Species · Ohio · BBS 2025 Release · 1966–2024
Louisiana Waterthrush Population Trend in Ohio
Louisiana Waterthrush in Ohio has surged: up 941% on the route-weighted index since 1968.
+941%Since 1968
40Routes In State
55Years
Notable Louisiana Waterthrush Trends in Ohio
long arc increasecomputed index
Louisiana Waterthrush has surged in Ohio: up 941% on the route-weighted index since 1968.
Louisiana Waterthrush Population Forecast in Ohio
If the recent trend holds, Louisiana Waterthrush in Ohio is projected to fall about 12% by 2029 — from 0.74 in 2024 to a central estimate of 0.65 (95% range 0.39–0.91). A 5-year backtest shows a typical error of ±32.3%, with 40% of held-out values landing inside the 95% band.
-12%Change by 2029
0.65Projected 2029 index
0.39–0.9195% range
±32.3%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.61 | 0.35 | 0.87 |
| 2026 | 0.62 | 0.36 | 0.88 |
| 2027 | 0.63 | 0.37 | 0.89 |
| 2028 | 0.64 | 0.38 | 0.90 |
| 2029 | 0.65 | 0.39 | 0.91 |
Louisiana Waterthrush Survey Routes in Ohio
| Zaleski S.F. | 8 | 2024 | 1992 |
| Mohican S.F. | 5 | 2024 | 1992 |
| Ray | 3 | 2024 | 1992 |
| New Marshfld | 3 | 2024 | 1966 |
| Rome | 3 | 2024 | 1979 |
| Tar Hollow | 2 | 2024 | 1992 |
| Enon | 2 | 2022 | 1985 |
| Coal Run | 2 | 1992 | 1969 |
| Keene | 2 | 2002 | 2000 |
| Wayne N.F. | 1 | 2024 | 1992 |
| Shawnee S.F. | 1 | 2000 | 1992 |
| Scioto Trail | 1 | 2007 | 1992 |
| Tick Ridge | 1 | 2019 | 1998 |
| Pike S.F. | 1 | 2013 | 1992 |
| Middlefield | 1 | 2013 | 2005 |
| Strongsville | 1 | 1974 | 1974 |
| Stonecreek | 1 | 2022 | 2001 |
| Lenox | 1 | 1979 | 1979 |
| Birmingham | 1 | 2024 | 1988 |
| Petersburg | 1 | 2005 | 2005 |
| Meadowbrook | 1 | 2000 | 2000 |
| Baxter Ridge | 1 | 2014 | 2014 |
| Newcomerstwn | 1 | 1992 | 1989 |
| Dresden | 1 | 2024 | 1991 |
| South Olive | 1 | 2024 | 1993 |
Louisiana Waterthrush Population Trend in Other States
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.