Species · South Carolina · BBS 2025 Release · 1966–2024
Louisiana Waterthrush Population Trend in South Carolina
Louisiana Waterthrush in South Carolina has declined: down 35% on the route-weighted index since 1968.
-35%Since 1968
27Routes In State
43Years
Notable Louisiana Waterthrush Trends in South Carolina
No notable trend signals for Louisiana Waterthrush in South Carolina. See the full index history below.
Louisiana Waterthrush Population Forecast in South Carolina
If the recent trend holds, Louisiana Waterthrush in South Carolina is projected to stay roughly flat through 2029, near 0.08 (95% range 0.00–0.36). A 5-year backtest shows a typical error of ±123%, with 100% of held-out values landing inside the 95% band.
n/aChange by 2029
0.08Projected 2029 index
0.00–0.3695% range
±123%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.09 | 0.00 | 0.37 |
| 2026 | 0.09 | 0.00 | 0.37 |
| 2027 | 0.09 | 0.00 | 0.37 |
| 2028 | 0.08 | 0.00 | 0.36 |
| 2029 | 0.08 | 0.00 | 0.36 |
Louisiana Waterthrush Survey Routes in South Carolina
| Mount Pisgah | 2 | 2021 | 1998 |
| Bennettsville | 2 | 2000 | 2000 |
| Rome | 1 | 2012 | 2000 |
| Sandhills | 1 | 2022 | 2022 |
| Coward | 1 | 1987 | 1987 |
| Foreston | 1 | 1978 | 1973 |
| New Holland | 1 | 1980 | 1967 |
| Wagener | 1 | 1993 | 1968 |
| Dillon | 1 | 2000 | 2000 |
| Bishopville | 1 | 1985 | 1978 |
| Little Mtn | 1 | 1985 | 1966 |
| Salem Xrd | 1 | 2019 | 1984 |
| Owings | 1 | 1997 | 1996 |
| Barton Creek | 1 | 1994 | 1994 |
| Boiling Spgs | 1 | 1976 | 1976 |
| Plum Branch | 1 | 2022 | 1979 |
| Whitmire | 1 | 2024 | 2024 |
| Ridgeway | 1 | 2011 | 2010 |
| Salem | 1 | 2019 | 2019 |
| Blacksburg | 1 | 1999 | 1998 |
| Greenwood | 1 | 2017 | 2003 |
| Joanna | 1 | 2002 | 2002 |
| Olar | 1 | 2008 | 2000 |
| Battlecreek | 1 | 2002 | 1999 |
| Adams Run | 1 | 1988 | 1988 |
Louisiana Waterthrush Population Trend in Other States
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.