Diomedia nigripes (black-footed albatross) and Diomedia immutabilis (Laysan albatross)

BLACK-FOOTED ALBATROSS ( Diomedea nigripes ).
LAYSAK ALMTROSS (Diomedea imutabilis )

At-Sea Distribution and Abundance

The following maps represent all At-Sea observations made by
personnel of the Pacific Ocean Biological Survey Program from February,
1963, through August, 1965*

Each square represents one days observation from the first through
the fifteenth of the month, while each circle represents one days
observation from the sixteenth through the thirty-first of each month.
Numbers refer to the actual number of birds observed during the

day.

Bed indicates the distribution o f ‘ Laysan Albatross. Green (1-9 birds)
and Blue (10+ birds) represent the Black-footed A.lbatross.

□ 1-15 December

O = 16-31 Decentoer

BLACK-FOOTED ALBATROSS ( Diomedea nigripes )
LAYSAK ALBATROSS (Diomedea iinmutabilis)

At-Sea Distribution and Abundance

DECEMBER

.

KAUA

HAWAII L

WASHING

^FANNIN

SI —MMH—-38 (8-65)

170 . CENTRAL PACIFIC OCEAN l60 .

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□ 1-15 November

O = 16-31 November

m&m

CXK

BLACK-FOOTED ALBATROSS ( Diomedea nigripes )
LAYSAJN ALBATROSS ( Diomedea iimmrbabilis )

At-Sea Distribution and Abundance

□ 1-15 October

O = 16-31 October
©SQE5BOGSC

ism®

©^QSgspXK

BLACK-FOOTED ALBATROSS ( Diomedea nigripes )
LAYSAN ALBATROSS ( Diomedea immutabilis )

At-Sea Distribution and Abundance

3cr

NORTH

OCTOBER

SI —MMH—38 (8-65)

30 *

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BLACK-FOOTED ALBATROSS ( Diomedea nigripes)
LAYSAN ALBATROSS ( Diomedea immutabilis )

□ 1-15 September

O = 16-31 September

Q cflgSD

At-Sea Distribution and Abundance

SEPTEMBER

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BLACK-FOOTED ALBATROSS (Diomedea nigripes )
LAYSAN ALBATROSS (Diomedea immutabilis )

At-Sea Distribution and Abundance

EH 3--15 July

O = 16-31 July

Q ^ O - b ifds

birrcte

Off-1 1 1 ?f »

BLACK-FOOTED ALBATROSS ( Diomedea nigripes)
LAYS AN ALBATROSS ( Diomedea immutabilis)

At-Sea Distribution and Abundance

O =26-60. n
O =il-dOO- »

iei=5w JULY

I I 1-15 June

O *= 16-31 June

0 ■ 0 birur "

0 - I-Ifr '»

— 101 — 500 * *

BLACK-FOOTED ALBATROSS ( Diomedea nigripes)
LAYSAN ALBATROSS ( Diomedea iimnutabilis)

At-Sea Distribution and Abundance

JUNE

SI-MNH-38 (8-65)

»o. 170 . CENTRAL PACIFIC OCEAN 160 . ^

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CL=51*10t) "

BLACK-FOOTED ALBATROSS ( Diomedea nigripes)
LAYSAN ALBATROSS (Diomedea immutabilis)

At-Sea Distribution and Abundance

MA.Y

O

O

O

O

O

O

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□ - 1-15 March
O *16-31 March

Q--U-25 •
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BLACK-FOOTED ALBATROSS ( Diomedea nigripes)
LAYSAK ALBATROSS (Diomedea immutabilis)

At-Sea Distribution and Abundance

■tO T- yyc r *

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swtw-ll (Riv> 8-45)

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* 26-50 -

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* 101-500"

BLACK-FOOTED ALBATROSS ( Diomedea nigripes)
LAYSAN ALBATROSS (Diomedea immutabilis)

At-Sea Distribution and Abundance

FEBRUARY

(Boon

o

o

o

1-15 January
16-31 January

0 birds

-10 "

= 11-25 "

- 26-50 "

* 51-100 "

- 10}-500»

= 500 + "

BLACK-FOOTED ALBATROSS (Diomedea nigripes)
LAYSAN ALBATROSS (Diomedea immutabilis )

At-Sea Distribution and Abundance

JANUARY

8I-MMH-38 (rev. 9-65)

30 *

eo*

170 *

CENTRAL PACIFIC OCEAN

160 *

‘ ISO*

20 *

KURE I

• MIDWAY I

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T

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O

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BLACK-FOOTED ALBATROSS ( Diomsdsa, nigripes ) ^ AT-Sea, Distribution and Abundance
LAYSAN ALBATROSS (Diomedea immutabilis )

The following maps represent all At-Sea observations made by
personnel of the Pacific Ocean Biological Survey Program from February,

1963 , through August, 1965-

Each square represents one days observation from, the first through
the fifteenth of the month, while each circle represents one days
observation from the sixteenth through the thirty-first of each month.
Numbers refer to the actual number of birds observed during the

day.

Red indicates the distribution of Laysan Albatross. Green (l-9 birds)
and Blue (10+ birds) represent the Black-footed Albatross.

