post.
The puffin, however, a round little bird, with
black and white plumage, and a parrot-shaped
bill, ribbed with orange, lays its single egg in a
burrow which it digs with its bill, if it is unable
to discover one already made by a rabbit, and
there for a month it sits with the utmost patience,
till the young puffin at length breaks the shell.
The structure of all these birds, their instincts
and their habits, are such- as illustrate in a most
striking manner the observations already made,
exhibiting in the evident correspondence sub-
sisting among them the obvious designs of Infinite
Wisdom.
On this subject we must, however, content our-
selves with one illustration, furnished by the
structure of the gannet or solan goose. This
bird is very abundant on our northern shores,
and has various favourite breeding places in the
inaccessible precipices both on the eastern and
western coasts of Scotland. In seeking its appro-
priate food the gannet flies at no great distance
from the surface of the water, but on perceiving
a fish it immediately rises into the air, and de-
scends with extraordinary force upon its prey,
sometimes by the mere impulse of its descent
penetrating the waters to a depth of twenty or
even thirty fathoms. Incredible as this may
appear, it is certain that these birds have oc-
casionally been found in great numbers entangled
in the fishing nets sunk in the sea to the depths
now stated, having darted into the water in pur-
364 SEASIDE DIVINITY.
suit of fish. This power of penetrating to so
great a depth beneath the surface is rendered all
the more marvellous when the extreme buoyancy
• and lightness of the bird are considered. The
gannet floats very high in the water, differing in
this respect from some aquatic birds, whose bodies
when they are swimming are almost wholly im-
mersed, so that only the neck and head seem
to be raised above the surface. Now the cause of
the extreme lightness of the gannet's body has
been ascertained by anatomists. It appears that
a system of air cells exists both along the sides
and the inferior part of the body, and that these
all communicate with each other, and can be
completely inflated at the will of the bird. It
also appears that there exists an air cell in the
front of the breast four inches in diameter, in
direct communication with the lungs, which the
bird can inflate in an instant. Over all these air-
vessels, however, a system of muscles are stretched,
by means of which the gannet can in a moment
press upon the vessels, and completely expel the
air they contain. When afloat, therefore, or
when flying aloft, the gannet inflates all these
air vessels. x The specific gravity of its body is
thus reduced, and it swims high on the wave, or
soars with comparative facility in the air. On
perceiving its prey, however, and darting down
upon it, the air-vessels are immediately com-
pressed, the size of the bird becomes greatly
reduced, its weight and specific gravity are in-
creased, and these circumstances, united with the
STRUCTURE AND INSTINCTS. 365
velocity of its fall, enable it to sink deep beneath
the wave and secure its prey, an act which would
have been physically impossible if the bird still
retained its former buoyancy. Having captured
the fish, the gannet again comes to the surface,
instantaneously inflates its air-vessels, and soars
away with the captured prey with a degree of
facility which, had it still maintained its increased
density, would have been unattainable. Can any
arrangement be conceived more clearly evincing
an express design, a design carried out with the
most precise and accurate reference to the laws of
physics ? Can any design better display the
thorough knowledge of those laws which the wise
and Beneficent Designer possessed ?
VERTEBRATA- SEASIDE MAMMALIA
THE SEAL FAMILY.
1. Common Seal. 2. Gray Seal. 3. Walrus.
4. Harp Seal.
(See Chapter 27.)
369
CHAP. XXVII.
VERTEBRATA SEASIDE MAMMALIA.
The Cetacea, or Whale Tribe. — The Dolphin.— The Sea Unicorn.
The Common Whale. — Kemarkable Adaptations of Structure,
&c.— The Seal Family: Form and Habits. — Adaptations of
Structure. — Conclusion.
THE class which occupies the highest rank in the
animal kingdom is that of the Mammalia, and of
this class there are several marine animals which
make our sea-shores either their occasional resort
or their permanent abode.
The mammalia is the class to which man him-
self belongs, and the scientific term being derived
from the Latin word mamma, a teat, indicates
the characteristic which distinguishes the mam-
malia from all the other animals, viz. that they
suckle their young. In this class the whale, the
seal, and their varieties are comprehended.
Of the order Cetacea, to which the whale be-
longs, there are several examples more or less
known in our seas. The Dolphin is one of these ;
but it is only occasionally met with. The Narwhal
or Sea-unicorn, which Cuvier comprehends in the
family of the DelpTiinidce, and which is remarkable
for having a spirally twisted tusk projecting from
B B
370 SEASIDE DIVINITY.
its snout five, seven, and even ten feet in length,
sometimes finds its way to our shores from the
dreary regions of the North Sea, where it habitu-
ally resides. The Beluga or White Whale has,
although very rarely, paid us a visit, and some of
the more common species not unfrequently enter
our bays and estuaries. Of all the cetacea, how-
ever, the porpoise is the most common.
There are many considerations of the greatest
interest connected with the natural history of all
these animals. But we shall refer only to one or
two points regarding their structure, many of the
peculiarities of which evince in a most striking
manner the design of the great Author of Nature.
