Species · Georgia · BBS 2025 Release · 1966–2024
Anhinga Population Trend in Georgia
Anhinga in Georgia has declined: down 27% on the route-weighted index since 1968.
-27%Since 1968
54Routes In State
53Years
Notable Anhinga Trends in Georgia
No notable trend signals for Anhinga in Georgia. See the full index history below.
Anhinga Population Forecast in Georgia
If the recent trend holds, Anhinga in Georgia is projected to fall about 28% by 2029 — from 0.46 in 2024 to a central estimate of 0.33 (95% range 0.00–0.81). A 5-year backtest shows a typical error of ±43.2%, with 80% of held-out values landing inside the 95% band.
-28%Change by 2029
0.33Projected 2029 index
0.00–0.8195% range
±43.2%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.32 | 0.00 | 0.80 |
| 2026 | 0.32 | 0.00 | 0.80 |
| 2027 | 0.32 | 0.00 | 0.81 |
| 2028 | 0.33 | 0.00 | 0.81 |
| 2029 | 0.33 | 0.00 | 0.81 |
Anhinga Survey Routes in Georgia
| Darien | 36 | 2019 | 1966 |
| Riceboro | 14 | 2006 | 2006 |
| Owensboro | 10 | 2023 | 2012 |
| Newton | 4 | 2024 | 1977 |
| Shiloh | 4 | 2024 | 2012 |
| Fitzgerald | 3 | 2024 | 1985 |
| Weber | 3 | 2024 | 2013 |
| Pineora | 3 | 2017 | 1994 |
| Harrietts Bl | 2 | 2023 | 1992 |
| Baxley | 2 | 2019 | 1967 |
| Wrightsville | 2 | 2015 | 2015 |
| Hawkinsville | 2 | 2024 | 1976 |
| Henderson | 2 | 2024 | 2007 |
| Doles | 2 | 2019 | 1998 |
| Lacross | 2 | 1999 | 1989 |
| Tarver | 2 | 1997 | 1997 |
| Glenmore | 2 | 2016 | 2016 |
| Okefenokee | 1 | 1975 | 1975 |
| Stockton | 1 | 2023 | 1979 |
| Fowlstown | 1 | 2015 | 1976 |
| Everett City | 1 | 2018 | 1976 |
| Cuthbert | 1 | 2022 | 1974 |
| Guyton | 1 | 1993 | 1983 |
| Nashville | 1 | 2024 | 1975 |
| Cartersville | 1 | 1982 | 1982 |
Anhinga Population Trend in Other States
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.