Guild · Colorado · BBS 2025 Release · 1966–2024
Game Birds In Colorado
10 species in this guild. As a group they are -97% since 1970.
Guild Signals
guild collapsecomputed index
Game birds as a group have collapsed in Colorado, down 97% since 1970.
Forecast
If the recent trend holds, Game birds in Colorado is projected to fall about 100% by 2029 — from 0.28 in 2024 to a central estimate of 0.00 (95% range 0.00–3.0). A 5-year backtest shows a typical error of ±585.6%, with 100% of held-out values landing inside the 95% band.
-100%Change by 2029
0.00Projected 2029 index
0.00–3.095% range
±585.6%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 0.00 | 0.00 | 3.0 |
| 2026 | 0.00 | 0.00 | 3.0 |
| 2027 | 0.00 | 0.00 | 3.0 |
| 2028 | 0.00 | 0.00 | 3.0 |
| 2029 | 0.00 | 0.00 | 3.0 |
Member Species In Colorado
| Ring-necked Pheasant | Phasianidae | -95% |
| Greater Sage-Grouse | Phasianidae | -84% |
| Dusky Grouse | Phasianidae | -78% |
| Gunnison Sage-Grouse | Phasianidae | -77% |
| Northern Bobwhite | Odontophoridae | -75% |
| Chukar | Phasianidae | -66% |
| Scaled Quail | Odontophoridae | -65% |
| Greater Prairie-Chicken | Phasianidae | +81% |
| Gambel's Quail | Odontophoridae | +135% |
| Wild Turkey | Phasianidae | +779% |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.