BirdAnalyst
BBS Route · Oregon · BCR 5

Prospect Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 111 species recorded across 32 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 →
32Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1993–2025Span
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
Western TanagerCardinalidae342025+16%1995
Black-headed GrosbeakCardinalidae312025+207%1995
American RobinTurdidae222025-32%1995
American CrowCorvidae212025-22%1995
Steller's JayCorvidae182025-4%1995
Mountain QuailOdontophoridae142025+209%1996
Red-breasted NuthatchSittidae142025-29%1995
European StarlingSturnidae132025-76%1995
Nashville WarblerParulidae132025-20%1995
Canada GooseAnatidae122023+88%1997
Common RavenCorvidae112025+59%1995
Chipping SparrowPasserellidae102025-50%1995
Lazuli BuntingCardinalidae102025+33%1996
Red-winged BlackbirdIcteridae92025+57%1995
Spotted TowheePasserellidae82025-31%1995
Mourning DoveColumbidae82025+275%1998
Cassin's VireoVireonidae72025-60%1995
Hermit WarblerParulidae72025-76%1995
Brewer's BlackbirdIcteridae62025+240%1995
Cedar WaxwingBombycillidae62019+0%1996
Black-capped ChickadeeParidae62025-44%1996
Red CrossbillFringillidae62014+80%1999
Warbling VireoVireonidae52025+186%1995
MacGillivray's WarblerParulidae52025-28%1995
Barn SwallowHirundinidae52023+57%2002
Evening GrosbeakFringillidae41993n/an/a
Purple FinchFringillidae42024+140%1995
Song SparrowPasserellidae42025-47%1995
Tree SwallowHirundinidae42025+43%1995
Violet-green SwallowHirundinidae42022+17%1996
BushtitAegithalidae42007-55%1996
Wilson's SnipeScolopacidae42024+150%2002
Northern ShovelerAnatidae41998n/an/a
Common MerganserAnatidae42009+0%1999
Eurasian Collared-DoveColumbidae42025+20%2013
Olive-sided FlycatcherTyrannidae32025+217%1996
Brown-headed CowbirdIcteridae32023-38%1995
Swainson's ThrushTurdidae32025-25%1995
Ash-throated FlycatcherTyrannidae32017+0%2008
Wild TurkeyPhasianidae32024+50%2002

Source: USGS North American Breeding Bird Survey, retrieved 2026-08-14. A route is a sample, not a census.