BirdAnalyst
Species · BCR 27 · BBS 2025 Release · 1966–2024

American Coot In Southeastern Coastal Plain

All regionsSoutheastern Coastal PlainWetland birds

American Coot in Southeastern Coastal Plain has collapsed: down 79% on the route-weighted index since 1969.

-79%Since 1969TrendPercent 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 →
20Routes In RegionSurvey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
32YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable SignalsNotable signalsLong-arc shifts the engine flags automatically — sustained declines or increases large enough to stand out from year-to-year noise.Full methodology →

No notable trend signals for American Coot in Southeastern Coastal Plain. See the full index history below.

American Coot In Southeastern Coastal Plain Population Forecast

If the recent trend holds, American Coot in Southeastern Coastal Plain is projected to stay roughly flat through 2023, near 0.00 (95% range 0.00–0.08). A 5-year backtest shows a typical error of ±139.5%, with 100% of held-out values landing inside the 95% band.

n/aChange by 2023TrendPercent 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 →
0.00Projected 2023 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →
0.00–0.0895% range95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →
±139.5%Backtest errorBacktest errorTypical error when we hold out the most recent years, forecast them, and compare to what actually happened. Lower means a more trustworthy projection.Full methodology →
If the recent trend holds, American Coot in Southeastern Coastal Plain is projected to stay roughly flat through 2023, near 0.00 (95% range 0.00–0.08). A 5-year backtest shows a typical error of ±139.5%, with 100% of held-out values landing inside the 95% band.19662023
Projection of the recent trend (dashed) with 80/95% bands — a projection, not a prediction. Habitat, climate, and land use are not modeled.
YearProjected indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →95% low95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →95% high95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →
20190.010.000.09
20200.010.000.09
20210.000.000.09
20220.000.000.08
20230.000.000.08

Routes In Southeastern Coastal Plain

Routes recording American Coot in Southeastern Coastal Plain.
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 →
LovedaleFLORIDA52007
GreensboroALABAMA41996
Alabama PtALABAMA41972
HumboldtTENNESSEE31978
Ft Waltn BchFLORIDA22005
MiccosukeeFLORIDA21969
Dauphin IsALABAMA11988
BloctonALABAMA11971
Dauphin Is 2ALABAMA11999
Broad BranchFLORIDA11971
SandersonFLORIDA12004
PinettaFLORIDA12015
Laurel HillFLORIDA12018
Seminole Hills 2FLORIDA12014
St Vincent IFLORIDA12015
MaconGEORGIA11981
CorinthMISSISSIPPI12012
MaconMISSISSIPPI12012
LatimerMISSISSIPPI12011
MerrimonNORTH-CAROLINA12009

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.