BirdAnalyst
BBS Route · Oregon · BCR 5

Green Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 100 species recorded across 10 survey years, still active.

100Species 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 →
10Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1994–2025Span
2Observers

Bird Species Found on Oregon Green

Top 40 of 100 species by most recent count. Each links to its species trend.

Species recorded on the Green 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
Spotted TowheePasserellidae422025+28%1996
European StarlingSturnidae412025+6%1996
American RobinTurdidae372025+37%1996
Western Wood-PeweeTyrannidae362025+34%1996
House SparrowPasseridae332025+61%1996
Western KingbirdTyrannidae322025+63%1996
Brewer's BlackbirdIcteridae272025-9%1996
Black-capped ChickadeeParidae262025+196%1996
Cliff SwallowHirundinidae202025+15%1996
American CrowCorvidae192025-43%1996
California Scrub-JayCorvidae182025-4%1996
House FinchFringillidae172025+25%1996
Song SparrowPasserellidae162025-54%1996
Wild TurkeyPhasianidae152025+30%1996
Lazuli BuntingCardinalidae142025+167%1996
Western TanagerCardinalidae142025+191%1996
Chestnut-backed ChickadeeParidae142025+178%1996
Cedar WaxwingBombycillidae122025+500%1997
Western MeadowlarkIcteridae112025-41%1996
Lesser GoldfinchFringillidae112025+150%1996
Eurasian Collared-DoveColumbidae112025-2%2022
Brown-headed CowbirdIcteridae102025-5%1996
Chipping SparrowPasserellidae102025+35%1996
White-breasted NuthatchSittidae102025+54%2021
Red-winged BlackbirdIcteridae92025+22%1996
Black-headed GrosbeakCardinalidae92025-27%1996
Acorn WoodpeckerPicidae92025+46%2022
Mourning DoveColumbidae72025+75%1996
Yellow-breasted ChatIcteriidae72025+186%1996
Canada GooseAnatidae62024-33%2021
Bullock's OrioleIcteridae62025-38%1996
American GoldfinchFringillidae62025-12%1996
Turkey VultureCathartidae52025-13%1996
Barn SwallowHirundinidae52025+31%1996
Red-shouldered HawkAccipitridae52025+175%2022
Savannah SparrowPasserellidae52025+400%2023
Olive-sided FlycatcherTyrannidae42021+67%1995
Common RavenCorvidae42025-13%1996
White-crowned SparrowPasserellidae42025+46%1996
Orange-crowned WarblerParulidae42025-38%1996

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