Species · Nebraska · BBS 2025 Release · 1966–2024
Sora Population Trend in Nebraska
Sora in Nebraska has declined: down 49% on the route-weighted index since 1990.
-49%Since 1990
13Routes In State
21Years
Notable Sora Trends in Nebraska
No notable trend signals for Sora in Nebraska. See the full index history below.
Sora Population Forecast in Nebraska
If the recent trend holds, Sora in Nebraska is projected to rise about 98% by 2029 — from 0.08 in 2024 to a central estimate of 0.16 (95% range 0.00–0.51). A 5-year backtest shows a typical error of ±54.3%, with 80% of held-out values landing inside the 95% band.
+98%Change by 2029
0.16Projected 2029 index
0.00–0.5195% range
±54.3%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.15 | 0.00 | 0.50 |
| 2026 | 0.16 | 0.00 | 0.51 |
| 2027 | 0.16 | 0.00 | 0.51 |
| 2028 | 0.16 | 0.00 | 0.51 |
| 2029 | 0.16 | 0.00 | 0.51 |
Sora Survey Routes in Nebraska
Sora Population Trend in Other States
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.