BirdAnalyst
BBS Route · Washington · BCR 9

Wilbur Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 128 species recorded across 35 survey years, still active.

128Species 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 →
35Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1983–2025Span
6Observers

Bird Species Found on Washington Wilbur

Top 40 of 128 species by most recent count. Each links to its species trend.

Species recorded on the Wilbur 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
Horned LarkAlaudidae832025+124%1985
Red-winged BlackbirdIcteridae482025+308%1985
Western MeadowlarkIcteridae472025-15%1985
European StarlingSturnidae422025+107%1985
Northern ShovelerAnatidae302004+650%1984
Ring-necked PheasantPhasianidae232025-20%1985
Red CrossbillFringillidae232022+44%1989
Yellow-headed BlackbirdIcteridae162025-31%1985
Vesper SparrowPasserellidae162025+80%1987
American RobinTurdidae152025+75%1985
American GoldfinchFringillidae152024+133%1989
Cliff SwallowHirundinidae142025-44%1987
Savannah SparrowPasserellidae122025+125%1986
Bank SwallowHirundinidae122025+13%1987
Rock PigeonColumbidae112024+400%1986
RedheadAnatidae102005+400%1984
Ruddy DuckAnatidae102005+58%1985
Song SparrowPasserellidae92025+400%1985
California QuailOdontophoridae92025+567%1989
Black-billed MagpieCorvidae82025-67%1985
Spotted TowheePasserellidae82025+21%1988
Barn SwallowHirundinidae72025-74%1985
House SparrowPasseridae72025-66%1985
Northern Rough-winged SwallowHirundinidae62017+120%1993
VeeryTurdidae62025+333%2004
Short-eared OwlStrigidae52023+38%1985
Common RavenCorvidae52025+117%1985
Grasshopper SparrowPasserellidae52019+14%1987
GadwallAnatidae52022-61%2005
Brown-headed CowbirdIcteridae52025-36%1986
Northern HarrierAccipitridae52021-20%1990
Eurasian Collared-DoveColumbidae52025+63%2019
Eastern KingbirdTyrannidae42025+80%1985
Western Wood-PeweeTyrannidae42025-37%1985
Yellow WarblerParulidae42025+100%1986
Lazuli BuntingCardinalidae42025+400%2005
KilldeerCharadriidae32023-21%1985
American KestrelFalconidae32025-53%1985
Western KingbirdTyrannidae32025+43%1985
MacGillivray's WarblerParulidae32013+200%1983

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