Guild · Indiana · BBS 2025 Release · 1966–2024
Waterfowl In Indiana
5 species in this guild. As a group they are +890% since 1968.
Guild Signals
No notable trend signals for waterfowl in Indiana. See the full index history below.
Forecast
If the recent trend holds, Waterfowl in Indiana is projected to rise about 117% by 2029 — from 1.5 in 2024 to a central estimate of 3.3 (95% range 1.3–5.3). A 5-year backtest shows a typical error of ±69%, with 80% of held-out values landing inside the 95% band.
+117%Change by 2029
3.3Projected 2029 index
1.3–5.395% range
±69%Backtest error
| Year | Projected index | 95% low | 95% high |
|---|---|---|---|
| 2025 | 3.2 | 1.2 | 5.2 |
| 2026 | 3.2 | 1.2 | 5.2 |
| 2027 | 3.3 | 1.2 | 5.3 |
| 2028 | 3.3 | 1.3 | 5.3 |
| 2029 | 3.3 | 1.3 | 5.3 |
Member Species In Indiana
| Blue-winged Teal | Anatidae | -21% |
| Mute Swan | Anatidae | +176% |
| Wood Duck | Anatidae | +191% |
| Mallard | Anatidae | +209% |
| Canada Goose | Anatidae | 17× |
Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.