BirdAnalyst
BBS Route · Oregon · BCR 5

Prospect Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 111 species recorded across 31 survey years, still active.

111Species 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 →
31Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1993–2024Span
1Observers

Bird Species Found on Oregon Prospect

Top 40 of 111 species by most recent count. Each links to its species trend.

Species recorded on the Prospect 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
Black-headed GrosbeakCardinalidae272024+181%1995
American RobinTurdidae212024-17%1995
Western TanagerCardinalidae202024-5%1995
Nashville WarblerParulidae192024-5%1995
Steller's JayCorvidae142024-12%1995
Canada GooseAnatidae122023+88%1997
American CrowCorvidae112024-42%1995
Cassin's VireoVireonidae112024-52%1995
Mountain QuailOdontophoridae102024+200%1996
Spotted TowheePasserellidae82024-37%1995
Warbling VireoVireonidae82024+214%1995
Olive-sided FlycatcherTyrannidae72024+200%1996
Hermit WarblerParulidae72024-72%1995
Red-breasted NuthatchSittidae72024-34%1995
Common RavenCorvidae62024+59%1995
Brewer's BlackbirdIcteridae62024+213%1995
Cedar WaxwingBombycillidae62019+0%1996
Red CrossbillFringillidae62014+80%1999
Hammond's FlycatcherTyrannidae52024+0%1995
Red-winged BlackbirdIcteridae52024+62%1995
MacGillivray's WarblerParulidae52024-21%1995
Barn SwallowHirundinidae52023+57%2002
Western MeadowlarkIcteridae42024-58%1995
Evening GrosbeakFringillidae41993n/an/a
Purple FinchFringillidae42024+140%1995
Song SparrowPasserellidae42024-29%1995
Tree SwallowHirundinidae42024+29%1995
Violet-green SwallowHirundinidae42022+17%1996
BushtitAegithalidae42007-55%1996
Swainson's ThrushTurdidae42024-38%1995
Mourning DoveColumbidae42024+225%1998
Lazuli BuntingCardinalidae42024-25%1996
Wilson's SnipeScolopacidae42024+150%2002
Northern ShovelerAnatidae41998n/an/a
Common MerganserAnatidae42009+0%1999
Brown-headed CowbirdIcteridae32023-38%1995
Bullock's OrioleIcteridae32024+100%1996
Chipping SparrowPasserellidae32024-79%1995
Northern Rough-winged SwallowHirundinidae32016-38%1995
Northern House WrenTroglodytidae32024-46%1995

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