BirdAnalyst
BBS Route · New Mexico · BCR 35

San Antonio Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 63 species recorded across 3 survey years, no longer active.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 →
3Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1974–1977Span
2Observers

Bird Species Found on New Mexico San Antonio

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

Species recorded on the San Antonio 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
Mourning DoveColumbidae711977-22%1974
Red-winged BlackbirdIcteridae481977-56%1974
Northern MockingbirdMimidae481977+60%1974
Western MeadowlarkIcteridae411977+24%1974
Barn SwallowHirundinidae381977-5%1974
Gambel's QuailOdontophoridae311977+63%1974
House FinchFringillidae261977-62%1974
House SparrowPasseridae261977-62%1974
Black-throated SparrowPasserellidae241977+500%1974
Western KingbirdTyrannidae231977+28%1974
Horned LarkAlaudidae191977+280%1974
Ash-throated FlycatcherTyrannidae171977+467%1974
Brown-headed CowbirdIcteridae171977+13%1974
Cassin's SparrowPasserellidae171977n/an/a
MallardAnatidae161975+220%1974
Blue GrosbeakCardinalidae161977+700%1974
Chihuahuan MeadowlarkIcteridae151977n/an/a
Scaled QuailOdontophoridae111977+450%1974
Great-tailed GrackleIcteridae101977+0%1974
Say's PhoebeTyrannidae91977+125%1974
Turkey VultureCathartidae81977+100%1974
Loggerhead ShrikeLaniidae71977+75%1974
KilldeerCharadriidae61977-25%1974
Bullock's OrioleIcteridae61977-54%1974
Ruddy DuckAnatidae51974n/an/a
American RobinTurdidae51977+400%1975
Lark SparrowPasserellidae51977n/an/a
Lesser GoldfinchFringillidae41975-50%1974
Yellow-breasted ChatIcteriidae41977+300%1974
Snowy EgretArdeidae31977+0%1974
Black-necked StiltRecurvirostridae31974n/an/a
American KestrelFalconidae31977+0%1974
European StarlingSturnidae31977-70%1974
Canyon TowheePasserellidae31974n/an/a
VerdinRemizidae31977+200%1974
Common NighthawkCaprimulgidae31977+50%1975
Blue-winged TealAnatidae21974n/an/a
Cinnamon TealAnatidae21975+100%1974
Northern ShovelerAnatidae21975-71%1974
American CootRallidae21975-80%1974

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