BirdAnalyst
BBS Route · Washington · BCR 10

Curlew Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 125 species recorded across 17 survey years, still active.

125Species 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 →
17Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1992–2018Span
5Observers

Bird Species Found on Washington Curlew

Top 40 of 125 species by most recent count. Each links to its species trend.

Species recorded on the Curlew 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
Violet-green SwallowHirundinidae342013+8%1994
VeeryTurdidae232013+15%1998
Rock PigeonColumbidae202013+400%2002
Canada GooseAnatidae20201320×2002
Mountain ChickadeeParidae132013+36%1994
Brewer's BlackbirdIcteridae112018-66%1994
California QuailOdontophoridae72018+225%1998
Western Wood-PeweeTyrannidae72018-46%1998
House SparrowPasseridae72013n/an/a
Tree SwallowHirundinidae62018-21%1994
MacGillivray's WarblerParulidae62013-56%1998
American RobinTurdidae62018-62%1994
Nashville WarblerParulidae62013-9%1999
Red CrossbillFringillidae62017+43%2004
White-throated SwiftApodidae62013+500%2005
Brown-headed CowbirdIcteridae52018-47%1994
Pine SiskinFringillidae52017-41%1994
Song SparrowPasserellidae52018-69%1994
Yellow WarblerParulidae52018-37%1994
Northern House WrenTroglodytidae52018-33%1994
Mountain BluebirdTurdidae52013+0%1998
Blue-winged TealAnatidae51993n/an/a
Willow FlycatcherTyrannidae52018-67%1998
American CrowCorvidae52018-21%1998
Evening GrosbeakFringillidae52018-77%1998
Cassin's VireoVireonidae52013+100%1998
Ring-necked DuckAnatidae51994n/an/a
Lewis's WoodpeckerPicidae52013+80%2000
Wilson's SnipeScolopacidae42013+0%1998
American KestrelFalconidae42017+43%1994
European StarlingSturnidae42018-56%1994
Red-winged BlackbirdIcteridae42018-21%1994
Western MeadowlarkIcteridae42018-37%1994
Cassin's FinchFringillidae42013-67%1994
Chipping SparrowPasserellidae42018-48%1994
Swainson's ThrushTurdidae42018+13%1994
American CootRallidae31994+50%1992
Black SwiftApodidae31992n/an/a
Calliope HummingbirdTrochilidae32013-20%1994
Spotted TowheePasserellidae32018-11%1994

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