BBS Route · Washington · BCR 9

Hanford Site Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 65 species recorded across 7 survey years, no longer active.

Bird Species Found on Washington Hanford Site

Top 40 of 65 species by most recent count. Each links to its species trend.

Species recorded on the Hanford Site 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
Western MeadowlarkIcteridae2321996-43%1991
Ring-billed GullLaridae2111996+407%1991
Horned LarkAlaudidae1391996+23%1991
European StarlingSturnidae861996-61%1991
Bank SwallowHirundinidae741996-50%1991
Common NighthawkCaprimulgidae511996-31%1991
American White PelicanPelecanidae471996+114%1991
Double-crested CormorantPhalacrocoracidae391996+438%1992
Cliff SwallowHirundinidae371996-70%1991
Common RavenCorvidae311996+14%1991
Northern Rough-winged SwallowHirundinidae201996+30%1992
Rock PigeonColumbidae161993+7%1988
Red-winged BlackbirdIcteridae121996-8%1991
Canada GooseAnatidae121996+5%1992
Brown-headed CowbirdIcteridae121996+86%1992
Black-billed MagpieCorvidae111996-42%1991
Sagebrush SparrowPasserellidae101991-44%1988
Long-billed CurlewScolopacidae81994-19%1991
Red-tailed HawkAccipitridae61996+50%1989
Grasshopper SparrowPasserellidae61996+167%1991
California QuailOdontophoridae61996-43%1991
Cinnamon TealAnatidae61993n/an/a
MallardAnatidae51996+11%1989
Ring-necked PheasantPhasianidae51996+15%1991
Western GrebePodicipedidae51996n/an/a
Western KingbirdTyrannidae41996-33%1991
Violet-green SwallowHirundinidae41993n/an/a
Great Blue HeronArdeidae31996-79%1989
Mourning DoveColumbidae31996-68%1991
Eastern KingbirdTyrannidae31996-30%1989
Bullock's OrioleIcteridae31996-67%1991
Brewer's BlackbirdIcteridae31996+171%1991
Savannah SparrowPasserellidae31996+0%1989
Lark SparrowPasserellidae31996-77%1989
Forster's TernLaridae31996-77%1992
Ferruginous HawkAccipitridae21996-14%1992
American KestrelFalconidae21992+33%1989
Burrowing OwlStrigidae21989-33%1988
Yellow-headed BlackbirdIcteridae21992-33%1988
Sage ThrasherMimidae21989-71%1988

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