dates: april 15 – may 9 effort: 810 km 2 (2700 km) (2006) survey: rv thomas g. thompson

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Dates: April 15 – May 9 Effort: 810 km 2 (2700 km) (2006) Survey: RV Thomas G. Thompson

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Page 1: Dates: April 15 – May 9 Effort: 810 km 2 (2700 km) (2006) Survey: RV Thomas G. Thompson

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

(2006) Survey: RV Thomas G. Thompson

Page 2: Dates: April 15 – May 9 Effort: 810 km 2 (2700 km) (2006) Survey: RV Thomas G. Thompson

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

(1976 – 81) Surveys

Page 3: Dates: April 15 – May 9 Effort: 810 km 2 (2700 km) (2006) Survey: RV Thomas G. Thompson

At-sea Community Composition (%)

Species Group 1976 - 81 2006

Large Gulls 21.53 33.93

Murres 37.89 25.47

Kittiwakes 8.89 22.04

Fulmars 15.44 14.88

Least Auklet 6.54 0.08

Crested Auklet 0.16 0.00

Page 4: Dates: April 15 – May 9 Effort: 810 km 2 (2700 km) (2006) Survey: RV Thomas G. Thompson

Piscivorous birds: 7.12 Million

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

Planktivorous birds: 13.75 MillionLeast Auklet (5.53 M) Crested Auklet: (2.85 M)

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

Breeding Populations

Page 5: Dates: April 15 – May 9 Effort: 810 km 2 (2700 km) (2006) Survey: RV Thomas G. Thompson

2006 Least Auklet Density (# / km 2)

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

Page 6: Dates: April 15 – May 9 Effort: 810 km 2 (2700 km) (2006) Survey: RV Thomas G. Thompson

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

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

Page 7: Dates: April 15 – May 9 Effort: 810 km 2 (2700 km) (2006) Survey: RV Thomas G. Thompson

No Crested Auklets sighted during the 2006 cruise

Page 8: Dates: April 15 – May 9 Effort: 810 km 2 (2700 km) (2006) Survey: RV Thomas G. Thompson

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

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