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Species · Michigan · BBS 2025 Release · 1966–2024

Wilson's Snipe Population Trend in Michigan

All statesShorebirds

Wilson's Snipe in Michigan has held roughly steady: down 6% on the route-weighted index since 1968.

-6%Since 1968TrendPercent 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 →
62Routes In StateSurvey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
58YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Wilson's Snipe Trends in MichiganNotable 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 Wilson's Snipe in Michigan. See the full index history below.

Wilson's Snipe Population Forecast in Michigan

If the recent trend holds, Wilson's Snipe in Michigan is projected to rise about 85% by 2029 — from 0.13 in 2024 to a central estimate of 0.24 (95% range 0.00–0.58). A 5-year backtest shows a typical error of ±107.4%, with 100% of held-out values landing inside the 95% band.

+85%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 →
0.24Projected 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 →
0.00–0.5895% 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 →
±107.4%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, Wilson's Snipe in Michigan is projected to rise about 85% by 2029 — from 0.13 in 2024 to a central estimate of 0.24 (95% range 0.00–0.58). A 5-year backtest shows a typical error of ±107.4%, 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 →
20250.240.000.58
20260.240.000.58
20270.240.000.58
20280.240.000.58
20290.240.000.58

Wilson's Snipe Survey Routes in Michigan

Routes recording Wilson's Snipe in Michigan.
Recent countThe raw number of individuals recorded on this route in its most recent survey year. A single-route tally, not a trend.Full methodology →
Seney Nwr520231992
Scott'S Marsh420072006
Ontonagon320191967
Bootjack320171968
Nashville319751975
Skeels319861969
Brocky Lake220231980
Pleasant Val219891986
Coopersville219841984
Cathro220161971
Beaver Lake219791978
Sand Lake219941994
Bergland120191989
Marenisco120191981
Ned Lake120241986
Herman120132013
Crystal Fls119821979
Gibbs City120241979
Maple Grove120151969
Ishpeming120161985
Wilson119711971
Cunard119741974
Shingleton119961967
Creighton120231980
Isabella119821966

Wilson's Snipe Population Trend in Other States

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