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BBS Route · Oregon · BCR 9

Battle Mtn Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 51 species recorded across 15 survey years, still active.

51Species 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 →
15Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1985–2024Span
8Observers

Bird Species Found on Oregon Battle Mtn

Top 40 of 51 species by most recent count. Each links to its species trend.

Species recorded on the Battle 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
Horned LarkAlaudidae2682024+19%1988
Western MeadowlarkIcteridae512024+9%1988
Common RavenCorvidae142024+91%1988
Brewer's SparrowPasserellidae142024-47%1988
Vesper SparrowPasserellidae122024-76%1988
Mourning DoveColumbidae102024-39%1988
Brewer's BlackbirdIcteridae92024-76%1988
Sage ThrasherMimidae82024-72%1988
MallardAnatidae61999+500%1988
Greater Sage-GrousePhasianidae61999+500%1990
ChukarPhasianidae42017+86%1988
Gray FlycatcherTyrannidae42005+29%1993
Sagebrush SparrowPasserellidae42024-32%1988
Barn SwallowHirundinidae41999+33%1985
American RobinTurdidae42002+100%1985
Burrowing OwlStrigidae42024+133%1994
Northern HarrierAccipitridae32024+33%1994
Rock WrenTroglodytidae32005-63%1989
Prairie FalconFalconidae32017+133%1991
Yellow-headed BlackbirdIcteridae31987n/an/a
American CootRallidae31999+50%1988
Bullock's OrioleIcteridae31999+200%1988
Northern Rough-winged SwallowHirundinidae32024+200%1992
Long-billed CurlewScolopacidae32024n/an/a
Red-tailed HawkAccipitridae22017-57%1999
Lark SparrowPasserellidae22024-40%1993
Northern PintailAnatidae21999+0%1991
KilldeerCharadriidae22024+20%1999
Tree SwallowHirundinidae21999+100%1988
Golden EagleAccipitridae22004+0%1999
GadwallAnatidae21999-33%1991
Swainson's HawkAccipitridae22024+100%1992
American CrowCorvidae21999-83%1992
Lazuli BuntingCardinalidae21993n/an/a
Green-winged TealAnatidae21999n/an/a
American KestrelFalconidae12004-50%1985
Common NighthawkCaprimulgidae12004+67%1991
European StarlingSturnidae12024+0%1985
Brown-headed CowbirdIcteridae12004+20%1988
Red-winged BlackbirdIcteridae12024-57%1987

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