BirdAnalyst
BBS Route · Oregon · BCR 10

Clover Creek Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 93 species recorded across 18 survey years, still active.

93Species 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 →
18Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1972–2024Span
6Observers

Bird Species Found on Oregon Clover Creek

Top 40 of 93 species by most recent count. Each links to its species trend.

Species recorded on the Clover Creek 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 SparrowPasserellidae802024-17%1974
Gray FlycatcherTyrannidae432024-7%1974
Mourning DoveColumbidae402024+2%1974
Vesper SparrowPasserellidae332024+294%1974
Mountain BluebirdTurdidae322024-48%1974
Western MeadowlarkIcteridae302024-19%1974
Black-billed MagpieCorvidae282024-72%1974
Violet-green SwallowHirundinidae252022+600%1989
Red-winged BlackbirdIcteridae232024-56%1974
Ash-throated FlycatcherTyrannidae232024+357%1990
Brewer's BlackbirdIcteridae122024-83%1974
House FinchFringillidae122024+275%1989
Chipping SparrowPasserellidae122024+119%1974
Sage ThrasherMimidae122024-85%1974
American RobinTurdidae112024-45%1974
Common NighthawkCaprimulgidae112024+8%1991
Common RavenCorvidae102024-22%1974
Brown-headed CowbirdIcteridae92024+0%1977
Eurasian Collared-DoveColumbidae92024+800%2016
Horned LarkAlaudidae82024-3%1976
Western Wood-PeweeTyrannidae72022-63%1997
Sagebrush SparrowPasserellidae62024+5%1989
Mountain ChickadeeParidae62024+36%1989
Lesser ScaupAnatidae61997n/an/a
Red-tailed HawkAccipitridae52024+300%1975
Blue-winged TealAnatidae51977n/an/a
American WigeonAnatidae51989n/an/a
Cassin's FinchFringillidae42024+152%1976
Lark SparrowPasserellidae42021+175%1990
Rock WrenTroglodytidae42024+33%1990
Green-winged TealAnatidae41989n/an/a
Canada GooseAnatidae41994-79%1991
Wilson's SnipeScolopacidae32024-74%1974
Golden EagleAccipitridae31977+25%1973
Northern Rough-winged SwallowHirundinidae32021+33%1976
Great Horned OwlStrigidae31989+50%1974
Evening GrosbeakFringillidae31977n/an/a
California GullLaridae31997n/an/a
California QuailOdontophoridae22024+140%1974
Cliff SwallowHirundinidae22024+163%1975

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