BirdAnalyst
BBS Route · Oregon · BCR 5

Sams Valley Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 109 species recorded across 31 survey years, still active.

109Species 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 →
1993–2025Span
1Observers

Bird Species Found on Oregon Sams Valley

Top 40 of 109 species by most recent count. Each links to its species trend.

Species recorded on the Sams Valley 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 GrosbeakCardinalidae302025+11%1995
Eurasian Collared-DoveColumbidae272025+350%2013
Acorn WoodpeckerPicidae222025+230%1995
House SparrowPasseridae222025+107%1996
Western KingbirdTyrannidae152025+65%1995
Bullock's OrioleIcteridae152025+42%1995
American RobinTurdidae152025-58%1995
Western TanagerCardinalidae142025+72%1995
Mourning DoveColumbidae122025-14%1995
Western MeadowlarkIcteridae122025-19%1995
Steller's JayCorvidae112025-41%1995
Brewer's BlackbirdIcteridae112025-55%1995
American CrowCorvidae102025-51%1995
Nashville WarblerParulidae92025-37%1995
Wild TurkeyPhasianidae92025+150%1998
Ash-throated FlycatcherTyrannidae82025-14%1995
European StarlingSturnidae82025-33%1995
Warbling VireoVireonidae82025+311%1995
Hermit WarblerParulidae82025-50%1995
Ring-necked PheasantPhasianidae72025-57%1995
Rock PigeonColumbidae72008+47%1996
Western Wood-PeweeTyrannidae72025-20%1995
Brown-headed CowbirdIcteridae72025-4%1996
Tree SwallowHirundinidae62025-50%1995
Red CrossbillFringillidae62007n/an/a
Spotted TowheePasserellidae52025-77%1995
Cassin's VireoVireonidae52025-52%1995
California QuailOdontophoridae52025-42%1998
Red-winged BlackbirdIcteridae42025-60%1995
House FinchFringillidae42025-35%1995
Barn SwallowHirundinidae42021+20%1996
Violet-green SwallowHirundinidae42015-31%1995
Cedar WaxwingBombycillidae42016-70%2002
BushtitAegithalidae42014-8%1995
Canada GooseAnatidae42025+125%2011
KilldeerCharadriidae32025-33%1995
Mountain QuailOdontophoridae32024+43%1998
Common RavenCorvidae32025+120%1995
Chipping SparrowPasserellidae32025-75%1995
Yellow-breasted ChatIcteriidae32025-17%1995

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