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BBS Route · Alaska · BCR 4

Northway Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 76 species recorded across 34 survey years, still active.

76Species 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 →
34Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1989–2025Span
6Observers

Bird Species Found on Alaska Northway

Top 40 of 76 species by most recent count. Each links to its species trend.

Species recorded on the Northway 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
Swainson's ThrushTurdidae782025-23%1991
American RobinTurdidae432025-52%1991
Alder FlycatcherTyrannidae262025+54%1991
Canada JayCorvidae142025-52%1991
White-crowned SparrowPasserellidae142025-48%1991
Bohemian WaxwingBombycillidae122025+39%1992
Common RavenCorvidae122025+400%1994
Ruby-crowned KingletRegulidae102025-27%1991
Trumpeter SwanAnatidae72023+633%1999
Sandhill CraneGruidae62023+275%1993
Wilson's SnipeScolopacidae62023-50%1991
Olive-sided FlycatcherTyrannidae62023+146%1991
Lincoln's SparrowPasserellidae52025-83%1991
Orange-crowned WarblerParulidae52025+6%1991
Tree SwallowHirundinidae52025+400%1997
Canada GooseAnatidae52019+400%2013
Short-billed GullLaridae42025-14%1991
Pine GrosbeakFringillidae42016+50%1992
White-winged CrossbillFringillidae42025-36%1992
Fox SparrowPasserellidae32022+0%2014
Herring GullLaridae32022n/an/a
Red-necked GrebePodicipedidae22024+0%1992
Horned GrebePodicipedidae22013+50%1992
Arctic TernLaridae22008-33%1994
Solitary SandpiperScolopacidae22002-43%1991
Rusty BlackbirdIcteridae22025-47%1991
Chipping SparrowPasserellidae22025-71%1991
Violet-green SwallowHirundinidae22023+200%1992
Bank SwallowHirundinidae22019-52%1991
Gray-cheeked ThrushTurdidae22023-13%1991
Hermit ThrushTurdidae22025-59%1991
SoraRallidae21996+50%1992
Pine SiskinFringillidae21995+100%1992
Townsend's WarblerParulidae22023+25%2001
Ring-necked DuckAnatidae22002+200%1996
Red-tailed HawkAccipitridae22012+33%1996
Northern ShovelerAnatidae22007n/an/a
Black-backed WoodpeckerPicidae22022+100%2015
Peregrine FalconFalconidae22019+100%2016
Greater YellowlegsScolopacidae22018n/an/a

Source: USGS North American Breeding Bird Survey, retrieved 2026-08-14. A route is a sample, not a census.