BirdAnalyst
BBS Route · Wyoming · BCR 10

Dubois Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 132 species recorded across 42 survey years, still active.

132Species 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 →
42Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1968–2024Span
6Observers

Bird Species Found on Wyoming Dubois

Top 40 of 132 species by most recent count. Each links to its species trend.

Species recorded on the Dubois 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
Violet-green SwallowHirundinidae262024+350%1974
European StarlingSturnidae242024+250%1971
Western MeadowlarkIcteridae222024+119%1971
Red-winged BlackbirdIcteridae192024+95%1971
Vesper SparrowPasserellidae182024+200%1971
American RobinTurdidae172024-33%1971
Lark BuntingPasserellidae152018+350%1972
Black-billed MagpieCorvidae142024+5%1971
Clark's NutcrackerCorvidae142024+109%1973
Brewer's BlackbirdIcteridae132024-71%1971
Western Wood-PeweeTyrannidae132024+360%1972
Rock WrenTroglodytidae122024+190%1972
House SparrowPasseridae121991+187%1987
Mountain BluebirdTurdidae112024+218%1971
Green-tailed TowheePasserellidae82024+157%1982
Yellow WarblerParulidae82024+300%1971
Northern House WrenTroglodytidae82024+350%1971
Brewer's SparrowPasserellidae72024+42%1971
Warbling VireoVireonidae72024+83%1972
Lark SparrowPasserellidae72024+125%1990
American AvocetRecurvirostridae72012n/an/a
Tree SwallowHirundinidae62024+189%1971
Brown-headed CowbirdIcteridae62024+260%1972
Black-headed GrosbeakCardinalidae62024+33%1975
American GoldfinchFringillidae62024-58%1987
Song SparrowPasserellidae52024+71%1971
Horned LarkAlaudidae52024-12%1973
California GullLaridae51983n/an/a
Wilson's PhalaropeScolopacidae52015+400%1990
Common RavenCorvidae42024-47%1971
American CrowCorvidae42019+167%1980
Canada GooseAnatidae42024-40%1993
Savannah SparrowPasserellidae42023-13%1992
Lazuli BuntingCardinalidae42024+40%1992
Chipping SparrowPasserellidae32024-33%1973
Bank SwallowHirundinidae32009+100%1972
Cassin's FinchFringillidae32024+25%1976
Red-breasted NuthatchSittidae32022+75%1990
Dusky FlycatcherTyrannidae32024+25%1991
MallardAnatidae22024+100%1979

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