BirdAnalyst
BBS Route · Colorado · BCR 16

Wet Mtns. Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 97 species recorded across 31 survey years, still active.

97Species 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 →
31Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1993–2025Span
5Observers

Bird Species Found on Colorado Wet Mtns.

Top 40 of 97 species by most recent count. Each links to its species trend.

Species recorded on the Wet Mtns. 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
American RobinTurdidae482025-19%1995
Western Wood-PeweeTyrannidae312025+126%1995
Spotted TowheePasserellidae282025-22%1995
Mourning DoveColumbidae242025+85%1995
Broad-tailed HummingbirdTrochilidae222025+100%1995
Pinyon JayCorvidae202025+180%2001
Warbling VireoVireonidae192025-10%1996
Violet-green SwallowHirundinidae182025+200%1995
Vesper SparrowPasserellidae162025+44%1995
Western MeadowlarkIcteridae122025+38%1995
Green-tailed TowheePasserellidae122025+0%1995
Northern House WrenTroglodytidae122025+53%1995
Lark SparrowPasserellidae112025-30%1995
Chipping SparrowPasserellidae112025+36%1995
Black-headed GrosbeakCardinalidae102025-4%1997
Virginia's WarblerParulidae102025-30%1996
Western TanagerCardinalidae92025+93%1995
Mountain BluebirdTurdidae92025-12%1995
Lesser GoldfinchFringillidae82025+188%1996
Common RavenCorvidae72025-19%1996
Red-winged BlackbirdIcteridae72025-57%1995
Lark BuntingPasserellidae71994n/an/a
Steller's JayCorvidae62025-25%1996
American CrowCorvidae62025-19%1995
Blue-gray GnatcatcherPolioptilidae62025-16%1995
Rock PigeonColumbidae61994n/an/a
Black-billed MagpieCorvidae52025+64%1995
Clark's NutcrackerCorvidae52025-26%1995
Brown-headed CowbirdIcteridae52025-6%1996
Plumbeous VireoVireonidae52025+0%1995
Mountain ChickadeeParidae52025+50%1995
Evening GrosbeakFringillidae51994n/an/a
Wild TurkeyPhasianidae52022-14%2019
Band-tailed PigeonColumbidae41993n/an/a
European StarlingSturnidae42007+0%1994
Ruby-crowned KingletRegulidae42023+567%2014
Brewer's BlackbirdIcteridae32025-76%1995
Williamson's SapsuckerPicidae32018+167%2003
Say's PhoebeTyrannidae32025+29%1999
Horned LarkAlaudidae32025+57%2002

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