Species · BCR 15 · BBS 2025 Release · 1966–2024
Rock Pigeon In Sierra Nevada
Rock Pigeon in Sierra Nevada has edged down: down 23% on the route-weighted index since 1978.
-23%Since 1978
9Routes In Region
39Years
Notable Signals
No notable trend signals for Rock Pigeon in Sierra Nevada. See the full index history below.
Forecast
If the recent trend holds, Rock Pigeon in Sierra Nevada is projected to rise about 82% by 2029 — from 0.16 in 2024 to a central estimate of 0.29 (95% range 0.00–0.78). A 5-year backtest shows a typical error of ±80.7%, with 100% of held-out values landing inside the 95% band.
+82%Change by 2029
0.29Projected 2029 index
0.00–0.7895% range
±80.7%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.29 | 0.00 | 0.78 |
| 2026 | 0.29 | 0.00 | 0.78 |
| 2027 | 0.29 | 0.00 | 0.78 |
| 2028 | 0.29 | 0.00 | 0.78 |
| 2029 | 0.29 | 0.00 | 0.78 |
Routes In Sierra Nevada
| Paxton | CALIFORNIA | 8 | 2022 |
| Bass Lake | CALIFORNIA | 5 | 1983 |
| Silver City | CALIFORNIA | 3 | 1975 |
| Higgins Corn | CALIFORNIA | 3 | 2024 |
| Woodfords | CALIFORNIA | 2 | 1985 |
| Downieville | CALIFORNIA | 2 | 1980 |
| Johnsville | CALIFORNIA | 1 | 1982 |
| Kings Canyon | CALIFORNIA | 1 | 1985 |
| Sattley | CALIFORNIA | 1 | 2016 |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.