Guild · Kentucky · BBS 2025 Release · 1966–2024
Grassland Birds In Kentucky
9 species in this guild. As a group they are -77% since 1968.
Guild Signals
guild collapsecomputed index
Grassland birds as a group have collapsed in Kentucky, down 77% since 1968.
Forecast
If the recent trend holds, Grassland birds in Kentucky is projected to fall about 85% by 2029 — from 3.2 in 2024 to a central estimate of 0.47 (95% range 0.00–5.8). A 5-year backtest shows a typical error of ±42.2%, with 100% of held-out values landing inside the 95% band.
-85%Change by 2029
0.47Projected 2029 index
0.00–5.895% range
±42.2%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 1.5 | 0.00 | 6.8 |
| 2026 | 1.3 | 0.00 | 6.6 |
| 2027 | 1.0 | 0.00 | 6.3 |
| 2028 | 0.74 | 0.00 | 6.0 |
| 2029 | 0.47 | 0.00 | 5.8 |
Member Species In Kentucky
| Grasshopper Sparrow | Passerellidae | -97% |
| Northern Bobwhite | Odontophoridae | -83% |
| Horned Lark | Alaudidae | -81% |
| Lark Sparrow | Passerellidae | -79% |
| Eastern Meadowlark | Icteridae | -78% |
| Dickcissel | Cardinalidae | -66% |
| Savannah Sparrow | Passerellidae | -43% |
| Henslow's Sparrow | Passerellidae | +141% |
| Bobolink | Icteridae | +411% |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.