BirdAnalyst
BBS Route · Washington · BCR 9

Columbia Nwr Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 95 species recorded across 27 survey years, still active.

95Species 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 →
27Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1992–2022Span
5Observers

Bird Species Found on Washington Columbia Nwr

Top 40 of 95 species by most recent count. Each links to its species trend.

Species recorded on the Columbia Nwr 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
Cliff SwallowHirundinidae1982022+33%1994
European StarlingSturnidae1532022+122%1994
House SparrowPasseridae1302022-69%1994
Brewer's BlackbirdIcteridae1282022+82%1994
Rock PigeonColumbidae952022+39%1994
Eurasian Collared-DoveColumbidae622022+249%2010
Red-winged BlackbirdIcteridae502022-72%1994
Western MeadowlarkIcteridae412022-81%1994
Black-necked StiltRecurvirostridae402021+336%1998
Mourning DoveColumbidae392022-60%1994
GadwallAnatidae342021+223%1995
Barn SwallowHirundinidae332022-67%1994
American RobinTurdidae312022-53%1994
Brown-headed CowbirdIcteridae292022-27%1994
Western KingbirdTyrannidae272022-34%1994
Common NighthawkCaprimulgidae232022+106%1995
Wilson's PhalaropeScolopacidae222004+340%1992
Canada GooseAnatidae222022+54%2007
RedheadAnatidae202021+53%1994
California QuailOdontophoridae192022+88%1994
House FinchFringillidae192022+83%1994
Black-billed MagpieCorvidae152022-66%1994
KilldeerCharadriidae142022+4%1994
Common RavenCorvidae122022+177%1994
Violet-green SwallowHirundinidae102022+850%1997
Northern ShovelerAnatidae82021+67%1997
American White PelicanPelecanidae82022-50%2009
California GullLaridae72022+586%1994
Red-tailed HawkAccipitridae72022-27%1994
Horned LarkAlaudidae72022+333%1996
MallardAnatidae62021-61%1994
Cinnamon TealAnatidae62021-29%1997
Wood DuckAnatidae62015+80%1997
Lesser ScaupAnatidae62003+150%1997
Swainson's HawkAccipitridae62022+167%2003
Forster's TernLaridae62021+150%2001
Eastern KingbirdTyrannidae52022+367%1995
Song SparrowPasserellidae52022+367%1995
American CrowCorvidae52022+38%1999
Wilson's SnipeScolopacidae42022+0%1994

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