Cold Bay (1970)
Basic information
Sample name: Cold Bay (1970)

Reference: E. P. Bailey. 1974. Passerine diversity, relative abundance, and migration at Cold Bay, Alaska. Bird-Banding 45(2):145-151 [ER 714]
Geography
Country: United States

State: Alaska


Coordinate: 55° 12' N, 162° 43' W
Coordinate basis: stated in text

Geography comments: "near the mouth of Russel Creek, 3 miles from Range headquarters at Cold Bay"

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Environment
Habitat: tundra

Substrate: ground surface

WMT: 11.0

CMT: -1.8

MAP: 1006.0

Habitat comments: "tundra, composed mainly of heath (Empetrumnigrum) and various grasses and sedges"
climate data based on station 70316 (Cold Bay airport)

Methods
Life forms: birds

Sampling methods: mist nets

Sample size: 486 individuals

Years: 1970

Days: 163

Nets or traps: 4

Net or trap nights: 652

Sampling comments: "Four mist nets were usually used but for short periods up to six were maintained" (four is assumed as a best guess); netting was between 28 May and 6 November and was assumed to be carried out every day

Metadata
Sample number: 1034

Contributor: John Alroy

Enterer: John Alroy

Created: 2014-08-16 20:28:44

Modified: 2014-08-16 10:28:44

Abundance distribution
14 species
2 singletons
total count 486
extrapolated richness: 20.3
Fisher's α: 2.691
geometric series k: 0.6716
Hurlbert's PIE: 0.7876
Shannon's H: 1.8326
Good's u: 0.9959
Each square represents a species. Square sizes are proportional to counts.
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Register
Passerculus sandwichensis1771.7 g insectivore
Setophaga petechia102
Carduelis flammea5313.0 g
Riparia riparia513.4 g insectivore
Cardellina pusilla37 insectivore
Zonotrichia atricapilla3531.7 g granivore
Passerella iliaca172.0 g insectivore-granivore
Anthus spinoletta323.9 g
Carduelis hornemanni34.3 g
Calcarius lapponicus227.4 g
Catharus guttatus230.1 g insectivore-frugivore
Lanius excubitor2
Calidris ptilocnemis14.1 g
Tachycineta 'bicolor'1