There is a remarkable peculiarity in the struc-
ture of the tail in the cetacea, which distinguishes
all the order from fishes properly so called. The
tail of the fish is vertical in its direction, while
that of the whale family is horizontal. Now the
reason of this peculiarity becomes obvious at once
if we consider that all the whale tribe breathe by
means of lungs in the same manner as quadrupeds.
They require, therefore, to have direct access to
the atmosphere, and although living in the sea
and capable of remaining submerged for a con-
siderable length of time, must at certain intervals
visit the surface in order to breathe. Now the
horizontal position of the tail is, of all others, the
best suited to this purpose. The structure, therefore,
has a direct reference to the necessity under which
the animal is laid to obtain easy and swift access
STRUCTURE OF CETACEA. 371
to the atmosphere, and it refers us at once to that
Being to whom the physical necessities of all His
creatures are known, and by whose wisdom alone
those necessities can be appropriately supplied.
A similar remark may be made with respect to
the structure of the mouth in the common whale.
This animal, as is well known, feeds upon the
minute crustaceous and molluscous animals, and
the gelatinous medusa that abound in the northern
seas. Its jaws are accordingly furnished, not with
teeth, but with a series of horny laminae, called
whalebone, or baleen. These plates are attached
to the upper jaw in rows parallel to each other,
and are furnished at their edges with fringes to
the number of several hundreds. These fringes
form a strainer through which the water, taken
into the animal's mouth, is made to pass, leaving
behind multitudes of the creatures which form
its food. To an animal thus nourished, teeth
would not constitute a suitable apparatus; but
the huge strainer in question is precisely adapted
to the whale's requirements, its food requiring no
mastication. Here we possess a very striking in-
stance of a structure strictly adapted to a peculiar
and indispensable purpose, for which nothing but
the intention and design of Infinite Skill can
account.
We arrive at a similar conclusion when we
consider another peculiarity in the structure of
the whale. What is called the blubber has been
ascertained by anatomists to be the true skin of
B B 2
372 SEASIDE DIVINITY.
the whale. This skin consists of a mass of fibres
interlacing each other, as in ordinary skin ; but
the texture is much more loose and open, and thus
affords room for the fatty matter, or oil, deposited
in it, and varying in thickness from that of several
inches to between one and two feet. The integu-
ment, or skin, thus thickened is adapted in such
a manner to the requirements of the animal as to
excite the utmost admiration.
The skin is, as already stated, not only open in
its texture, and of great thickness, but it is filled
with a substance the specific gravity of which is
considerably less than that of sea water. This
substance envelops the whole body of the animal,
and serves the important purpose of rendering
buoyant a fabric so huge, of which even the bones
are of very great weight compared with those of
fishes.
But this skin, so peculiar in its structure, per-
forms another office. It is an extremely bad con-
ductor of heat, inasmuch as there is no circulation
among the particles of which the deposited oil is
composed. Hence the animal heat of these warm-
blooded animals is not transferred to the sur-
rounding waters, or, which is the same thing, the
external cold cannot penetrate. By this means
the whale can with perfect safety inhabit the
coldest water. This arrangement of its skin is
necessary to its existence, because of its being a
warm-blooded animal ; if, on the other hand, the
whale possessed cold blood, like a fish, such a
ADAPTATION OF STRUCTURE. 373
protection would have been unnecessary. • Is it
possible to avoid the conclusion which a contem-
plation of this admirably adapted structure forces
upon us, that the Supreme Intelligence in ori-
ginating the structure intimately knew and care-
fully provided for the laws of the transmission of
caloric ?
But it remains to be added that the integu-
ment in question answers a third purpose. It is
extremely elastic, and it is well known that elas-
tic substances, and even air itself, which possesses
great elasticity, present an increasing resistance
with every increase of pressure. Thus the more
elastic the substance is the more does its reaction
equal the compressing power to which it is ex-
posed. Now the whale is wont to descend to an
immense depth in the ocean, and this would ex-
pose it to destruction, were it not for the resist-
ance which the structure of the skin presents to
the enormous compression of the surrounding
water. At a great depth below the surface every
square inch of the animal's body may be pressed
upon with a ton weight, making an aggregate
compressing force of many thousands of tons.
This immense power must necessarily diminish,
to a certain degree, the whale's body ; but the
compression extends, it is certain, only a limited
distance from the surface of the skin, and cannot,
therefore, extend to any of the vital organs. Does
not this use of the peculiar structure of the skin
clearly indicate the design of Supreme Wisdom ?
BBS
374 SEASIDE DIVINITY.
The Phocidce, or Seal family, are represented
on our sea-shores by some four different species,
of which the most familiar is the common seal.
