Species · BCR 4 · BBS 2025 Release · 1966–2024
Downy Woodpecker In BCR 4
Downy Woodpecker in BCR 4 has edged down: down 18% on the route-weighted index since 1983.
-18%Since 1983
40Routes In Region
39Years
Notable Signals
No notable trend signals for Downy Woodpecker in BCR 4. See the full index history below.
Forecast
If the recent trend holds, Downy Woodpecker in BCR 4 is projected to fall about 34% by 2029 — from 0.25 in 2024 to a central estimate of 0.16 (95% range 0.00–0.54). A 5-year backtest shows a typical error of ±87.1%, with 60% of held-out values landing inside the 95% band.
-34%Change by 2029
0.16Projected 2029 index
0.00–0.5495% range
±87.1%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.17 | 0.00 | 0.54 |
| 2026 | 0.17 | 0.00 | 0.54 |
| 2027 | 0.17 | 0.00 | 0.54 |
| 2028 | 0.17 | 0.00 | 0.54 |
| 2029 | 0.16 | 0.00 | 0.54 |
Routes In BCR 4
| Ft. Richrdsn | ALASKA | 6 | 2023 |
| Petersville | ALASKA | 4 | 2022 |
| Burma Road | ALASKA | 4 | 2024 |
| Kenny Lake | ALASKA | 3 | 1997 |
| Manley Ht Sp | ALASKA | 3 | 1999 |
| Ruby | ALASKA | 3 | 2021 |
| Nicholai Sl | ALASKA | 2 | 2024 |
| Hather Creek | ALASKA | 2 | 2022 |
| Porcupine R. | ALASKA | 2 | 2000 |
| Eagle | ALASKA | 1 | 2017 |
| Circle | ALASKA | 1 | 2012 |
| Birch Lake | ALASKA | 1 | 2011 |
| Livengood | ALASKA | 1 | 2019 |
| Tower Bluffs | ALASKA | 1 | 2011 |
| Chistochina | ALASKA | 1 | 1998 |
| Goose Bay | ALASKA | 1 | 1982 |
| Skilak Lake | ALASKA | 1 | 1983 |
| Kalifonsky | ALASKA | 1 | 2018 |
| Willow | ALASKA | 1 | 2024 |
| Chena River | ALASKA | 1 | 1988 |
| L Salcha | ALASKA | 1 | 2013 |
| Chena Hot Sp | ALASKA | 1 | 1987 |
| Tonsina | ALASKA | 1 | 2021 |
| Savage | ALASKA | 1 | 2007 |
| Hatcher Pass | ALASKA | 1 | 2014 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.