BirdAnalyst
BBS Route · Washington · BCR 9

Kendall Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 104 species recorded across 43 survey years, still active.

104Species 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 →
43Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1981–2025Span
5Observers

Bird Species Found on Washington Kendall

Top 40 of 104 species by most recent count. Each links to its species trend.

Species recorded on the Kendall 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 RobinTurdidae892025+6%1983
Swainson's ThrushTurdidae782025+4%1983
White-crowned SparrowPasserellidae512025+121%1983
Canada GooseAnatidae472025+750%2004
Spotted TowheePasserellidae382025+273%1983
Warbling VireoVireonidae362025+119%1983
Black-headed GrosbeakCardinalidae342025+754%1983
Cedar WaxwingBombycillidae342025+42%1983
Barn SwallowHirundinidae312025-17%1983
Song SparrowPasserellidae302025-16%1983
Western TanagerCardinalidae292025+450%1983
Willow FlycatcherTyrannidae282025-1%1983
European StarlingSturnidae232025-21%1983
Brown CreeperCerthiidae192025+850%1985
Wilson's WarblerParulidae182025+8%1983
Chestnut-backed ChickadeeParidae182025+35%1983
Brown-headed CowbirdIcteridae172025+41%1983
Mourning DoveColumbidae17202517×2005
American GoldfinchFringillidae162025+86%1983
Violet-green SwallowHirundinidae152025+64%1983
MallardAnatidae152025+200%2014
Western Wood-PeweeTyrannidae142025+483%1984
Black-throated Gray WarblerParulidae142025+157%1983
Common RavenCorvidae132025+422%1985
American CrowCorvidae132025-50%1983
Savannah SparrowPasserellidae132025+25%1983
Red-eyed VireoVireonidae132025-43%1983
Red-breasted SapsuckerPicidae122025+833%1983
Brewer's BlackbirdIcteridae102025-27%1983
Pacific WrenTroglodytidae102025+24%1983
Bohemian WaxwingBombycillidae101997n/an/a
Black-capped ChickadeeParidae82025-5%1983
Hammond's FlycatcherTyrannidae72025-67%1983
Red-winged BlackbirdIcteridae72025+82%1983
MacGillivray's WarblerParulidae72025-58%1983
Common YellowthroatParulidae72025+171%1984
Golden-crowned KingletRegulidae72025-51%1983
Steller's JayCorvidae62025+290%1983
Red-breasted NuthatchSittidae62025+400%1985
Common NighthawkCaprimulgidae62025+375%2009

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