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BBS Route · Alaska · BCR 4

L Salcha Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 59 species recorded across 42 survey years, still active.

59Species 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 →
42Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1982–2025Span
7Observers

Bird Species Found on Alaska L Salcha

Top 40 of 59 species by most recent count. Each links to its species trend.

Species recorded on the L Salcha 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 ThrushTurdidae582025+247%1984
Ruby-crowned KingletRegulidae162025+206%1996
Varied ThrushTurdidae112025+21%1984
Olive-sided FlycatcherTyrannidae82023+150%1993
Alder FlycatcherTyrannidae72025-58%1984
American RobinTurdidae72025-56%1984
Sandhill CraneGruidae72015-35%1991
Yellow WarblerParulidae62025+31%1986
Tree SwallowHirundinidae52008+17%1986
Pine SiskinFringillidae52003+25%2001
Lincoln's SparrowPasserellidae42025+229%1987
Orange-crowned WarblerParulidae42025-36%1984
MallardAnatidae42015+150%1986
Blackpoll WarblerParulidae32013+33%1997
Townsend's WarblerParulidae32025-20%2001
Greater White-fronted GooseAnatidae32000n/an/a
White-crowned SparrowPasserellidae22025-58%1985
Violet-green SwallowHirundinidae22017+236%1994
Great Horned OwlStrigidae22019+125%1988
Wilson's SnipeScolopacidae22021+80%1987
Greater YellowlegsScolopacidae21989-67%1984
American WigeonAnatidae21999+100%1986
Green-winged TealAnatidae22002-40%1988
Canada GooseAnatidae22008-79%1988
Cliff SwallowHirundinidae21989-86%1986
Black-capped ChickadeeParidae22023+0%1988
Short-billed GullLaridae22005+0%1987
Horned GrebePodicipedidae21988n/an/a
Rock PigeonColumbidae21991n/an/a
Solitary SandpiperScolopacidae22012+25%2002
Boreal ChickadeeParidae22012+100%2001
White-winged CrossbillFringillidae22023-82%2001
Bohemian WaxwingBombycillidae22007n/an/a
Lesser YellowlegsScolopacidae12022-70%1986
Northern Hawk OwlStrigidae11982n/an/a
Canada JayCorvidae12023+150%1986
Common RavenCorvidae12025-89%1984
Fox SparrowPasserellidae12021-81%1986
Hermit ThrushTurdidae12025-72%1984
Savannah SparrowPasserellidae12009-20%1994

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