Species · Wisconsin · BBS 2025 Release · 1966–2024
Acadian Flycatcher Population Trend in Wisconsin
Acadian Flycatcher in Wisconsin has increased: up 43% on the route-weighted index since 1974.
+43%Since 1974
16Routes In State
34Years
Notable Acadian Flycatcher Trends in Wisconsin
No notable trend signals for Acadian Flycatcher in Wisconsin. See the full index history below.
Acadian Flycatcher Population Forecast in Wisconsin
If the recent trend holds, Acadian Flycatcher in Wisconsin is projected to stay roughly flat through 2029, near 0.03 (95% range 0.00–0.05). A 5-year backtest shows a typical error of ±54.3%, with 80% of held-out values landing inside the 95% band.
n/aChange by 2029
0.03Projected 2029 index
0.00–0.0595% range
±54.3%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.03 | 0.00 | 0.05 |
| 2026 | 0.03 | 0.00 | 0.05 |
| 2027 | 0.03 | 0.00 | 0.05 |
| 2028 | 0.03 | 0.00 | 0.05 |
| 2029 | 0.03 | 0.00 | 0.05 |
Acadian Flycatcher Survey Routes in Wisconsin
| Casco | 3 | 2002 | 2002 |
| N Andover | 2 | 2022 | 2012 |
| Hazel Green | 1 | 1982 | 1982 |
| Hebron | 1 | 2024 | 2024 |
| Paris | 1 | 2018 | 2018 |
| Manawa | 1 | 1988 | 1988 |
| Clintonville | 1 | 2008 | 1999 |
| Holway | 1 | 1968 | 1968 |
| Viroqua | 1 | 2024 | 1980 |
| Rolling Grnd | 1 | 2015 | 2003 |
| N Freedom | 1 | 2024 | 2005 |
| Buena Vista | 1 | 2002 | 2001 |
| Princeton | 1 | 2019 | 2019 |
| Prairie Du Chien | 1 | 2022 | 2005 |
| Highland | 1 | 1998 | 1998 |
| Washington I | 1 | 1975 | 1973 |
Acadian Flycatcher Population Trend in Other States
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.