BirdAnalyst
Guild · Wisconsin · BBS 2025 Release · 1966–2024

Game Birds In Wisconsin

All statesWisconsin

7 species in this guild. As a group they are -5%Guild trendA mean-index aggregate across the species in this group — the structural direction of the guild, with individual-species noise smoothed out.Full methodology → since 1968.

Guild SignalsNotable signalsLong-arc shifts the engine flags automatically — sustained declines or increases large enough to stand out from year-to-year noise.Full methodology →

No notable trend signals for game birds in Wisconsin. See the full index history below.

Forecast

If the recent trend holds, Game birds in Wisconsin is projected to rise about 30% by 2029 — from 0.96 in 2024 to a central estimate of 1.2 (95% range 0.42–2.1). A 5-year backtest shows a typical error of ±21.1%, with 100% of held-out values landing inside the 95% band.

+30%Change by 2029TrendPercent change in the route-weighted abundance index between a smoothed baseline window and the most recent one. It tracks direction, not absolute population.Full methodology →
1.2Projected 2029 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →
0.42–2.195% range95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →
±21.1%Backtest errorBacktest errorTypical error when we hold out the most recent years, forecast them, and compare to what actually happened. Lower means a more trustworthy projection.Full methodology →
If the recent trend holds, Game birds in Wisconsin is projected to rise about 30% by 2029 — from 0.96 in 2024 to a central estimate of 1.2 (95% range 0.42–2.1). A 5-year backtest shows a typical error of ±21.1%, with 100% of held-out values landing inside the 95% band.19662029
Projection of the recent trend (dashed) with 80/95% bands — a projection, not a prediction. Habitat, climate, and land use are not modeled.
YearProjected indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →95% low95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →95% high95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →
20251.20.402.1
20261.20.412.1
20271.20.412.1
20281.20.412.1
20291.20.422.1

Member Species In Wisconsin

Game birds species in Wisconsin.
TrendPercent change in the route-weighted abundance index between a smoothed baseline window and the most recent one. It tracks direction, not absolute population.Full methodology →
Northern BobwhiteOdontophoridae-96%
Gray PartridgePhasianidae-78%
Ring-necked PheasantPhasianidae-68%
Greater Prairie-ChickenPhasianidae-40%
Sharp-tailed GrousePhasianidae-29%
Ruffed GrousePhasianidae+99%
Wild TurkeyPhasianidae228×

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