Species · BCR 25 · BBS 2025 Release · 1966–2024
Black-bellied Whistling-Duck In West Gulf Coastal Plain / Ouachitas
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
| Chandler 2 | TEXAS | 6 | 2009 |
| Derry 2 | LOUISIANA | 4 | 2024 |
| Liberty Hill | TEXAS | 4 | 2021 |
| Town Bluff | TEXAS | 3 | 2024 |
| Diboll | TEXAS | 3 | 2024 |
| Mt. Selman | TEXAS | 3 | 2015 |
| Ashdown | ARKANSAS | 2 | 2018 |
| Coal Hill | ARKANSAS | 2 | 2019 |
| Lockesburg | ARKANSAS | 2 | 2018 |
| Longstreet | LOUISIANA | 2 | 2024 |
| Cheniere | LOUISIANA | 2 | 2024 |
| Goodwater | OKLAHOMA | 2 | 2017 |
| Union Hill | TEXAS | 2 | 2024 |
| Neches Bith | TEXAS | 2 | 2016 |
| Stamps | ARKANSAS | 1 | 2023 |
| Evelyn | LOUISIANA | 1 | 2021 |
| Enterprise | LOUISIANA | 1 | 2023 |
| Livingston | TEXAS | 1 | 2024 |
| New Waverly | TEXAS | 1 | 2024 |
| Athens | TEXAS | 1 | 2014 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.