BirdAnalyst
Species · BCR 31 · BBS 2025 Release · 1966–2024

Black-bellied Whistling-Duck In Peninsular Florida

All regionsPeninsular FloridaWaterfowl

Black-bellied Whistling-Duck in Peninsular Florida has surged: up 92× on the route-weighted index since 1995.

92×Since 1995
50Routes In Region
30Years

Notable Signals

long arc increasecomputed index

Black-bellied Whistling-Duck has surged in Peninsular Florida: up 92× on the route-weighted index since 1995.

Forecast

If the recent trend holds, Black-bellied Whistling-Duck in Peninsular Florida is projected to stay roughly flat through 2029, near 7.2 (95% range 4.4–10.0). A 5-year backtest shows a typical error of ±14.4%, with 100% of held-out values landing inside the 95% band.

+9%Change by 2029
7.2Projected 2029 index
4.4–10.095% range
±14.4%Backtest error
19932029
Projection of the recent trend (dashed) with 80/95% bands — a projection, not a prediction. Habitat, climate, and land use are not modeled.
YearProjected index95% low95% high
20256.33.59.1
20266.53.89.3
20276.74.09.5
20287.04.29.7
20297.24.410.0

Routes In Peninsular Florida

Routes recording Black-bellied Whistling-Duck in Peninsular Florida.
ClewistonFLORIDA1112023
Wildernes PkFLORIDA502014
Sunniland GrFLORIDA472021
Polk CityFLORIDA422024
Devils GardnFLORIDA372024
St LucieFLORIDA362024
ScottsmoorFLORIDA342024
Shawano 2FLORIDA292011
Lake BuffumFLORIDA222024
Indiantown 2FLORIDA222023
Winter GardnFLORIDA212019
Myakka HeadFLORIDA172011
PalmdaleFLORIDA172018
Myakka Head 2FLORIDA172019
ArbuckleFLORIDA152021
Ridge HarborFLORIDA142024
Mt. OliveFLORIDA132024
Citrus ParkFLORIDA122024
Mabel 2FLORIDA112019
St AugustineFLORIDA102024
SandyFLORIDA102015
Holey LandFLORIDA92023
Island GroveFLORIDA82023
WebbFLORIDA82024
BelmoreFLORIDA72019

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