Guild · Nevada · BBS 2025 Release · 1966–2024
Generalists In Nevada
64 species in this guild. As a group they are -4% since 1970.
Guild Signals
No notable trend signals for generalists in Nevada. See the full index history below.
Forecast
If the recent trend holds, Generalists in Nevada is projected to fall about 18% by 2029 — from 4.7 in 2024 to a central estimate of 3.8 (95% range 0.00–9.8). A 5-year backtest shows a typical error of ±14.1%, with 100% of held-out values landing inside the 95% band.
-18%Change by 2029
3.8Projected 2029 index
0.00–9.895% range
±14.1%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 4.0 | 0.00 | 10.0 |
| 2026 | 4.0 | 0.00 | 9.9 |
| 2027 | 3.9 | 0.00 | 9.9 |
| 2028 | 3.9 | 0.00 | 9.8 |
| 2029 | 3.8 | 0.00 | 9.8 |
Member Species In Nevada
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.