Species · BCR 23 · BBS 2025 Release · 1966–2024
Winter Wren In Prairie Hardwood Transition
Winter Wren in Prairie Hardwood Transition has edged down: down 17% on the route-weighted index since 1971.
-17%Since 1971
24Routes In Region
52Years
Notable Signals
No notable trend signals for Winter Wren in Prairie Hardwood Transition. See the full index history below.
Forecast
If the recent trend holds, Winter Wren in Prairie Hardwood Transition is projected to stay roughly flat through 2029, near 0.02 (95% range 0.00–0.07). A 5-year backtest shows a typical error of ±55.9%, with 100% of held-out values landing inside the 95% band.
n/aChange by 2029
0.02Projected 2029 index
0.00–0.0795% range
±55.9%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.03 | 0.00 | 0.07 |
| 2026 | 0.03 | 0.00 | 0.07 |
| 2027 | 0.02 | 0.00 | 0.07 |
| 2028 | 0.02 | 0.00 | 0.07 |
| 2029 | 0.02 | 0.00 | 0.07 |
Routes In Prairie Hardwood Transition
| Esdaile | WISCONSIN | 3 | 1975 |
| Wis Rapids | WISCONSIN | 2 | 2022 |
| Casco | WISCONSIN | 2 | 2023 |
| Scottville | MICHIGAN | 1 | 2023 |
| Big Rapids | MICHIGAN | 1 | 1988 |
| Remus | MICHIGAN | 1 | 2023 |
| Hungerford | MICHIGAN | 1 | 2017 |
| Money Creek | MINNESOTA | 1 | 1975 |
| Loraine | WISCONSIN | 1 | 1979 |
| Cumberland | WISCONSIN | 1 | 1998 |
| Weyerhauser | WISCONSIN | 1 | 1995 |
| Holway | WISCONSIN | 1 | 1976 |
| Merrill | WISCONSIN | 1 | 2024 |
| Unity | WISCONSIN | 1 | 1975 |
| Mather | WISCONSIN | 1 | 2000 |
| Elderon | WISCONSIN | 1 | 1999 |
| Manawa | WISCONSIN | 1 | 2005 |
| Oconto Falls | WISCONSIN | 1 | 2022 |
| Clintonville | WISCONSIN | 1 | 1988 |
| Manitowoc | WISCONSIN | 1 | 2019 |
| N Freedom | WISCONSIN | 1 | 1997 |
| Stetsonville | WISCONSIN | 1 | 1991 |
| Gresham | WISCONSIN | 1 | 2018 |
| Grimms | WISCONSIN | 1 | 2021 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.