Species · BCR 24 · BBS 2025 Release · 1966–2024
Sedge Wren In Central Hardwoods
Sedge Wren in Central Hardwoods has fallen sharply: down 68% on the route-weighted index since 1973.
-68%Since 1973
12Routes In Region
19Years
Notable Signals
No notable trend signals for Sedge Wren in Central Hardwoods. See the full index history below.
Forecast
If the recent trend holds, Sedge Wren in Central Hardwoods is projected to stay roughly flat through 2022, near 0.01 (95% range 0.00–0.06). A 5-year backtest shows a typical error of ±48.6%, with 80% of held-out values landing inside the 95% band.
n/aChange by 2022
0.01Projected 2022 index
0.00–0.0695% range
±48.6%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2018 | 0.01 | 0.00 | 0.06 |
| 2019 | 0.01 | 0.00 | 0.06 |
| 2020 | 0.01 | 0.00 | 0.06 |
| 2021 | 0.01 | 0.00 | 0.06 |
| 2022 | 0.01 | 0.00 | 0.06 |
Routes In Central Hardwoods
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.