Species · BCR 21 · BBS 2025 Release · 1966–2024
Verdin In Oaks and Prairies
Verdin in Oaks and Prairies has surged: up 100% on the route-weighted index since 1969.
+100%Since 1969
12Routes In Region
54Years
Notable Signals
long arc increasecomputed index
Verdin has surged in Oaks and Prairies: up 100% on the route-weighted index since 1969.
Forecast
If the recent trend holds, Verdin in Oaks and Prairies is projected to rise about 111% by 2029 — from 0.21 in 2024 to a central estimate of 0.45 (95% range 0.00–0.90). A 5-year backtest shows a typical error of ±292.1%, with 80% of held-out values landing inside the 95% band.
+111%Change by 2029
0.45Projected 2029 index
0.00–0.9095% range
±292.1%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.43 | 0.00 | 0.87 |
| 2026 | 0.43 | 0.00 | 0.88 |
| 2027 | 0.44 | 0.00 | 0.89 |
| 2028 | 0.44 | 0.00 | 0.89 |
| 2029 | 0.45 | 0.00 | 0.90 |
Routes In Oaks and Prairies
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.