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(2006) Survey: RV Thomas G. Thompson. Dates: April 15 – May 9 Effort: 810 km 2 (2700 km). (1976 – 81) Surveys. Dates: April 15 – May 9 Effort: 1404 km 2. At-sea Community Composition (%). Breeding Populations. Piscivorous birds: 7.12 Million

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(2006) Survey: RV Thomas G. Thompson

Dates: April 15 – May 9 Effort: 810 km 2(2700 km)


(1976 – 81) Surveys

Dates: April 15 – May 9 Effort: 1404 km 2



Breeding populations
Breeding Populations

Piscivorous birds: 7.12 Million

Thick-billed Murre (2.07 M) Common Murre (1.50 M)

Planktivorous birds: 13.75 Million

Least Auklet (5.53 M) Crested Auklet: (2.85 M)

alaska.fws.gov/mbsp/mbm/northpacificseabirds/colonies


2006 Least Auklet Density (# / km 2)

0 (0.1 – 10) (10.1 – 100) (100.1 – 1000)


1976 - 81 Least Auklet Density (# / km 2)

0 (0.1 – 10) (10.1 – 100) (100.1 – 1000)



1976 - 81 Crested Auklet Density (# / km 2)

0 (0.1 – 10) (10.1 – 100) (100.1 – 1000)


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