BirdAnalyst
BBS Route · Colorado · BCR 16

Mesita Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 58 species recorded across 12 survey years, still active.

58Species 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 →
12Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
2005–2024Span
3Observers

Bird Species Found on Colorado Mesita

Top 40 of 58 species by most recent count. Each links to its species trend.

Species recorded on the Mesita 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
Horned LarkAlaudidae1212024-36%2007
Western MeadowlarkIcteridae472024+252%2007
Common RavenCorvidae322024+165%2007
Vesper SparrowPasserellidae242024+64%2007
Mourning DoveColumbidae222024+286%2007
Sage ThrasherMimidae192024-22%2007
Brewer's SparrowPasserellidae162024-71%2007
Common NighthawkCaprimulgidae112024-35%2007
House SparrowPasseridae112024+58%2017
Swainson's HawkAccipitridae92024+100%2007
Sagebrush SparrowPasserellidae82024+44%2022
Cliff SwallowHirundinidae62024+31%2007
Black-billed MagpieCorvidae52024-54%2007
Lark BuntingPasserellidae52024+160%2007
Tree SwallowHirundinidae52009+400%2008
Rock PigeonColumbidae42024+5%2009
Red-tailed HawkAccipitridae42024+11%2008
Red-winged BlackbirdIcteridae42024+0%2008
Northern MockingbirdMimidae42024+229%2010
Say's PhoebeTyrannidae32024+43%2008
House FinchFringillidae32023-40%2022
Mountain PloverCharadriidae22024-67%2005
American CrowCorvidae22011-71%2007
Brown-headed CowbirdIcteridae22022+50%2006
Common GrackleIcteridae22006-83%2005
Northern HarrierAccipitridae22008n/an/a
Mountain BluebirdTurdidae22024-67%2017
Canada GooseAnatidae22021n/an/a
Yellow-headed BlackbirdIcteridae22022n/an/a
Hairy WoodpeckerPicidae22023n/an/a
Great Blue HeronArdeidae12005n/an/a
KilldeerCharadriidae12022-40%2007
European StarlingSturnidae12024-81%2008
Brewer's BlackbirdIcteridae12023-85%2006
Barn SwallowHirundinidae12023-11%2007
Northern Rough-winged SwallowHirundinidae12022+0%2005
Loggerhead ShrikeLaniidae12017-33%2006
Burrowing OwlStrigidae12010+0%2006
Cassin's SparrowPasserellidae12017-93%2006
Yellow WarblerParulidae12006n/an/a

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