BirdAnalyst
BBS Route · Washington · BCR 5

Bunker Hill Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 108 species recorded across 52 survey years, still active.

108Species 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 →
52Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1968–2025Span
4Observers

Bird Species Found on Washington Bunker Hill

Top 40 of 108 species by most recent count. Each links to its species trend.

Species recorded on the Bunker Hill 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
American RobinTurdidae392025-60%1970
Swainson's ThrushTurdidae342025-72%1970
Song SparrowPasserellidae292025-50%1970
Cedar WaxwingBombycillidae262025-71%1970
Pacific WrenTroglodytidae262025+88%1970
Violet-green SwallowHirundinidae222025-57%1970
Purple MartinHirundinidae212025+717%2015
Common YellowthroatParulidae192025+53%1970
European StarlingSturnidae162025+11%1970
Wilson's WarblerParulidae142025-61%1970
Barn SwallowHirundinidae132025-80%1970
Common RavenCorvidae112025+211%1975
American CrowCorvidae102025-63%1970
Band-tailed PigeonColumbidae82025-57%1970
Steller's JayCorvidae82025+25%1970
American GoldfinchFringillidae82025-75%1970
Varied ThrushTurdidae82024-13%1971
Marsh WrenTroglodytidae82025+220%1997
American White PelicanPelecanidae82021+14%2018
Mourning DoveColumbidae72025+83%1977
Eurasian Collared-DoveColumbidae72025+467%2014
Belted KingfisherAlcedinidae62025+220%1971
Red-winged BlackbirdIcteridae62025+21%1970
Purple FinchFringillidae62024-31%1970
Black-headed GrosbeakCardinalidae62025-35%1970
Brown-headed CowbirdIcteridae52025-85%1970
Brown CreeperCerthiidae52025+150%1974
BushtitAegithalidae52010-29%1974
Brewer's BlackbirdIcteridae42022-73%1970
White-crowned SparrowPasserellidae42025-67%1970
Western TanagerCardinalidae42025-13%1970
Warbling VireoVireonidae42025-7%1970
Pine SiskinFringillidae32003-53%1970
Black-throated Gray WarblerParulidae32025-7%1970
Chestnut-backed ChickadeeParidae32025-71%1970
MacGillivray's WarblerParulidae32025+0%1971
Northern House WrenTroglodytidae31970+200%1969
Cassin's VireoVireonidae32007+0%1987
Caspian TernLaridae32000+200%1997
Hermit WarblerParulidae32025+50%2018

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