BirdAnalyst
BBS Route · Oregon · BCR 5

Scappoose Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 101 species recorded across 28 survey years, still active.

101Species 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 →
28Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1995–2025Span
2Observers

Bird Species Found on Oregon Scappoose

Top 40 of 101 species by most recent count. Each links to its species trend.

Species recorded on the Scappoose 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
European StarlingSturnidae1102025-61%1997
American RobinTurdidae522025-23%1997
Song SparrowPasserellidae502025+20%1997
Cedar WaxwingBombycillidae48202514×1997
Spotted TowheePasserellidae412025+82%1997
Black-headed GrosbeakCardinalidae352025+871%1997
Canada GooseAnatidae312017+23%2009
American GoldfinchFringillidae242025-61%1997
House FinchFringillidae232025-52%1997
Red-winged BlackbirdIcteridae202025-63%1997
Western Wood-PeweeTyrannidae162025+48%1997
Mourning DoveColumbidae142025+143%1997
Swainson's ThrushTurdidae142025+79%1997
Eurasian Collared-DoveColumbidae122025+147%2010
California Scrub-JayCorvidae112025+11%1997
White-crowned SparrowPasserellidae112025+50%1997
Western TanagerCardinalidae112025+660%1997
Brown-headed CowbirdIcteridae102025+0%1997
Common RavenCorvidae102025+471%2006
American CrowCorvidae92025-75%1997
Great Blue HeronArdeidae82025-9%1997
Willow FlycatcherTyrannidae82025-42%1997
Steller's JayCorvidae82025+130%1999
Common YellowthroatParulidae82025-60%1997
House SparrowPasseridae82025+219%1997
Warbling VireoVireonidae82025+380%2006
California QuailOdontophoridae72025+29%1998
Wilson's WarblerParulidae72025-5%1998
Barn SwallowHirundinidae62025-88%1997
Orange-crowned WarblerParulidae62025+30%1997
Pacific WrenTroglodytidae62025-40%2002
Chestnut-backed ChickadeeParidae62025+13%2001
Red CrossbillFringillidae62025n/an/a
Tree SwallowHirundinidae52025+136%1998
Violet-green SwallowHirundinidae52025-71%1997
Bewick's WrenTroglodytidae52025+220%2000
Black-capped ChickadeeParidae52025-67%1997
BushtitAegithalidae42021-13%2007
Great EgretArdeidae42025+100%2010
Brown CreeperCerthiidae42025+60%2022

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