BirdAnalyst
BBS Route · Washington · BCR 9

Ewan Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 106 species recorded across 22 survey years, no longer active.

106Species 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 →
22Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1983–2019Span
6Observers

Bird Species Found on Washington Ewan

Top 40 of 106 species by most recent count. Each links to its species trend.

Species recorded on the Ewan 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
European StarlingSturnidae1512019+24%1986
Western MeadowlarkIcteridae902019+2%1986
Red-winged BlackbirdIcteridae892019-18%1986
Cliff SwallowHirundinidae592019-30%1986
Ring-necked PheasantPhasianidae512019+273%1986
Savannah SparrowPasserellidae502019+755%1987
Western Wood-PeweeTyrannidae372019+929%1986
Northern House WrenTroglodytidae342019+283%1986
Yellow-headed BlackbirdIcteridae332019-60%1986
Brewer's BlackbirdIcteridae332019+45%1986
Eurasian Collared-DoveColumbidae332019+560%2011
Cassin's VireoVireonidae321995n/an/a
Horned LarkAlaudidae282019+117%1986
American RobinTurdidae262019-1%1986
Vesper SparrowPasserellidae212019+86%1987
Northern PintailAnatidae201995n/an/a
Mourning DoveColumbidae182019+57%1986
Barn SwallowHirundinidae172019-51%1986
Grasshopper SparrowPasserellidae162019+113%1986
Wilson's SnipeScolopacidae152019+367%1986
Bank SwallowHirundinidae152019+133%2009
Black-billed MagpieCorvidae142019-6%1986
Song SparrowPasserellidae142019+227%1988
Common RavenCorvidae122019+183%1995
Eastern KingbirdTyrannidae112019-61%1986
Western KingbirdTyrannidae112019+24%1986
Northern Rough-winged SwallowHirundinidae112019+200%1987
Brown-headed CowbirdIcteridae82019-74%1986
Black-headed GrosbeakCardinalidae82019+433%1989
Violet-green SwallowHirundinidae72019-39%1986
Great Horned OwlStrigidae72012+175%1991
Ring-billed GullLaridae62012-81%1986
Bullock's OrioleIcteridae62019+62%1986
House SparrowPasseridae62019-76%1986
Lazuli BuntingCardinalidae62019+140%1987
California QuailOdontophoridae52019+69%1986
Red-tailed HawkAccipitridae52019+173%1986
Say's PhoebeTyrannidae52019-14%1987
American GoldfinchFringillidae52019+17%1987
House FinchFringillidae52019+17%1988

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.