BirdAnalyst
BBS Route · Washington · BCR 5

Greenwater Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 67 species recorded across 10 survey years, still active.

67Species 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 →
10Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
2015–2025Span
1Observers

Bird Species Found on Washington Greenwater

Top 40 of 67 species by most recent count. Each links to its species trend.

Species recorded on the Greenwater 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 RobinTurdidae282025+26%2017
Band-tailed PigeonColumbidae252025+144%2018
Violet-green SwallowHirundinidae232025+340%2017
Varied ThrushTurdidae202025-45%2017
Western TanagerCardinalidae182025+45%2017
Swainson's ThrushTurdidae142025-20%2017
Hammond's FlycatcherTyrannidae132025+124%2017
Townsend's WarblerParulidae112025-44%2017
Pacific WrenTroglodytidae112025-49%2017
Chestnut-backed ChickadeeParidae112025-54%2017
Steller's JayCorvidae102025+41%2017
Warbling VireoVireonidae82025-25%2017
Red CrossbillFringillidae72025-20%2017
Barn SwallowHirundinidae72025+150%2017
Golden-crowned KingletRegulidae72025-19%2017
Evening GrosbeakFringillidae62025-69%2017
Hermit ThrushTurdidae62025-33%2017
Common RavenCorvidae52025-44%2017
Pine SiskinFringillidae52025-5%2017
Spotted SandpiperScolopacidae52025+167%2019
Tree SwallowHirundinidae52024+150%2022
White-crowned SparrowPasserellidae42025-14%2017
Chipping SparrowPasserellidae42024+100%2019
Cedar WaxwingBombycillidae42024+0%2018
Rufous HummingbirdTrochilidae32025+0%2017
Western Wood-PeweeTyrannidae32024+20%2017
MacGillivray's WarblerParulidae32025+0%2017
Red-breasted NuthatchSittidae32025+170%2017
European StarlingSturnidae32025+33%2017
Black-headed GrosbeakCardinalidae32025-7%2018
Purple FinchFringillidae32024+50%2021
Northern Rough-winged SwallowHirundinidae32025+20%2022
Olive-sided FlycatcherTyrannidae22023-33%2018
Canada JayCorvidae22025+20%2017
Song SparrowPasserellidae22023+20%2018
Fox SparrowPasserellidae22023+0%2017
Black-throated Gray WarblerParulidae22025-44%2017
American DipperCinclidae22025+20%2017
Red-tailed HawkAccipitridae22018+100%2016
Belted KingfisherAlcedinidae22016n/an/a

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