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Species · Wyoming · BBS 2025 Release · 1966–2024

Wilson's Snipe Population Trend in Wyoming

All statesShorebirds

Wilson's Snipe in Wyoming has surged: up 241% on the route-weighted index since 1971.

+241%Since 1971TrendPercent 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 →
99Routes 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 →
54YearsYears 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 WyomingNotable signalsLong-arc shifts the engine flags automatically — sustained declines or increases large enough to stand out from year-to-year noise.Full methodology →

long arc increasecomputed indexTrend sourceWhether the figure is our own computed route-weighted index or an official USGS modeled estimate. The current build labels every trend as computed.Full methodology →

Wilson's Snipe has surged in Wyoming: up 241% on the route-weighted index since 1971.

Wilson's Snipe Population Forecast in Wyoming

If the recent trend holds, Wilson's Snipe in Wyoming is projected to rise about 55% by 2029 — from 2.2 in 2024 to a central estimate of 3.4 (95% range 1.3–5.4). A 5-year backtest shows a typical error of ±59.8%, with 100% of held-out values landing inside the 95% band.

+55%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 →
3.4Projected 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 →
1.3–5.495% 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 →
±59.8%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 Wyoming is projected to rise about 55% by 2029 — from 2.2 in 2024 to a central estimate of 3.4 (95% range 1.3–5.4). A 5-year backtest shows a typical error of ±59.8%, with 100% of held-out values landing inside the 95% band.19692029
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 →
20253.31.25.3
20263.31.25.4
20273.31.35.4
20283.31.35.4
20293.41.35.4

Wilson's Snipe Survey Routes in Wyoming

Routes recording Wilson's Snipe in Wyoming.
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 →
Riverside3120241969
Boulder2520241982
Mtn View2420241980
Harmony1820231982
Yellowstone1420221987
Dayton1220241980
Midvale1120241974
Wyarno820241974
Fontenelle820241982
Meeteetse820241991
Big Sandy720241987
Fox Park720242024
Clark620241990
Daniel619881980
Colter Bay519991969
Hunter Peak520101982
Warbonnet520191992
Gvnt Valley520241993
Ryegrass520241990
Pathfinder420241982
Otto320241970
Buford320241974
Mammoth320241982
Crazy Woman320241980
Crowheart320082002

Wilson's Snipe Population Trend in Other States

alaskaarizonacaliforniacoloradoidahoillinoisiowamainemassachusettsmichiganminnesotamontananebraskanevadanew-hampshirenew-mexiconew-yorknorth-dakotaohiooregonpennsylvaniasouth-dakotautahvermontwashingtonwisconsin

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