BirdAnalyst
BBS Route · Washington · BCR 5

Mt. Adams Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 66 species recorded across 27 survey years, still active.

66Species 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 →
27Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1993–2025Span
3Observers

Bird Species Found on Washington Mt. Adams

Top 40 of 66 species by most recent count. Each links to its species trend.

Species recorded on the 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
Chestnut-backed ChickadeeParidae342025+33%1996
Hermit WarblerParulidae312025-3%1995
Hermit ThrushTurdidae272025-31%1995
Townsend's WarblerParulidae252025+357%1998
Varied ThrushTurdidae172025-52%1995
Golden-crowned KingletRegulidae162025+4%1995
MacGillivray's WarblerParulidae162025+56%1996
Western TanagerCardinalidae152025+250%1995
Swainson's ThrushTurdidae142025+100%1995
Pacific WrenTroglodytidae122025+33%1995
Red-breasted NuthatchSittidae122025-43%1995
Spotted TowheePasserellidae112025+180%1995
Black-throated Gray WarblerParulidae11202411×2013
Hammond's FlycatcherTyrannidae82025+50%1995
Pygmy NuthatchSittidae71993n/an/a
Nashville WarblerParulidae72025+318%1998
Dusky FlycatcherTyrannidae72025+14%2021
Pine SiskinFringillidae62025+18%1995
Warbling VireoVireonidae62025+118%1995
Steller's JayCorvidae52025+20%1995
Evening GrosbeakFringillidae52025-77%1995
Canada JayCorvidae42025-20%1995
Sooty GrousePhasianidae32025+167%1996
Mountain ChickadeeParidae32025-29%1995
Rufous HummingbirdTrochilidae32019+33%1996
Townsend's SolitaireTurdidae32025+100%1996
Pileated WoodpeckerPicidae22025+125%1996
Common NighthawkCaprimulgidae22025-50%1995
Black-headed GrosbeakCardinalidae22024-33%2001
Brown CreeperCerthiidae22025+33%1996
American RobinTurdidae22025-65%1995
Chipping SparrowPasserellidae22025+80%2001
Tree SwallowHirundinidae22022+100%2001
Lincoln's SparrowPasserellidae22016n/an/a
Orange-crowned WarblerParulidae22023n/an/a
Red-breasted SapsuckerPicidae12021-33%1995
Olive-sided FlycatcherTyrannidae12023-54%1995
Common RavenCorvidae12025+43%1996
American CrowCorvidae11993n/an/a
White-crowned SparrowPasserellidae12022-25%1995

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