BirdAnalyst
BBS Route · Colorado · BCR 18

Pritchett Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 65 species recorded across 15 survey years, still active.

65Species 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 →
15Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1995–2025Span
5Observers

Bird Species Found on Colorado Pritchett

Top 40 of 65 species by most recent count. Each links to its species trend.

Species recorded on the Pritchett 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
Cassin's SparrowPasserellidae1222025+246%1999
Horned LarkAlaudidae1092025+5%1999
Western MeadowlarkIcteridae982025-46%1999
Mourning DoveColumbidae952025+10%1999
DickcisselCardinalidae53202515×1996
House SparrowPasseridae51202515×1999
European StarlingSturnidae36202535×2016
Chihuahuan RavenCorvidae272025+161%2002
Western KingbirdTyrannidae252025+23%1999
Common RavenCorvidae212017+170%1996
Grasshopper SparrowPasserellidae202025-59%2000
Rock PigeonColumbidae152025+177%2000
Burrowing OwlStrigidae152025+83%1999
Swainson's HawkAccipitridae102025-5%1999
Common GrackleIcteridae102025+110%1999
Common NighthawkCaprimulgidae92025+36%1999
Northern Rough-winged SwallowHirundinidae82017+700%2008
Scaled QuailOdontophoridae72017-44%1999
Brown-headed CowbirdIcteridae72025+0%2002
House FinchFringillidae72019+500%2007
Blue GrosbeakCardinalidae72025-13%2007
Wilson's PhalaropeScolopacidae72002n/an/a
Great-tailed GrackleIcteridae72019+188%2010
MallardAnatidae62008-22%2000
Long-billed CurlewScolopacidae62025-62%1999
Say's PhoebeTyrannidae62025+30%1999
Northern MockingbirdMimidae62025+150%1999
Ruddy DuckAnatidae62008n/an/a
Red-tailed HawkAccipitridae52025+33%2002
Yellow WarblerParulidae52016+400%1995
Red-winged BlackbirdIcteridae42025-62%1999
Bullock's OrioleIcteridae42025+0%1999
Lark BuntingPasserellidae42025-87%1999
Yellow-headed BlackbirdIcteridae42017-58%2010
Eurasian Collared-DoveColumbidae42025-68%2017
KilldeerCharadriidae32025-57%1999
Mountain PloverCharadriidae32017+67%1996
Brewer's BlackbirdIcteridae31996+0%1995
Northern BobwhiteOdontophoridae32025-29%2000
Turkey VultureCathartidae22025+0%1999

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