Species · BCR 14 · BBS 2025 Release · 1966–2024
Blue-winged Warbler In Atlantic Northern Forest
Blue-winged Warbler in Atlantic Northern Forest has held roughly steady: up 4% on the route-weighted index since 1969.
+4%Since 1969
23Routes In Region
49Years
Notable Signals
No notable trend signals for Blue-winged Warbler in Atlantic Northern Forest. See the full index history below.
Forecast
If the recent trend holds, Blue-winged Warbler in Atlantic Northern Forest is projected to stay roughly flat through 2029, near 0.01 (95% range 0.00–0.08). A 5-year backtest shows a typical error of ±50%, with 100% of held-out values landing inside the 95% band.
n/aChange by 2029
0.01Projected 2029 index
0.00–0.0895% range
±50%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.02 | 0.00 | 0.08 |
| 2026 | 0.01 | 0.00 | 0.08 |
| 2027 | 0.01 | 0.00 | 0.08 |
| 2028 | 0.01 | 0.00 | 0.08 |
| 2029 | 0.01 | 0.00 | 0.08 |
Routes In Atlantic Northern Forest
| Newcomb | NEW-YORK | 3 | 2013 |
| New Hartford | CONNECTICUT | 2 | 1987 |
| Hopkinton | NEW-HAMPSHIRE | 2 | 1996 |
| Kasoag | NEW-YORK | 2 | 1993 |
| Fletcher | VERMONT | 2 | 2022 |
| New Hartford | CONNECTICUT | 1 | 2006 |
| N Orange | MASSACHUSETTS | 1 | 1999 |
| Cummington | MASSACHUSETTS | 1 | 1997 |
| Chesterfield | MASSACHUSETTS | 1 | 1996 |
| Cheshire | MASSACHUSETTS | 1 | 1991 |
| Pittsfield | MASSACHUSETTS | 1 | 2006 |
| Sheffield | MASSACHUSETTS | 1 | 2013 |
| Monterey | MASSACHUSETTS | 1 | 2024 |
| Cummington 2 | MASSACHUSETTS | 1 | 2022 |
| Fitzwilliam | NEW-HAMPSHIRE | 1 | 1982 |
| Concord | NEW-HAMPSHIRE | 1 | 1998 |
| Mt Chocorua | NEW-HAMPSHIRE | 1 | 1975 |
| Franconia | NEW-HAMPSHIRE | 1 | 1968 |
| Petersburg | NEW-YORK | 1 | 2010 |
| Highmarket | NEW-YORK | 1 | 1984 |
| Underwood 2 | NEW-YORK | 1 | 2009 |
| S Wallingfrd | VERMONT | 1 | 1999 |
| W Rutland | VERMONT | 1 | 2017 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.