Species · BCR 13 · BBS 2025 Release · 1966–2024
Worm-eating Warbler In Lower Great Lakes / St. Lawrence Plain
Worm-eating Warbler in Lower Great Lakes / St. Lawrence Plain has held roughly steady: up 0% on the route-weighted index since 1970.
+0%Since 1970
7Routes In Region
39Years
Notable Signals
No notable trend signals for Worm-eating Warbler in Lower Great Lakes / St. Lawrence Plain. See the full index history below.
Forecast
If the recent trend holds, Worm-eating Warbler in Lower Great Lakes / St. Lawrence Plain is projected to stay roughly flat through 2024, near 0.04 (95% range 0.00–0.08). A 5-year backtest shows a typical error of ±33.8%, with 100% of held-out values landing inside the 95% band.
n/aChange by 2024
0.04Projected 2024 index
0.00–0.0895% range
±33.8%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2020 | 0.04 | 0.00 | 0.08 |
| 2021 | 0.04 | 0.00 | 0.08 |
| 2022 | 0.04 | 0.00 | 0.08 |
| 2023 | 0.04 | 0.00 | 0.08 |
| 2024 | 0.04 | 0.00 | 0.08 |
Routes In Lower Great Lakes / St. Lawrence Plain
| Rhinebeck | NEW-YORK | 2 | 2015 |
| W Shokan | NEW-YORK | 2 | 2019 |
| Highland | NEW-YORK | 1 | 1994 |
| Austerlitz | NEW-YORK | 1 | 1998 |
| Catskills | NEW-YORK | 1 | 2010 |
| Lenox | OHIO | 1 | 2010 |
| Harrisville | PENNSYLVANIA | 1 | 1997 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.