Species · BCR 14 · BBS 2025 Release · 1966–2024
Palm Warbler In Atlantic Northern Forest
Palm Warbler in Atlantic Northern Forest has risen sharply: up 68% on the route-weighted index since 1977.
+68%Since 1977
33Routes In Region
34Years
Notable Signals
No notable trend signals for Palm Warbler in Atlantic Northern Forest. See the full index history below.
Forecast
If the recent trend holds, Palm Warbler in Atlantic Northern Forest is projected to stay roughly flat through 2027, near 0.06 (95% range 0.00–0.16). A 5-year backtest shows a typical error of ±382.3%, with 100% of held-out values landing inside the 95% band.
n/aChange by 2027
0.06Projected 2027 index
0.00–0.1695% range
±382.3%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2023 | 0.06 | 0.00 | 0.16 |
| 2024 | 0.06 | 0.00 | 0.16 |
| 2025 | 0.06 | 0.00 | 0.16 |
| 2026 | 0.06 | 0.00 | 0.16 |
| 2027 | 0.06 | 0.00 | 0.16 |
Routes In Atlantic Northern Forest
| Clayton Lake 2 | MAINE | 9 | 2011 |
| Wytopitlock | MAINE | 6 | 1998 |
| Baker Lake | MAINE | 4 | 2005 |
| Clayton Lake | MAINE | 2 | 2001 |
| Big Twenty | MAINE | 2 | 2007 |
| Biddeford | MAINE | 1 | 1976 |
| Wilson Mills | MAINE | 1 | 2022 |
| Greenwood | MAINE | 1 | 2006 |
| Reeds | MAINE | 1 | 1993 |
| Hermon | MAINE | 1 | 2011 |
| Eastbrook | MAINE | 1 | 1994 |
| Hancock | MAINE | 1 | 2010 |
| Aurora | MAINE | 1 | 2009 |
| Northfield | MAINE | 1 | 1981 |
| Carrying Pl | MAINE | 1 | 2015 |
| Charleston | MAINE | 1 | 2008 |
| Seboomook Lk | MAINE | 1 | 2008 |
| Greenville | MAINE | 1 | 1998 |
| Benedicta | MAINE | 1 | 2016 |
| Medway | MAINE | 1 | 2017 |
| Grnd Lk Strm | MAINE | 1 | 2000 |
| Ludlow | MAINE | 1 | 1998 |
| Horse Mtn | MAINE | 1 | 2001 |
| St David | MAINE | 1 | 2004 |
| Weeks Brook | MAINE | 1 | 2007 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.