BirdAnalyst
Species · BCR 25 · BBS 2025 Release · 1966–2024

Black-bellied Whistling-Duck In West Gulf Coastal Plain / Ouachitas

All regionsWest Gulf Coastal Plain / OuachitasWaterfowl

Black-bellied Whistling-Duck in West Gulf Coastal Plain / Ouachitas has surged: up 274% on the route-weighted index since 2010.

+274%Since 2010
20Routes In Region
16Years

Notable Signals

long arc increasecomputed index

Black-bellied Whistling-Duck has surged in West Gulf Coastal Plain / Ouachitas: up 274% on the route-weighted index since 2010.

Routes In West Gulf Coastal Plain / Ouachitas

Routes recording Black-bellied Whistling-Duck in West Gulf Coastal Plain / Ouachitas.
Chandler 2TEXAS62009
Derry 2LOUISIANA42024
Liberty HillTEXAS42021
Town BluffTEXAS32024
DibollTEXAS32024
Mt. SelmanTEXAS32015
AshdownARKANSAS22018
Coal HillARKANSAS22019
LockesburgARKANSAS22018
LongstreetLOUISIANA22024
CheniereLOUISIANA22024
GoodwaterOKLAHOMA22017
Union HillTEXAS22024
Neches BithTEXAS22016
StampsARKANSAS12023
EvelynLOUISIANA12021
EnterpriseLOUISIANA12023
LivingstonTEXAS12024
New WaverlyTEXAS12024
AthensTEXAS12014

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