BirdAnalyst
BBS Route · Oregon · BCR 9

Green Mtn. Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 60 species recorded across 16 survey years, still active.

60Species 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 →
16Years 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
5Observers

Bird Species Found on Oregon Green Mtn.

Top 40 of 60 species by most recent count. Each links to its species trend.

Species recorded on the Green Mtn. 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 MeadowlarkIcteridae912025+54%1996
Brewer's SparrowPasserellidae822025+28%1996
Sage ThrasherMimidae332025-44%1996
Common RavenCorvidae302025+56%1996
Mountain BluebirdTurdidae292025-1%1996
Brewer's BlackbirdIcteridae272025-10%1996
Horned LarkAlaudidae252025-62%1996
Savannah SparrowPasserellidae232025+857%1996
Vesper SparrowPasserellidae212025+347%1996
Sagebrush SparrowPasserellidae182025+96%1997
Red-winged BlackbirdIcteridae172025+3%2000
European StarlingSturnidae112025+260%1996
House SparrowPasseridae112025+258%1999
Gray FlycatcherTyrannidae72025+40%1997
American CrowCorvidae72021+75%1997
Mourning DoveColumbidae62025-52%1996
House FinchFringillidae62025-35%1997
Brown-headed CowbirdIcteridae52025-63%1996
Swainson's HawkAccipitridae52025+140%1997
Pinyon JayCorvidae52002-14%1999
Eurasian Collared-DoveColumbidae52025+20%2022
Ferruginous HawkAccipitridae42025-10%1999
Chipping SparrowPasserellidae42025+50%2001
Dusky FlycatcherTyrannidae42023+300%2021
Prairie FalconFalconidae32024+67%1997
American WigeonAnatidae31997n/an/a
Ash-throated FlycatcherTyrannidae32025+130%2003
KilldeerCharadriidae22025+20%1997
California QuailOdontophoridae22025+19%1996
Red-tailed HawkAccipitridae22025-66%1996
American KestrelFalconidae22025+75%1996
Barn SwallowHirundinidae22022-10%1998
Rock WrenTroglodytidae22025-68%1996
American RobinTurdidae22025-68%1996
Black-billed MagpieCorvidae22025-25%1997
Loggerhead ShrikeLaniidae22024-20%2000
Great Horned OwlStrigidae22000+100%1996
Northern PintailAnatidae21998-33%1997
Blue-winged TealAnatidae21998n/an/a
Say's PhoebeTyrannidae22022-25%2000

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