= 1-15 January

q = 16-31 January

_£) = 0-birds

®~= 1-10 *

- 0 1 ■ 11- 25 *

O » 26-50 ■

Q - 51-100 ■

- 101-500'

- 500+ "

BLACK-FOOTED ALBATROSS (Dlomedea nigripes )
LAYSAK ALBATROSS ( Diomedea immutabilis )

At-Sea Distribution and Abundance

JANUARY

Si-MN'L-38 (Rev. 9-65)

30*

KURE 1

a

« P

V-

I

1

170 *

CENTRAL PACIFIC OCEAN

160 *

20 *

H

PEARL AND HERMES REEF

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* 1-15 February
= 16-31 February

** 0 birds

= 1-10 ■

* 11-25-'"

* 26-50 -

* 51-100 »

* 101-500*

*500+ *

BLACK-FOOTED ALBATROSS ( Diomedea nigripes)
LAYS ATI ALBATROSS (Diomedea immutabilis)

At-Sea Distribution and Abundance

FEBRUARY

SI-fllH-38 (Rev. 9-85)

50*

so*

170*

CENTRAL PACIFIC OCEAN

KURE

MIDWAY I

160*

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At-Sea Distribution and Abundance

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LAYSAN ALBATROSS (Diomedea lmmutabllis

At-Sea Distribution and Abundance

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LAYSAN ALBATROSS ( Diomedea liamutabilTs;

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BLACK-FOOTED AI8ATR0SS (Picraedea ni«?rip«a)
LAY3AK ALBATROSS (P itwed ea ijaautabilis]

At-Sea Distribution and Abundance

It

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At-Sea Distribution and Abundance

*= 101 - 500 "
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BUCK-FOOTED ALBATROSS (Dlomedca ni.-ripes)
LAY3AN ALBATROSS (Blone.-;ea iieaat abilis )

At-Sea Distribution and Abundance

OCTOBER

□ 1-15 November

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LAYS AN ALBATROSS (Di omecea lramutabilie )

At-Sea Distribution and Abundance

^OaCBGQQGGKX November

□ 1-15 December

O = 16-31 December

QjsmsmsuL

BLACK-FOOTED ALBATROSS ( Piosedea rrl^rlpes )
LAYSAH ALBATROSS (Diomede, a jga auitahll igj

At-Sea Distribution and Abundance

DECEMBER

3LACK**FOOTED ALBATROSS ( Dioiaedea nigripes ).
LAYS AN ALBATROSS (Piomec-ea. inmutabilis)

At-Sea Distribution and Abundance

Hie following maps represent all At~Sea observations made by
personnel of the Pacific Ocean Biological Survey Program from February.,
1963, through August, 1965 .

Each square represents one days observation from the first through
the fifteenth of the month, while each circle represents one days
observation from the sixteenth through the thirty-first of each month.

Humbers refer to the actual number of birds observed during the
day. ^

Bed indicates the distribution of Laysan Albatross. Green (1-9 birds)
and Blue (10-4- birds) represent the Black-footed Albatross.

□ 1-15 September

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LAYSM ALBATROSS ( Diomedea immutabilis )

At-Sea Distribution and Abundance

SEPTEMBER

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LAYSAN ALBATROSS ( Diortiedea iimnutaM lis)

At-Sea Distribution and Abundance

OCTOBER

□ 1-15 November

O = 16-31 November

BLACK-FOOTED ALBATROSS (Diomedea nigripen)

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At-Sea Distribution and Abundance

NOVEMBER

□ 1-15 December

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BLACK-FOOTED ALBATROSS (D iomedea ril ari pes)
LAYSAK ALBATROSS (Di omedea imatabilis )

At-Sea Distribution and Abundance

DECEMBER

□ = 1-15 January

q * 16-31 January

^ Q- a_Q blrda-

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BLACK-FOOTED ALBATROSS ( Diomedea nigripes)
LAYSAN ALBATROSS ( Diomedea immutabilis )

At-Sea Distribution and Abundance

JANUARY

SI-!fJ<-38 (Rev. 9-65)

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LAYSAN ALBATROSS ( Diomedea immutabilis )

At-Sea Distribution and Abundance

FEBRUARY

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LAYSAN ALBATROSS ( Diomedea inaautabilis

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BLACK-FOOTED ALBATROSS (Diomedea nlgrlpes )
LAYSAN ALBATROSS (Diomedea jaciutablHs

At-Sea Distribution and Abundance

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BLACK-FOOTED ALBATROSS ( Pion e e r?, nlgrio as)
LAYSAll ALBATROSS (Moracdea iagsiutftbllia )

At-Sea Distribution and Abuadaaee

JUNE

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BLACK-FOOTED ALBATROSS (Diomedea . nigri pes)
LA,YSAI\i' ALBATROSS ( l)ion;cdee. ii mutabll is)

At-Sea Distribution and Abundance

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JULY

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BLACK-FOOTED ALBATROSS ( Diomedea nigripes )
LAYSAN ALBATROSS (Diomedea iirmutabilis)

At-Sea Distribution and Abundance