BirdAnalyst
BBS Route · Colorado · BCR 18

Campo Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 57 species recorded across 30 survey years, still active.

57Species 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 →
30Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1988–2019Span
4Observers

Bird Species Found on Colorado Campo

Top 40 of 57 species by most recent count. Each links to its species trend.

Species recorded on the Campo 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
Western MeadowlarkIcteridae1292019-6%1990
Cassin's SparrowPasserellidae832019+40%1990
Horned LarkAlaudidae732019+88%1990
Mourning DoveColumbidae272019-53%1990
Grasshopper SparrowPasserellidae252019+6%1990
Chihuahuan RavenCorvidae202019+700%1990
American CrowCorvidae202018+65%1990
Western KingbirdTyrannidae152019+113%1990
Bullock's OrioleIcteridae142019+86%1990
Cassin's KingbirdTyrannidae132019+117%2018
Lark SparrowPasserellidae102019+84%1990
Northern MockingbirdMimidae72019+186%1990
Common GrackleIcteridae62018-39%1991
Red-winged BlackbirdIcteridae62019-25%1992
Great-tailed GrackleIcteridae62019+175%2009
Barn SwallowHirundinidae52019+46%1990
Long-billed CurlewScolopacidae42019-79%1990
Ring-necked PheasantPhasianidae42018-87%1990
Common NighthawkCaprimulgidae42019+50%1991
House SparrowPasseridae42016-81%1991
Turkey VultureCathartidae42018+100%1993
Eurasian Collared-DoveColumbidae42018+71%2013
European StarlingSturnidae42018+0%2015
Mountain PloverCharadriidae42018n/an/a
Rock PigeonColumbidae32018+130%1990
Blue GrosbeakCardinalidae32016-17%2001
Western Wood-PeweeTyrannidae32015+200%2001
Scaled QuailOdontophoridae22016-87%1990
American RobinTurdidae22019-22%1990
MallardAnatidae22016+100%1989
Say's PhoebeTyrannidae22019+125%1996
Brewer's BlackbirdIcteridae22016-71%1993
DickcisselCardinalidae22018+147%2007
Canada GooseAnatidae22019n/an/a
Wilson's SnipeScolopacidae11988n/an/a
KilldeerCharadriidae12019-13%1990
Swainson's HawkAccipitridae12019-44%1990
Burrowing OwlStrigidae12019+115%1990
Black-billed MagpieCorvidae11988n/an/a
Lark BuntingPasserellidae12018+31%1990

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