BirdAnalyst
BBS Route · Oregon · BCR 5

Timber Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 75 species recorded across 46 survey years, still active.

75Species 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 →
46Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1968–2017Span
2Observers

Bird Species Found on Oregon Timber

Top 40 of 75 species by most recent count. Each links to its species trend.

Species recorded on the Timber 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
Swainson's ThrushTurdidae382017-5%1970
Warbling VireoVireonidae282017+70%1970
American RobinTurdidae242017+50%1970
Wilson's WarblerParulidae202017+166%1970
Evening GrosbeakFringillidae152017+375%1974
Steller's JayCorvidae132017+150%1970
American CrowCorvidae132017-35%1970
Black-headed GrosbeakCardinalidae122017+580%1971
Hermit WarblerParulidae112017+289%1978
White-crowned SparrowPasserellidae82017-79%1970
Black-throated Gray WarblerParulidae82017-42%1970
Northern House WrenTroglodytidae72017+9%1970
Pacific WrenTroglodytidae72017+380%1971
Chestnut-backed ChickadeeParidae72017-29%1972
Western TanagerCardinalidae62017-17%1970
Sooty GrousePhasianidae52017-8%1971
Willow FlycatcherTyrannidae52017-92%1970
Song SparrowPasserellidae52017-19%1970
Orange-crowned WarblerParulidae52017-85%1970
Band-tailed PigeonColumbidae52016+60%1976
Common RavenCorvidae52017+300%1975
Olive-sided FlycatcherTyrannidae42017-33%1970
Golden-crowned KingletRegulidae42017-80%1970
Cassin's VireoVireonidae32006+150%1977
Red CrossbillFringillidae32016-31%1979
Northern Rough-winged SwallowHirundinidae31989+0%1976
Mourning DoveColumbidae22016-56%1971
European StarlingSturnidae22017+267%1972
Brown-headed CowbirdIcteridae22016-78%1970
Brewer's BlackbirdIcteridae21979+10%1970
Yellow WarblerParulidae21987-47%1970
BushtitAegithalidae21971-58%1969
Pine SiskinFringillidae21985-86%1973
Cedar WaxwingBombycillidae22017+57%1979
Pileated WoodpeckerPicidae22017+33%1977
Bewick's WrenTroglodytidae22017+50%1976
Cliff SwallowHirundinidae21983+0%1975
American DipperCinclidae22017+0%1998
Red-tailed HawkAccipitridae22016+100%2006
Hammond's FlycatcherTyrannidae22017+33%2012

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