Species · BCR 28 · BBS 2025 Release · 1966–2024
Hairy Woodpecker In Appalachian Mountains
Hairy Woodpecker in Appalachian Mountains has surged: up 127% on the route-weighted index since 1968.
+127%Since 1968
390Routes In Region
58Years
Notable Signals
long arc increasecomputed index
Hairy Woodpecker has surged in Appalachian Mountains: up 127% on the route-weighted index since 1968.
Forecast
If the recent trend holds, Hairy Woodpecker in Appalachian Mountains is projected to stay roughly flat through 2029, near 0.86 (95% range 0.69–1.0). A 5-year backtest shows a typical error of ±12%, with 100% of held-out values landing inside the 95% band.
+2%Change by 2029
0.86Projected 2029 index
0.69–1.095% range
±12%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.83 | 0.66 | 1.00 |
| 2026 | 0.84 | 0.67 | 1.0 |
| 2027 | 0.84 | 0.68 | 1.0 |
| 2028 | 0.85 | 0.68 | 1.0 |
| 2029 | 0.86 | 0.69 | 1.0 |
Routes In Appalachian Mountains
| Cumberlnd Gp | KENTUCKY | 7 | 2018 |
| Poyntelle | PENNSYLVANIA | 7 | 2018 |
| Big Meadows | VIRGINIA | 7 | 2024 |
| N Pine Grove | PENNSYLVANIA | 6 | 2024 |
| Front Royal | VIRGINIA | 6 | 2024 |
| Kemah Lake | NEW-JERSEY | 5 | 2024 |
| Birmingham | OHIO | 5 | 2024 |
| Eldred | PENNSYLVANIA | 5 | 2022 |
| Bald Eagle | PENNSYLVANIA | 5 | 2021 |
| Ryde | PENNSYLVANIA | 5 | 2005 |
| Fish Springs | TENNESSEE | 5 | 2023 |
| Josephs Mill | WEST-VIRGINIA | 5 | 2024 |
| Glade Run | WEST-VIRGINIA | 5 | 2002 |
| Lakeview | ALABAMA | 4 | 2024 |
| Piney Grove | MARYLAND | 4 | 2024 |
| Dover | NEW-JERSEY | 4 | 2023 |
| Laurens | NEW-YORK | 4 | 2024 |
| Craven Gap | NORTH-CAROLINA | 4 | 1972 |
| Highlands | NORTH-CAROLINA | 4 | 2024 |
| Arnot | PENNSYLVANIA | 4 | 2024 |
| Warrens Mill | PENNSYLVANIA | 4 | 2024 |
| Landisburg | PENNSYLVANIA | 4 | 2023 |
| Hebron | VIRGINIA | 4 | 1995 |
| Yellow Spg | WEST-VIRGINIA | 4 | 2022 |
| Lost River | WEST-VIRGINIA | 4 | 2019 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.