Species · BCR 23 · BBS 2025 Release · 1966–2024
Louisiana Waterthrush In Prairie Hardwood Transition
Louisiana Waterthrush in Prairie Hardwood Transition has declined: down 43% on the route-weighted index since 1980.
-43%Since 1980
12Routes In Region
31Years
Notable Signals
No notable trend signals for Louisiana Waterthrush in Prairie Hardwood Transition. See the full index history below.
Forecast
If the recent trend holds, Louisiana Waterthrush in Prairie Hardwood Transition is projected to stay roughly flat through 2028, near 0.01 (95% range 0.00–0.03). A 5-year backtest shows a typical error of ±46.5%, with 100% of held-out values landing inside the 95% band.
n/aChange by 2028
0.01Projected 2028 index
0.00–0.0395% range
±46.5%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2024 | 0.01 | 0.00 | 0.03 |
| 2025 | 0.01 | 0.00 | 0.03 |
| 2026 | 0.01 | 0.00 | 0.03 |
| 2027 | 0.01 | 0.00 | 0.03 |
| 2028 | 0.01 | 0.00 | 0.03 |
Routes In Prairie Hardwood Transition
| Indiana Dune | INDIANA | 1 | 2023 |
| Bravo | MICHIGAN | 1 | 2010 |
| Belding | MICHIGAN | 1 | 1983 |
| Monterey | MICHIGAN | 1 | 2011 |
| Remus | MICHIGAN | 1 | 1997 |
| New Buffalo | MICHIGAN | 1 | 2009 |
| Almena | MICHIGAN | 1 | 2013 |
| Caledonia 2 | MINNESOTA | 1 | 2021 |
| Hatfield | WISCONSIN | 1 | 1972 |
| Mather | WISCONSIN | 1 | 1974 |
| Manitowoc | WISCONSIN | 1 | 1980 |
| Gresham | WISCONSIN | 1 | 2001 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.