BirdAnalyst
BBS Route · Colorado · BCR 18

Limon Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 63 species recorded across 25 survey years, still active.

63Species 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 →
1992–2024Span
3Observers

Bird Species Found on Colorado Limon

Top 40 of 63 species by most recent count. Each links to its species trend.

Species recorded on the Limon 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 MeadowlarkIcteridae1952024+45%1999
Horned LarkAlaudidae1922024+15%1999
Lark BuntingPasserellidae1432024-31%1999
Mourning DoveColumbidae1232024+23%1999
Red-winged BlackbirdIcteridae632024+8%1999
Western KingbirdTyrannidae312024+102%1999
Common GrackleIcteridae202024+138%1999
House SparrowPasseridae142024-29%1999
Grasshopper SparrowPasserellidae122024-18%2000
American RobinTurdidae92024+129%2001
American GoldfinchFringillidae72003+600%1992
Common NighthawkCaprimulgidae72018+300%2015
Brown-headed CowbirdIcteridae52024+117%1999
Great-tailed GrackleIcteridae52022+300%2016
Lark SparrowPasserellidae42024+470%2000
Barn SwallowHirundinidae42023-75%1999
Northern PintailAnatidae42016-44%2007
Eurasian Collared-DoveColumbidae42024+233%2013
KilldeerCharadriidae32024-50%1999
Swainson's HawkAccipitridae32024+50%1999
Northern MockingbirdMimidae32024+29%2000
Rock PigeonColumbidae32024+60%2019
Yellow-headed BlackbirdIcteridae32023+50%2016
Chestnut-collared LongspurCalcariidae32024-73%2018
White-winged DoveColumbidae32021+200%2019
DickcisselCardinalidae32024n/an/a
MallardAnatidae22024-71%1999
European StarlingSturnidae22024+150%2000
Brewer's SparrowPasserellidae22011+60%2001
Ring-necked PheasantPhasianidae22013+33%2001
American AvocetRecurvirostridae22016+0%2003
Eastern KingbirdTyrannidae22024-33%2016
Common RavenCorvidae22015n/an/a
GadwallAnatidae22016n/an/a
Northern ShovelerAnatidae22016n/an/a
Mountain PloverCharadriidae22024+200%2017
Blue JayCorvidae22019n/an/a
Prairie FalconFalconidae12021+0%1992
Great Horned OwlStrigidae12016+33%2001
Loggerhead ShrikeLaniidae12024-50%2000

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