Species · Alaska · BBS 2025 Release · 1966–2024
Brown Creeper Population Trend in Alaska
Brown Creeper in Alaska has fallen sharply: down 61% on the route-weighted index since 1982.
-61%Since 1982
45Routes In State
43Years
Notable Brown Creeper Trends in Alaska
long arc declinecomputed index
Brown Creeper has fallen sharply in Alaska: down 61% on the route-weighted index since 1982.
Brown Creeper Population Forecast in Alaska
If the recent trend holds, Brown Creeper in Alaska is projected to fall about 41% by 2029 — from 0.40 in 2024 to a central estimate of 0.24 (95% range 0.00–0.76). A 5-year backtest shows a typical error of ±19%, with 100% of held-out values landing inside the 95% band.
-41%Change by 2029
0.24Projected 2029 index
0.00–0.7695% range
±19%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.24 | 0.00 | 0.77 |
| 2026 | 0.24 | 0.00 | 0.77 |
| 2027 | 0.24 | 0.00 | 0.76 |
| 2028 | 0.24 | 0.00 | 0.76 |
| 2029 | 0.24 | 0.00 | 0.76 |
Brown Creeper Survey Routes in Alaska
| Craig | 13 | 2018 | 1997 |
| Kuiu Island | 5 | 2010 | 2009 |
| Hope | 5 | 2024 | 1994 |
| Mitkof Isle | 5 | 2024 | 1988 |
| Beaver Creek | 4 | 1977 | 1977 |
| Zarembo | 4 | 2022 | 2000 |
| Hyder | 4 | 1994 | 1994 |
| Thorne Bay 2 | 4 | 2024 | 2021 |
| Swan Lake Rd | 4 | 2023 | 2001 |
| Sitka | 3 | 2015 | 1994 |
| Yakutat | 3 | 2024 | 1993 |
| Juneau | 2 | 2023 | 1984 |
| Hoonah | 2 | 2024 | 1993 |
| Kalifonsky | 2 | 2018 | 1982 |
| Ft. Richrdsn | 2 | 2022 | 1994 |
| Cordova | 2 | 2021 | 1983 |
| Dillingham | 2 | 2019 | 2019 |
| Harlequin L. | 2 | 2024 | 1993 |
| Circle | 1 | 1993 | 1993 |
| Chiniak | 1 | 2024 | 1987 |
| Stikine River | 1 | 2010 | 2010 |
| Chena Hot Spring 2 | 1 | 2019 | 2019 |
| Burma Road | 1 | 2024 | 1998 |
| Skilak Lake | 1 | 1977 | 1977 |
| Juneau Alt | 1 | 1984 | 1984 |
Brown Creeper Population Trend in Other States
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Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.