Species · Alabama · BBS 2025 Release · 1966–2024
Black Vulture Population Trend in Alabama
Black Vulture in Alabama has surged: up 173% on the route-weighted index since 1968.
+173%Since 1968
95Routes In State
58Years
Notable Black Vulture Trends in Alabama
long arc increasecomputed index
Black Vulture has surged in Alabama: up 173% on the route-weighted index since 1968.
Black Vulture Population Forecast in Alabama
If the recent trend holds, Black Vulture in Alabama is projected to stay roughly flat through 2029, near 3.0 (95% range 1.6–4.5). A 5-year backtest shows a typical error of ±19.8%, with 80% of held-out values landing inside the 95% band.
+7%Change by 2029
3.0Projected 2029 index
1.6–4.595% range
±19.8%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 2.9 | 1.4 | 4.4 |
| 2026 | 3.0 | 1.5 | 4.4 |
| 2027 | 3.0 | 1.5 | 4.5 |
| 2028 | 3.0 | 1.5 | 4.5 |
| 2029 | 3.0 | 1.6 | 4.5 |
Black Vulture Survey Routes in Alabama
| Wheeler Dam | 70 | 2023 | 2012 |
| Epes | 29 | 2024 | 1981 |
| Grove Hill | 23 | 2023 | 1983 |
| Whitehall | 21 | 2024 | 1983 |
| Whitehouse | 20 | 2023 | 1980 |
| Stevenson | 19 | 2024 | 2007 |
| Greensport | 16 | 2024 | 1987 |
| Wedowee | 13 | 2023 | 1996 |
| Castleberry | 12 | 2023 | 1967 |
| Fairview | 12 | 2023 | 1989 |
| Swaim | 9 | 2023 | 1972 |
| Grangeburg | 9 | 2024 | 1969 |
| Wallsboro | 8 | 2021 | 1966 |
| Carrollton | 8 | 2023 | 1993 |
| Liberty | 7 | 2022 | 1983 |
| Wedgeworth | 7 | 2024 | 1984 |
| Vernon | 7 | 2022 | 1998 |
| Citronelle | 7 | 2016 | 1999 |
| St Florian | 6 | 2024 | 1968 |
| Hillsboro | 6 | 1993 | 1967 |
| Harrell | 6 | 2021 | 1972 |
| Latham | 6 | 2000 | 1966 |
| Linden | 5 | 2022 | 1970 |
| Warrior Std | 5 | 2022 | 1969 |
| Mclellan | 5 | 2024 | 1970 |
Black Vulture Population Trend in Other States
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.