BirdAnalyst
BBS Route · Wyoming · BCR 17

Caballa Crk Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 64 species recorded across 25 survey years, still active.

64Species 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 →
25Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1992–2025Span
3Observers

Bird Species Found on Wyoming Caballa Crk

Top 40 of 64 species by most recent count. Each links to its species trend.

Species recorded on the Caballa Crk 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
Lark BuntingPasserellidae1242025-48%1994
Horned LarkAlaudidae682025-3%1994
Western MeadowlarkIcteridae642025+41%1994
Red-winged BlackbirdIcteridae242025+471%1994
House SparrowPasseridae192025+525%1997
Brewer's SparrowPasserellidae192021+118%2000
Common NighthawkCaprimulgidae122021+533%1999
Grasshopper SparrowPasserellidae122025-31%1994
Mourning DoveColumbidae102025+19%1994
European StarlingSturnidae102025+250%2002
American CootRallidae101997n/an/a
Green-winged TealAnatidae71992n/an/a
Canada GooseAnatidae72012-40%2008
Wood DuckAnatidae72008n/an/a
Brown-headed CowbirdIcteridae62025+138%1997
MallardAnatidae62013+138%1996
KilldeerCharadriidae52025+0%1994
Chipping SparrowPasserellidae52013+43%1998
Blue-winged TealAnatidae52011+38%1998
Chestnut-collared LongspurCalcariidae52021+400%1996
Vesper SparrowPasserellidae42025-58%1994
Barn SwallowHirundinidae42023-43%1994
Common MerganserAnatidae42008n/an/a
Savannah SparrowPasserellidae32021-50%1998
Lark SparrowPasserellidae32023+17%1997
Upland SandpiperScolopacidae22025+100%1992
Eastern KingbirdTyrannidae22025-33%1994
American RobinTurdidae22025+86%1996
Great Blue HeronArdeidae22011+50%2004
Swainson's HawkAccipitridae22025-25%1997
Northern HarrierAccipitridae22023+50%2010
Northern PintailAnatidae22013+0%2003
Short-eared OwlStrigidae22023+0%2004
Northern ShovelerAnatidae22012-40%2000
Spotted SandpiperScolopacidae22005+100%2002
GadwallAnatidae22021+0%2003
Orchard OrioleIcteridae22021n/an/a
Eurasian Collared-DoveColumbidae22021n/an/a
Long-billed CurlewScolopacidae12010-75%1992
Red-tailed HawkAccipitridae12023-40%2001

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