Guild · Missouri · BBS 2025 Release · 1966–2024
Aerial Insectivores In Missouri
18 species in this guild. As a group they are -3% since 1969.
Guild Signals
No notable trend signals for aerial insectivores in Missouri. See the full index history below.
Forecast
If the recent trend holds, Aerial insectivores in Missouri is projected to fall about 13% by 2029 — from 5.5 in 2024 to a central estimate of 4.8 (95% range 3.9–5.7). A 5-year backtest shows a typical error of ±6.4%, with 100% of held-out values landing inside the 95% band.
-13%Change by 2029
4.8Projected 2029 index
3.9–5.795% range
±6.4%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 4.8 | 3.9 | 5.7 |
| 2026 | 4.8 | 3.9 | 5.7 |
| 2027 | 4.8 | 3.9 | 5.7 |
| 2028 | 4.8 | 3.9 | 5.7 |
| 2029 | 4.8 | 3.9 | 5.7 |
Member Species In Missouri
| Chimney Swift | Apodidae | -88% |
| Western Kingbird | Tyrannidae | -80% |
| Eastern Whip-poor-will | Caprimulgidae | -61% |
| Chuck-will's-widow | Caprimulgidae | -46% |
| Barn Swallow | Hirundinidae | -28% |
| Eastern Kingbird | Tyrannidae | -28% |
| Bank Swallow | Hirundinidae | -13% |
| Great Crested Flycatcher | Tyrannidae | +18% |
| Common Nighthawk | Caprimulgidae | +48% |
| Purple Martin | Hirundinidae | +118% |
| Willow Flycatcher | Tyrannidae | +120% |
| Eastern Phoebe | Tyrannidae | +136% |
| Eastern Wood-Pewee | Tyrannidae | +158% |
| Tree Swallow | Hirundinidae | +161% |
| Scissor-tailed Flycatcher | Tyrannidae | +273% |
| Northern Rough-winged Swallow | Hirundinidae | +290% |
| Acadian Flycatcher | Tyrannidae | 12× |
| Cliff Swallow | Hirundinidae | 139× |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.