BirdAnalyst
BBS Route · Colorado · BCR 16

Mesita Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 58 species recorded across 13 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 →
13Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
2005–2025Span
4Observers

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 LarkAlaudidae862025-44%2007
Brewer's SparrowPasserellidae162024-71%2007
Common RavenCorvidae122025+100%2007
Western MeadowlarkIcteridae102025+226%2007
Lark BuntingPasserellidae92025+180%2007
Cliff SwallowHirundinidae82025+27%2007
Sagebrush SparrowPasserellidae82024+44%2022
Mourning DoveColumbidae72025+238%2007
Black-billed MagpieCorvidae52024-54%2007
Common GrackleIcteridae52025-58%2005
Tree SwallowHirundinidae52009+400%2008
Rock PigeonColumbidae42024+5%2009
Red-tailed HawkAccipitridae42024+11%2008
Swainson's HawkAccipitridae42025+73%2007
Common NighthawkCaprimulgidae42025-35%2007
Sage ThrasherMimidae42025-58%2007
Red-winged BlackbirdIcteridae42024+0%2008
European StarlingSturnidae32025-78%2008
Say's PhoebeTyrannidae32025+14%2008
House FinchFringillidae32023-40%2022
Mountain PloverCharadriidae22024-67%2005
Brown-headed CowbirdIcteridae22022+50%2006
Vesper SparrowPasserellidae22025+3%2007
Northern Rough-winged SwallowHirundinidae22025+50%2008
Northern HarrierAccipitridae22008n/an/a
Northern MockingbirdMimidae22025+29%2010
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
American CrowCorvidae12025-71%2007
Brewer's BlackbirdIcteridae12023-85%2006
Barn SwallowHirundinidae12023-11%2007
Loggerhead ShrikeLaniidae12017-33%2006
Burrowing OwlStrigidae12010+0%2006
Cassin's SparrowPasserellidae12017-93%2006
Yellow WarblerParulidae12006n/an/a
Golden EagleAccipitridae12024+50%2010

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