BBS Route · Colorado · BCR 18

Lamar Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 87 species recorded across 39 survey years, still active.

87Species Recorded
39Years Surveyed
19732024Span
6Observers

Bird Species Found on Colorado Lamar

Top 40 of 87 species by most recent count. Each links to its species trend.

Species recorded on the Lamar route.
History
Horned LarkAlaudidae1572024-81%1975
Western MeadowlarkIcteridae1002024-87%1975
Red-winged BlackbirdIcteridae202024-69%1975
Cassin's SparrowPasserellidae202024-91%1975
Mourning DoveColumbidae182024-94%1975
Cliff SwallowHirundinidae142024+167%1986
Bank SwallowHirundinidae101995+38%1983
DickcisselCardinalidae72024+167%2017
American AvocetRecurvirostridae62023+100%1977
Ring-necked PheasantPhasianidae62024-95%1975
Swainson's HawkAccipitridae62024-49%1975
Yellow-billed CuckooCuculidae61985n/an/a
Chihuahuan RavenCorvidae62024+314%2001
Great-tailed GrackleIcteridae62023-33%2000
Northern ShovelerAnatidae62023+20%2021
Common GrackleIcteridae52024+178%1977
Grasshopper SparrowPasserellidae52024-67%1975
Lark BuntingPasserellidae52021-96%1975
Burrowing OwlStrigidae42024-65%1975
Common NighthawkCaprimulgidae42021-90%1975
European StarlingSturnidae42024-79%1977
Scaled QuailOdontophoridae42024-84%1978
American RobinTurdidae42010+300%1995
Northern MockingbirdMimidae32024-79%1975
Rock PigeonColumbidae32015-74%1977
House SparrowPasseridae32024-58%1977
American KestrelFalconidae32006-25%1988
Brown-headed CowbirdIcteridae32023-67%1983
Green-winged TealAnatidae31979n/an/a
Blue-winged TealAnatidae32001+200%1981
Mountain PloverCharadriidae32024-90%1986
Canada GooseAnatidae32008n/an/a
Lesser Prairie-ChickenPhasianidae32018n/an/a
Ruddy DuckAnatidae32021n/an/a
Black-billed MagpieCorvidae21993-46%1975
Barn SwallowHirundinidae22019-93%1975
Upland SandpiperScolopacidae21984-80%1977
Ferruginous HawkAccipitridae22017+25%1979
American CrowCorvidae22023+33%1983
Lark SparrowPasserellidae22024-30%1982

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