BirdAnalyst
BBS Route · Florida · BCR 31

Green Swamp Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 83 species recorded across 33 survey years, still active.

83Species 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 →
33Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1987–2025Span
5Observers

Bird Species Found on Florida Green Swamp

Top 40 of 83 species by most recent count. Each links to its species trend.

Species recorded on the Green Swamp 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
Carolina WrenTroglodytidae312025-60%1990
Common YellowthroatParulidae302025-58%1990
Red-bellied WoodpeckerPicidae192025+6%1990
Great Crested FlycatcherTyrannidae182025-19%1990
White-eyed VireoVireonidae182025-62%1990
Mourning DoveColumbidae162025+28%1990
Red-shouldered HawkAccipitridae152025+11%1990
Tufted TitmouseParidae152025-14%1990
Northern ParulaParulidae142025+31%1990
Eastern TowheePasserellidae122025-81%1990
Carolina ChickadeeParidae122025+24%1990
Glossy IbisThreskiornithidae102001+900%1997
Downy WoodpeckerPicidae92025+40%1990
Blue-gray GnatcatcherPolioptilidae92025+75%1990
Northern BobwhiteOdontophoridae72025-42%1990
Barred OwlStrigidae72025-9%1990
Chuck-will's-widowCaprimulgidae72025+25%1990
Northern CardinalCardinalidae72025-66%1990
White IbisThreskiornithidae62024-50%1990
Western Cattle-EgretArdeidae62017-82%1990
American CrowCorvidae62025-54%1990
Yellow-throated VireoVireonidae62025+67%1992
Wild TurkeyPhasianidae52023-47%1991
Bachman's SparrowPasserellidae52025-75%1990
Turkey VultureCathartidae42022-57%1990
Pine WarblerParulidae42025-82%1990
Wood DuckAnatidae32011+100%1991
Yellow-billed CuckooCuculidae32025+25%1992
Common GrackleIcteridae32016-81%1992
Red-eyed VireoVireonidae32021+250%1990
Brown-headed NuthatchSittidae32025+250%1990
Boat-tailed GrackleIcteridae32010-50%1998
Red-headed WoodpeckerPicidae32025+0%2003
American Barn OwlTytonidae32006+200%2004
Great Blue HeronArdeidae22023+0%1992
Little Blue HeronArdeidae22018-85%1991
Red-tailed HawkAccipitridae22011+100%1987
Common NighthawkCaprimulgidae22025-50%1990
Red-winged BlackbirdIcteridae22011-38%1992
Eastern MeadowlarkIcteridae22025-55%1991

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