BirdAnalyst
BBS Route · Oregon · BCR 9

Bly 2 Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 123 species recorded across 17 survey years, still active.

123Species 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 →
17Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
2007–2024Span
1Observers

Bird Species Found on Oregon Bly 2

Top 40 of 123 species by most recent count. Each links to its species trend.

Species recorded on the Bly 2 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
Brewer's BlackbirdIcteridae412024-33%2009
American RobinTurdidae402024-24%2009
Red-winged BlackbirdIcteridae272024-29%2009
Mountain BluebirdTurdidae262024+96%2009
Rock WrenTroglodytidae242024+433%2011
Western TanagerCardinalidae222024-1%2009
Western MeadowlarkIcteridae192024+135%2009
Vesper SparrowPasserellidae192024+71%2009
Mountain ChickadeeParidae192024-51%2009
Ring-necked DuckAnatidae182021+29%2009
Brown-headed CowbirdIcteridae172024-26%2009
Gray FlycatcherTyrannidae152024+160%2009
Western Wood-PeweeTyrannidae142024-18%2009
Chipping SparrowPasserellidae142024-40%2009
Hairy WoodpeckerPicidae122024+106%2009
Townsend's SolitaireTurdidae112024+44%2009
Green-tailed TowheePasserellidae102024-7%2009
Bank SwallowHirundinidae102018+240%2009
Northern House WrenTroglodytidae102024+150%2009
Mourning DoveColumbidae92024+275%2009
Common RavenCorvidae92024+44%2009
Red CrossbillFringillidae92024+0%2009
Canada GooseAnatidae82024-3%2009
KilldeerCharadriidae82024-39%2009
Cassin's FinchFringillidae82024+58%2009
Black-billed MagpieCorvidae72024+333%2009
Eurasian Collared-DoveColumbidae72024+350%2019
Steller's JayCorvidae62024+55%2009
Barn SwallowHirundinidae62024-24%2009
Pygmy NuthatchSittidae62022-10%2011
Black-backed WoodpeckerPicidae62024+67%2011
Red-tailed HawkAccipitridae52024+117%2010
Dusky FlycatcherTyrannidae52024-68%2009
Savannah SparrowPasserellidae52024-66%2009
White-breasted NuthatchSittidae52024-42%2009
GadwallAnatidae42024+18%2009
Western KingbirdTyrannidae42024+67%2010
Olive-sided FlycatcherTyrannidae42024+100%2009
Brewer's SparrowPasserellidae42024-44%2009
American White PelicanPelecanidae42024-14%2010

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