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BBS Route · Alaska · BCR 2

Cold Bay (Short) Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 44 species recorded across 8 survey years, no longer active.

44Species RecordedSpecies recordedDistinct species detected on standard-protocol BBS runs here across all years on record — a measure of survey breadth, not a complete checklist.Full methodology →
8Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1984–1992Span
2Observers

Bird Species Found on Alaska Cold Bay (Short)

Top 40 of 44 species by most recent count. Each links to its species trend.

Species recorded on the Cold Bay (Short) route.
Recent countThe raw number of individuals recorded on this route in its most recent survey year. A single-route tally, not a trend.Full methodology →TrendPercent change in the route-weighted abundance index between a smoothed baseline window and the most recent one. It tracks direction, not absolute population.Full methodology →Baseline yearThe first year of the smoothed window the trend is measured from. An earlier baseline means a longer record stands behind the number.Full methodology →History
Rock SandpiperScolopacidae781992+34%1988
Willow PtarmiganPhasianidae451992-14%1987
Savannah SparrowPasserellidae381992+24%1987
Lapland LongspurCalcariidae361992+31%1987
Glaucous-winged GullLaridae281992+87%1987
American PipitMotacillidae251992+64%1987
Common MerganserAnatidae181984n/an/a
Greater ScaupAnatidae111992+76%1987
Short-billed GullLaridae91992+7%1987
Tundra SwanAnatidae91992+121%1987
Golden-crowned SparrowPasserellidae91992+50%1987
Semipalmated PloverCharadriidae61992+88%1987
Arctic TernLaridae51991+150%1984
Black ScoterAnatidae41992+6%1987
Common LoonGaviidae41992+100%1988
GadwallAnatidae41992+33%1989
Northern PintailAnatidae31991+67%1987
Wilson's SnipeScolopacidae31992-22%1987
Green-winged TealAnatidae31992-14%1990
Bank SwallowHirundinidae31992-40%1990
Pigeon GuillemotAlcidae31991n/an/a
Sandhill CraneGruidae21991+0%1988
Trumpeter SwanAnatidae21989n/an/a
Red-necked PhalaropeScolopacidae21991+0%1989
Black-billed MagpieCorvidae21992+33%1990
Tree SwallowHirundinidae21991+0%1989
Red-throated LoonGaviidae11992+0%1984
MallardAnatidae11992-39%1988
Least SandpiperScolopacidae11992+88%1988
Bald EagleAccipitridae11992-25%1989
Gray-crowned Rosy-FinchFringillidae11984n/an/a
Song SparrowPasserellidae11991+0%1984
DunlinScolopacidae11992+125%1989
Common RavenCorvidae11992+100%1989
Lesser YellowlegsScolopacidae11987n/an/a
Long-tailed JaegerStercorariidae11989n/an/a
Northern ShovelerAnatidae11989n/an/a
Aleutian TernLaridae11990n/an/a
American WigeonAnatidae11991-50%1990
Northern HarrierAccipitridae11990n/an/a

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.