BirdAnalyst
BBS Route · Washington · BCR 9

E. Mt. Adams Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 68 species recorded across 30 survey years, still active.

68Species 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 →
30Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1995–2025Span
2Observers

Bird Species Found on Washington E. Mt. Adams

Top 40 of 68 species by most recent count. Each links to its species trend.

Species recorded on the E. Mt. Adams 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
Western TanagerCardinalidae522025+72%1997
Hermit ThrushTurdidae372025-5%1997
MacGillivray's WarblerParulidae352025+367%1997
Townsend's WarblerParulidae322025+233%1998
Dusky FlycatcherTyrannidae312025+650%1998
Red-breasted NuthatchSittidae292025+36%1997
Warbling VireoVireonidae282025+117%1997
Hermit WarblerParulidae282025+456%1998
Chestnut-backed ChickadeeParidae272025+282%1997
Pine SiskinFringillidae272025+254%1998
Chipping SparrowPasserellidae252025+127%1997
Nashville WarblerParulidae172025-61%1997
Western Wood-PeweeTyrannidae172025+950%2000
Hammond's FlycatcherTyrannidae142025+148%1997
Evening GrosbeakFringillidae122025-87%1997
Black-headed GrosbeakCardinalidae122025-30%1997
Common RavenCorvidae112025-58%1997
Brown-headed CowbirdIcteridae102025+17%1997
Golden-crowned KingletRegulidae102025+15%1997
Cassin's VireoVireonidae82025+300%1997
Northern House WrenTroglodytidae72025+525%1997
Olive-sided FlycatcherTyrannidae62025+100%2001
Brown CreeperCerthiidae62025+19%1998
Lazuli BuntingCardinalidae62025+100%1999
Cassin's FinchFringillidae52023+167%2002
Red CrossbillFringillidae52025-54%1999
Fox SparrowPasserellidae42025+0%2002
White-crowned SparrowPasserellidae42025+300%1999
Rufous HummingbirdTrochilidae42024+0%2000
Black-backed WoodpeckerPicidae42018+100%2003
Canada JayCorvidae32025-33%1997
Mountain ChickadeeParidae32025+0%1999
Swainson's ThrushTurdidae32025-22%1998
Williamson's SapsuckerPicidae32025+100%2002
Vaux's SwiftApodidae32025+50%2008
Pacific WrenTroglodytidae32025+33%1999
Clark's NutcrackerCorvidae32006n/an/a
Townsend's SolitaireTurdidae32023+200%2016
American Three-toed WoodpeckerPicidae21996+0%1995
Steller's JayCorvidae22025-69%1997

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