BirdAnalyst
BBS Route · Oregon · BCR 10

Silvies Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 72 species recorded across 11 survey years, still active.

72Species Recorded
11Years Surveyed
1994–2024Span
6Observers

Bird Species Found on Oregon Silvies

Top 40 of 72 species by most recent count. Each links to its species trend.

Species recorded on the Silvies route.
History
Western TanagerCardinalidae472024+337%2004
Dusky FlycatcherTyrannidae402024+50%2005
Cassin's FinchFringillidae382024+211%2004
American RobinTurdidae312024+2%2004
Chipping SparrowPasserellidae272024+33%2004
Red CrossbillFringillidae242024+179%2005
Mountain ChickadeeParidae202024-3%2004
Brewer's BlackbirdIcteridae182024+117%2004
Townsend's SolitaireTurdidae182024+267%2005
Hairy WoodpeckerPicidae142024+160%2005
Western Wood-PeweeTyrannidae142024+62%2006
Red-breasted NuthatchSittidae112024+16%2004
Brown-headed CowbirdIcteridae92024-26%2004
Hermit ThrushTurdidae92024+15%2004
Williamson's SapsuckerPicidae82024+29%2004
Red-tailed HawkAccipitridae62024+117%2004
Green-tailed TowheePasserellidae62023+150%2005
Northern House WrenTroglodytidae62024+200%2004
Warbling VireoVireonidae62024+18%2005
Brown CreeperCerthiidae62024+86%2006
Common RavenCorvidae52024-13%2004
Clark's NutcrackerCorvidae52023+386%2004
MallardAnatidae52021+400%2005
Black-headed GrosbeakCardinalidae52024+100%2021
White-breasted NuthatchSittidae42024+47%2004
Mountain BluebirdTurdidae42024+100%2005
Pygmy NuthatchSittidae42023+11%2005
Western BluebirdTurdidae42023-25%2006
Black-backed WoodpeckerPicidae42024+25%2021
Say's PhoebeTyrannidae31994n/an/a
Steller's JayCorvidae32024+69%2004
Rock WrenTroglodytidae32024+50%1995
Brewer's SparrowPasserellidae32024-38%2006
Violet-green SwallowHirundinidae32024-17%2008
Gray FlycatcherTyrannidae22024+233%2021
Pine SiskinFringillidae22023-42%2004
Cassin's VireoVireonidae22024+117%2004
White-headed WoodpeckerPicidae22024-17%2005
Red-winged BlackbirdIcteridae22024-13%2005
Vaux's SwiftApodidae22023+33%2021

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