BirdAnalyst
BBS Route · Wyoming · BCR 10

Fontenelle Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 119 species recorded across 37 survey years, still active.

119Species 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 →
37Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1982–2024Span
5Observers

Bird Species Found on Wyoming Fontenelle

Top 40 of 119 species by most recent count. Each links to its species trend.

Species recorded on the Fontenelle 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
Canada GooseAnatidae252202453×1984
Wilson's PhalaropeScolopacidae502021+646%1987
American White PelicanPelecanidae402024+232%1991
California GullLaridae342022+115%1991
Black-billed MagpieCorvidae332024+154%1984
Violet-green SwallowHirundinidae332024-7%1984
Sandhill CraneGruidae292024+393%1984
Brewer's BlackbirdIcteridae252024-61%1984
Red-winged BlackbirdIcteridae242024-19%1984
Vesper SparrowPasserellidae182024+191%1984
European StarlingSturnidae172024-2%1984
Trumpeter SwanAnatidae172024-13%2016
Yellow WarblerParulidae162024-44%1984
Mourning DoveColumbidae152024-59%1984
Song SparrowPasserellidae142024+55%1984
Brewer's SparrowPasserellidae132024-39%1984
Savannah SparrowPasserellidae122024-18%1984
Sage ThrasherMimidae122024-70%1984
Western MeadowlarkIcteridae112024-51%1984
Double-crested CormorantPhalacrocoracidae102024+77%1989
Pine SiskinFringillidae101984n/an/a
MallardAnatidae92024+13%1987
Common NighthawkCaprimulgidae92024+143%1984
Common RavenCorvidae92024+267%1984
Ring-billed GullLaridae82024+435%1984
Wilson's SnipeScolopacidae82024-46%1984
American CrowCorvidae82024-74%1984
Northern Rough-winged SwallowHirundinidae82024+100%1995
Brown-headed CowbirdIcteridae72024-71%1984
Northern House WrenTroglodytidae72024+100%1984
American RobinTurdidae72024-65%1984
RedheadAnatidae72021-77%2016
Rock WrenTroglodytidae62024-73%1987
Long-billed CurlewScolopacidae62024+60%2002
Bald EagleAccipitridae62024+40%2012
KilldeerCharadriidae52024-81%1984
Common GrackleIcteridae51992+75%1983
Mountain BluebirdTurdidae52024-48%1984
Cinnamon TealAnatidae52016+200%1989
Northern PintailAnatidae42022-25%1992

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