The common seal is a gregarious animal, and,
although the water is its chief abode, it haunts
caverns and recesses among the rocks, in which
it brings forth its young, which are generally two
in number, and are nursed by their mother with
great assiduity and tenderness. The favourite
food of this animal when inhabiting coasts at a
distance from rivers consists of almost any of the
larger kinds of fish, and it is said especially flat
fish ; but when it frequents the estuaries of our
larger rivers it makes terrible havoc among the
salmon, which it often pursues even into the nets
of the fisherman. The common seal is remark-
ably intelligent and docile. It is capable of being
tamed, and it evinces great affection for its master.
But one of the most remarkable of its peculiarities
is its marvellous fondness for music. Laing men-
tions, in his " Account of a Voyage to Spitzbergen,"
that the tones of his violin would generally draw
around him an audience of seals who would follow
his boat for miles. In the " Naturalists' Library "
the following statement is made by an excellent
writer: — "The fondness of these animals for
musical sounds is a curious peculiarity of their
nature, and has been to me often a subject of
interest and amusement. During a residence of
some years in one of the Hebrides I had many
opportunities of witnessing this peculiarity, and, in
THE SEAL ITS STRUCTURE, ETC. 375
fact, could call forth its manifestation at pleasure.
In walking along the shore in the calm of a
summer afternoon, a few notes of my flute would
bring half a score of them within twenty or thirty
yards of me ; and there they would swim about
with their heads above water, like so many black
dogs evidently delighted with the sounds. For
half an hour, or indeed for any length of time I
chose, I could fix them to the spot; and when I
moved along the water's edge they would follow
me with eagerness, like the dolphins, who, it is
said, attended Arion. I have frequently wit-
nessed the same effect when out on a boat excur-
sion. The sound of a flute, or of a common fife,
blown by one of the boatmen, was no sooner heard
than half a dozen would start up within a few
yards, wheeling round us as long as the music
played." Another author mentions the remark-
able fact that when the bells of the church of
Hoy, which stands on the sea-shore, were rung
for divine service, all the seals within hearing
made directly for the shore, where they kept
looking about them as if surprised at the sounds.
This peculiarity in the seal has often been re-
garded as fabulous, but there is no reason what-
ever to doubt its accuracy.
The element in which the seal chiefly dwells is
the sea, and although on land its movements are
awkward in the extreme, no aquatic animal is
more admirably adapted to move in the water.
If we examine its structure we perceive that its
B B 4
376 SEASIDE DIVINITY.
trunk bears no inconsiderable resemblance in its
general figure to the body of a fish. It is elon-
gated and conical, tapering from the chest to the
tail ; the hinder limbs are directed backwards so
as to terminate the body, and consist of broad
webbed and powerful paddles ; the whole struc-
ture of the body combined with the animal's great
muscular power adapting it, like a fish, to make
its way with extraordinary ease and rapidity
through the element in which it chiefly lives, and
to seize upon its finny prey, notwithstanding the
swiftness of their movements.
The structure of this creature's body exhibits
several other most striking instances of adaptation,
one or two of which we cannot refrain from point-
ing out. Water is the principal element in which
the seal has its abode, and in order to capture its
prey it is frequently necessary for the animal to
remain immersed for a considerable length of
time. Its respiration accordingly corresponds
with this necessity, differing materially from what
is observed in most other animals. It is able to
remain at least twenty minutes under water,
during which time the nostrils are closed, so that
during its immersion no water can enter the air
passages. Even when on land the period inter-
vening between the inspirations has been found
to be of great length, two minutes often occurring
between each breath ; but the great quantity of
air taken in upon each breath makes up for the
small number of the animal's respirations.
CONCLUSION. 377
But not only its respiration, and even its nostrils,
are accurately adapted to its subaqueous habits, but
the eye itself is so accommodated. It is specially
adapted for seeing in the water, and as the seal
is often at great depths exposed to unusual pres-
sure, a provision for the protection of the eye is
made by an appropriate mechanism, consisting of
an additional eyelid, placed at the inner angle of
the cornea, which at the will of the animal may
be drawn over the whole eye. It appears more-
over, that even the apertures of the ears may "be
closed, a structure existing for this purpose, by
which they are rendered impervious, however
great the pressure of the surrounding fluid may
be. Can any causes be assigned for arrangements
so specially adapted to the required conditions
other than the design and purpose of that Being
who gave to the material world its peculiar laws,
without a suitable adaptation to which animal life
could not subsist? Can any arrangements in the
body of an animal be pointed out more clearly
indicative at once of Divine intelligence, power,
and goodness ?
Having thus confined our attention, with few
if any exceptions, to illustrations of our subject,
derived from the natural history of the sea-shore,
and having presented to our readers a variety of
examples derived from the chief branches into
which that delightful science is divided, we now
378 SEASIDE DIVINITY.
bring our volume to a close, and we do so in the
belief that such studies as those which it is the
purpose of this work to suggest, are capable of
adding immeasurably to the charms* of a visit to
the coast, by furnishing the mind with cheerful
and ennobling contemplations, and aiding the
thoughtful observer to convert the simplest object
which engages his attention into a lesson on
Seaside Divinity.
THE END.
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TITLIS OF THE SIX VOLUMES.
THE LIFE OF MOSES AND THE EARLY
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