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BBS Route · Wyoming · BCR 10

Horse Creek Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 108 species recorded across 43 survey years, still active.

108Species 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 →
43Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1980–2025Span
3Observers

Bird Species Found on Wyoming Horse Creek

Top 40 of 108 species by most recent count. Each links to its species trend.

Species recorded on the Horse 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
Warbling VireoVireonidae242025+30%1983
Ruby-crowned KingletRegulidae222025+75%1983
Brewer's SparrowPasserellidae202025+56%1983
European StarlingSturnidae162025-13%1983
American AvocetRecurvirostridae162022n/an/a
Dusky FlycatcherTyrannidae152025+209%1983
American RobinTurdidae142025-8%1983
Black-billed MagpieCorvidae122025+300%1984
Vesper SparrowPasserellidae122025+57%1983
Western MeadowlarkIcteridae102025+50%1986
Mountain ChickadeeParidae102025+18%1983
Evening GrosbeakFringillidae101988n/an/a
Green-tailed TowheePasserellidae82025+114%1983
Chipping SparrowPasserellidae72025-35%1983
Rock WrenTroglodytidae72025+44%1983
Song SparrowPasserellidae72025+114%1985
Mourning DoveColumbidae62025+89%1983
Clark's NutcrackerCorvidae62025-18%1983
Red CrossbillFringillidae62025-83%1985
Western TanagerCardinalidae62025+50%1987
White-crowned SparrowPasserellidae52025+38%1983
Barn SwallowHirundinidae52018+125%1984
Northern House WrenTroglodytidae52025+44%1983
Hermit ThrushTurdidae52025+69%1983
Tree SwallowHirundinidae52024+33%1986
Sandhill CraneGruidae52025+33%2002
Wilson's PhalaropeScolopacidae52017+400%2003
Olive-sided FlycatcherTyrannidae42025+0%1983
Western Wood-PeweeTyrannidae42025-33%1983
Red-winged BlackbirdIcteridae42025-32%1983
Lincoln's SparrowPasserellidae42025+175%1986
Violet-green SwallowHirundinidae42025+0%1984
Yellow WarblerParulidae42025-47%1983
Sage ThrasherMimidae42025-40%1983
Red-breasted NuthatchSittidae42025-39%1983
MallardAnatidae32025+25%1988
Brewer's BlackbirdIcteridae32025-81%1983
Wilson's WarblerParulidae32025-25%1989
MacGillivray's WarblerParulidae32025+50%1989
House SparrowPasseridae32025+67%1996

Source: USGS North American Breeding Bird Survey, retrieved 2026-08-14. A route is a sample, not a census.