Species · Alaska · BBS 2025 Release · 1966–2024
Snow Bunting Population Trend in Alaska
Snow Bunting in Alaska has surged: up 252% on the route-weighted index since 1986.
+252%Since 1986
5Routes In State
19Years
Notable Snow Bunting Trends in Alaska
long arc increasecomputed index
Snow Bunting has surged in Alaska: up 252% on the route-weighted index since 1986.
Snow Bunting Population Forecast in Alaska
If the recent trend holds, Snow Bunting in Alaska is projected to fall about 26% by 2028 — from 0.89 in 2023 to a central estimate of 0.66 (95% range 0.06–1.3). A 5-year backtest shows a typical error of ±778.4%, with 0% of held-out values landing inside the 95% band.
-26%Change by 2028
0.66Projected 2028 index
0.06–1.395% range
±778.4%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2024 | 0.61 | 0.01 | 1.2 |
| 2025 | 0.62 | 0.02 | 1.2 |
| 2026 | 0.63 | 0.04 | 1.2 |
| 2027 | 0.65 | 0.05 | 1.2 |
| 2028 | 0.66 | 0.06 | 1.3 |
Snow Bunting Survey Routes in Alaska
| Utqiagvik | 59 | 2023 | 2021 |
| Galbraith L. | 4 | 1993 | 1993 |
| Adak | 4 | 2001 | 1984 |
| Teller | 2 | 2017 | 2017 |
| Council | 1 | 2018 | 2000 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.