Species · Alaska · BBS 2025 Release · 1966–2024
Hudsonian Godwit Population Trend in Alaska
Hudsonian Godwit in Alaska has fallen sharply: down 53% on the route-weighted index since 1994.
-53%Since 1994
5Routes In State
25Years
Notable Hudsonian Godwit Trends in Alaska
long arc declinecomputed index
Hudsonian Godwit has fallen sharply in Alaska: down 53% on the route-weighted index since 1994.
Hudsonian Godwit Population Forecast in Alaska
If the recent trend holds, Hudsonian Godwit in Alaska is projected to stay roughly flat through 2023, near 0.02 (95% range 0.00–0.07). A 5-year backtest shows a typical error of ±47.7%, with 100% of held-out values landing inside the 95% band.
n/aChange by 2023
0.02Projected 2023 index
0.00–0.0795% range
±47.7%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2019 | 0.03 | 0.00 | 0.07 |
| 2020 | 0.03 | 0.00 | 0.07 |
| 2021 | 0.03 | 0.00 | 0.07 |
| 2022 | 0.03 | 0.00 | 0.07 |
| 2023 | 0.02 | 0.00 | 0.07 |
Hudsonian Godwit Survey Routes in Alaska
| Gweek River | 3 | 2001 | 1994 |
| King Salmon | 2 | 2018 | 1994 |
| Anvik River | 1 | 2014 | 2014 |
| Tupuknuk | 1 | 1995 | 1995 |
| Petersville | 1 | 2010 | 1992 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.