BirdAnalyst
BBS Route · Washington · BCR 5

Mt St Helens Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 72 species recorded across 24 survey years, still active.

72Species 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 →
24Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1992–2024Span
3Observers

Bird Species Found on Washington Mt St Helens

Top 40 of 72 species by most recent count. Each links to its species trend.

Species recorded on the Mt St Helens 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
Pacific WrenTroglodytidae512024+10%1995
Swainson's ThrushTurdidae332024+150%1995
American RobinTurdidae232024+39%1995
Western TanagerCardinalidae18202422×1995
Chestnut-backed ChickadeeParidae172024-64%1995
Varied ThrushTurdidae172024-11%1995
Golden-crowned KingletRegulidae112024-66%1995
Willow FlycatcherTyrannidae92024+280%1995
Steller's JayCorvidae82024+50%1995
Red CrossbillFringillidae82021-59%1998
Hermit ThrushTurdidae82024-30%1995
Hammond's FlycatcherTyrannidae72024-71%1995
White-crowned SparrowPasserellidae72024+220%1996
Red-breasted NuthatchSittidae72024+19%1995
Turkey VultureCathartidae62024+500%2014
Vaux's SwiftApodidae52024+67%2000
Warbling VireoVireonidae52024+380%1996
Townsend's WarblerParulidae52024-40%1995
MacGillivray's WarblerParulidae52024+140%1995
Spotted TowheePasserellidae52024+67%2002
Common RavenCorvidae42024-25%1995
Song SparrowPasserellidae42024+78%1997
Violet-green SwallowHirundinidae42024-33%1999
Evening GrosbeakFringillidae42024+350%2015
Hairy WoodpeckerPicidae32024+17%1996
Red-breasted SapsuckerPicidae32024+67%2004
Pine SiskinFringillidae32024-22%1995
Cassin's FinchFringillidae32018+100%2005
Brown CreeperCerthiidae32024+0%2014
Black-headed GrosbeakCardinalidae32024+225%2014
Wilson's WarblerParulidae22021-50%1995
Common MerganserAnatidae22002+100%1994
American GoldfinchFringillidae22021+0%1994
Common YellowthroatParulidae22024+17%1997
Black-throated Gray WarblerParulidae22021+0%1998
Barred OwlStrigidae22024+67%2002
Black-backed WoodpeckerPicidae21998n/an/a
Black-capped ChickadeeParidae22021+100%1998
Townsend's SolitaireTurdidae22008+100%2002
Hermit WarblerParulidae22024-20%2015

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