BirdAnalyst
BBS Route · Florida · BCR 31

San Antonio Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 103 species recorded across 57 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 →
57Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1967–2025Span
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-EgretArdeidae942025-15%1969
Northern CardinalCardinalidae762025+54%1969
White IbisThreskiornithidae532025+36%1969
American CrowCorvidae392025+19%1969
Tufted TitmouseParidae342025+423%1969
Carolina WrenTroglodytidae322025+121%1969
Northern ParulaParulidae302025+692%1969
Eastern MeadowlarkIcteridae272025-82%1969
Mourning DoveColumbidae242025+6%1969
Great Crested FlycatcherTyrannidae162025+34%1969
Boat-tailed GrackleIcteridae162025-29%1973
Red-shouldered HawkAccipitridae152025+200%1969
Sandhill CraneGruidae142025+250%1970
Red-winged BlackbirdIcteridae142025-89%1969
White-eyed VireoVireonidae142025+104%1969
Red-bellied WoodpeckerPicidae122025-29%1969
Blue JayCorvidae122025-80%1969
Northern MockingbirdMimidae102025-95%1969
Northern BobwhiteOdontophoridae82025-93%1969
Pileated WoodpeckerPicidae82025+233%1971
Fish CrowCorvidae82025-44%1970
Black-bellied Whistling-DuckAnatidae72025+440%2010
Common Ground DoveColumbidae62025-85%1969
Brown ThrasherMimidae62025-52%1969
Eastern BluebirdTurdidae62025-45%1969
Downy WoodpeckerPicidae62025+350%1972
Blue-gray GnatcatcherPolioptilidae62025+450%1979
Rock PigeonColumbidae52021-50%1971
Carolina ChickadeeParidae42025+100%1973
American KestrelFalconidae42024+133%1977
Yellow-throated VireoVireonidae42025+500%1979
Swallow-tailed KiteAccipitridae42025+267%1996
Great Blue HeronArdeidae32023-11%1970
Little Blue HeronArdeidae32025-76%1969
Chimney SwiftApodidae32025-78%1969
Loggerhead ShrikeLaniidae32018-93%1969
Common GallinuleRallidae32017+67%1972
Laughing GullLaridae32006-89%1987
LimpkinAramidae32025+67%2012
White-winged DoveColumbidae32005+200%2004

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