Guild · Kentucky · BBS 2025 Release · 1966–2024
Aerial Insectivores In Kentucky
16 species in this guild. As a group they are -23% since 1968.
Guild Signals
No notable trend signals for aerial insectivores in Kentucky. See the full index history below.
Forecast
If the recent trend holds, Aerial insectivores in Kentucky is projected to stay roughly flat through 2029, near 4.5 (95% range 3.4–5.6). A 5-year backtest shows a typical error of ±4.1%, with 100% of held-out values landing inside the 95% band.
-4%Change by 2029
4.5Projected 2029 index
3.4–5.695% range
±4.1%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 4.6 | 3.5 | 5.7 |
| 2026 | 4.6 | 3.5 | 5.7 |
| 2027 | 4.6 | 3.5 | 5.7 |
| 2028 | 4.5 | 3.4 | 5.6 |
| 2029 | 4.5 | 3.4 | 5.6 |
Member Species In Kentucky
| Common Nighthawk | Caprimulgidae | -85% |
| Eastern Whip-poor-will | Caprimulgidae | -84% |
| Chimney Swift | Apodidae | -82% |
| Chuck-will's-widow | Caprimulgidae | -74% |
| Barn Swallow | Hirundinidae | -39% |
| Eastern Kingbird | Tyrannidae | -28% |
| Great Crested Flycatcher | Tyrannidae | -28% |
| Northern Rough-winged Swallow | Hirundinidae | -22% |
| Eastern Wood-Pewee | Tyrannidae | +9% |
| Bank Swallow | Hirundinidae | +15% |
| Eastern Phoebe | Tyrannidae | +28% |
| Purple Martin | Hirundinidae | +73% |
| Acadian Flycatcher | Tyrannidae | +78% |
| Willow Flycatcher | Tyrannidae | +98% |
| Tree Swallow | Hirundinidae | 35× |
| Cliff Swallow | Hirundinidae | 77× |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.