Guild · Tennessee · BBS 2025 Release · 1966–2024

Waterfowl In Tennessee

3 species in this guild. As a group they are +408% since 1968.

Guild Signals

No notable trend signals for waterfowl in Tennessee. See the full index history below.

Forecast

If the recent trend holds, Waterfowl in Tennessee is projected to fall about 22% by 2029 — from 2.4 in 2024 to a central estimate of 1.9 (95% range 1.2–2.6). A 5-year backtest shows a typical error of ±22.5%, with 100% of held-out values landing inside the 95% band.

-22%Change by 2029

1.9Projected 2029 index

1.2–2.695% range

±22.5%Backtest error

Projection of the recent trend (dashed) with 80/95% bands — a projection, not a prediction. Habitat, climate, and land use are not modeled.

Year	Projected index	95% low	95% high
2025	1.8	1.0	2.5
2026	1.8	1.1	2.5
2027	1.8	1.1	2.6
2028	1.9	1.1	2.6
2029	1.9	1.2	2.6

Member Species In Tennessee

Waterfowl species in Tennessee.

Mallard	Anatidae	-69%
Wood Duck	Anatidae	+282%
Canada Goose	Anatidae	12×

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.