BirdAnalyst
BBS Route · Colorado · BCR 16

Uncompahgre Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 89 species recorded across 34 survey years, still active.

89Species 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 →
34Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1988–2024Span
5Observers

Bird Species Found on Colorado Uncompahgre

Top 40 of 89 species by most recent count. Each links to its species trend.

Species recorded on the Uncompahgre 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
Green-tailed TowheePasserellidae422024+73%1990
Northern House WrenTroglodytidae342024+115%1990
Warbling VireoVireonidae332024+40%1990
Vesper SparrowPasserellidae282024+31%1990
American RobinTurdidae232024+14%1990
Violet-green SwallowHirundinidae162024-52%1990
White-crowned SparrowPasserellidae152024+108%1990
Hermit ThrushTurdidae152024+7%1990
Mourning DoveColumbidae122024+300%1994
Common RavenCorvidae112024+380%1991
Chipping SparrowPasserellidae102024+7%1990
Purple MartinHirundinidae102024+700%1995
Western TanagerCardinalidae92024+425%1991
Brewer's SparrowPasserellidae92024+540%2001
Black-headed GrosbeakCardinalidae72024+333%1995
Western BluebirdTurdidae72022+0%1991
White-throated SwiftApodidae62019+300%2009
Wild TurkeyPhasianidae62024+80%2017
American CrowCorvidae52024+120%1991
Western MeadowlarkIcteridae42021+130%1990
Cassin's FinchFringillidae42024-33%1990
Orange-crowned WarblerParulidae42024-10%1990
MacGillivray's WarblerParulidae42024-48%1990
Mountain BluebirdTurdidae42024-21%1991
Red-winged BlackbirdIcteridae41989n/an/a
Band-tailed PigeonColumbidae41997+300%1993
Savannah SparrowPasserellidae41998+300%1994
Dusky FlycatcherTyrannidae42024+0%2010
Turkey VultureCathartidae32021+33%2012
Brown-headed CowbirdIcteridae32017+67%1994
Lewis's WoodpeckerPicidae32024+67%2006
Lark SparrowPasserellidae32023n/an/a
Western Wood-PeweeTyrannidae22024-64%1990
Clark's NutcrackerCorvidae22024-40%1994
Fox SparrowPasserellidae22023+43%1990
Virginia's WarblerParulidae22023-44%1990
Common NighthawkCaprimulgidae22024+0%1991
Common PoorwillCaprimulgidae22024+25%2010
Brewer's BlackbirdIcteridae22024-15%1992
Yellow WarblerParulidae22023+50%2011

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