BirdAnalyst
BBS Route · Florida · BCR 31

San Antonio Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 103 species recorded across 56 survey years, still active.

103Species 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 →
56Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1967–2024Span
6Observers

Bird Species Found on Florida San Antonio

Top 40 of 103 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
Western Cattle-EgretArdeidae802024-26%1969
American CrowCorvidae632024+10%1969
Mourning DoveColumbidae622024+8%1969
Northern CardinalCardinalidae372024+21%1969
Tufted TitmouseParidae342024+346%1969
Carolina WrenTroglodytidae332024+110%1969
Northern ParulaParulidae322024+685%1969
White-eyed VireoVireonidae192024+104%1969
Eastern BluebirdTurdidae162024-55%1969
Great Crested FlycatcherTyrannidae142024+17%1969
Fish CrowCorvidae142024-31%1970
Eastern MeadowlarkIcteridae142024-85%1969
White IbisThreskiornithidae132024-38%1969
Red-shouldered HawkAccipitridae132024+131%1969
Red-bellied WoodpeckerPicidae122024-20%1969
Blue JayCorvidae122024-78%1969
MallardAnatidae111989n/an/a
Northern MockingbirdMimidae102024-94%1969
Sandhill CraneGruidae92024+180%1970
Downy WoodpeckerPicidae82024+383%1972
Common Ground DoveColumbidae72024-84%1969
Turkey VultureCathartidae62024-68%1969
Red-winged BlackbirdIcteridae62024-94%1969
Yellow-throated VireoVireonidae62024+467%1979
Northern BobwhiteOdontophoridae52024-94%1969
Pileated WoodpeckerPicidae52024+133%1971
Rock PigeonColumbidae52021-50%1971
Blue-gray GnatcatcherPolioptilidae52024+700%1979
Chimney SwiftApodidae42024-71%1969
American KestrelFalconidae42024+133%1977
Swallow-tailed KiteAccipitridae42024+167%1996
Great Blue HeronArdeidae32023-11%1970
Black VultureCathartidae32023-15%1969
Loggerhead ShrikeLaniidae32018-93%1969
Brown ThrasherMimidae32024-69%1969
Carolina ChickadeeParidae32024+100%1973
Yellow-throated WarblerParulidae32023-74%1971
Common GallinuleRallidae32017+67%1972
OspreyPandionidae32024+0%1973
Laughing GullLaridae32006-89%1987

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