BirdAnalyst
Species · BCR 17 · BBS 2025 Release · 1966–2024

Wilson's Snipe In Badlands and Prairies

All regionsBadlands and PrairiesShorebirds

Wilson's Snipe in Badlands and Prairies has surged: up 18× on the route-weighted index since 1971.

18×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 →
92Routes In RegionSurvey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
55YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable SignalsNotable 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 Badlands and Prairies: up 18× on the route-weighted index since 1971.

Wilson's Snipe In Badlands and Prairies Population Forecast

If the recent trend holds, Wilson's Snipe in Badlands and Prairies is projected to stay roughly flat through 2029, near 2.3 (95% range 1.4–3.1). A 5-year backtest shows a typical error of ±16.1%, with 80% of held-out values landing inside the 95% band.

-7%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 →
2.3Projected 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 →
1.4–3.195% 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 →
±16.1%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, Wilson's Snipe in Badlands and Prairies is projected to stay roughly flat through 2029, near 2.3 (95% range 1.4–3.1). A 5-year backtest shows a typical error of ±16.1%, with 80% 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 →
20252.11.33.0
20262.21.33.0
20272.21.33.0
20282.21.43.1
20292.31.43.1

Routes In Badlands and Prairies

Routes recording Wilson's Snipe in Badlands and Prairies.
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 →
Two DotMONTANA192024
ZapNORTH-DAKOTA142024
BentleyNORTH-DAKOTA142024
CarsonNORTH-DAKOTA132024
DaytonWYOMING122024
HighwoodMONTANA112024
LindsayMONTANA92024
GorhamNORTH-DAKOTA82018
Glen UllinNORTH-DAKOTA82022
WyarnoWYOMING82024
BrusettMONTANA72011
WebsterMONTANA72024
Dunn CenterNORTH-DAKOTA72024
ShawmutMONTANA62024
FlatwillowMONTANA62008
ForsythMONTANA62018
Winifred 2MONTANA62024
DickinsonNORTH-DAKOTA62024
BowmanNORTH-DAKOTA62024
LocateMONTANA52024
AlbionMONTANA52001
WinnerSOUTH-DAKOTA52024
LacreekSOUTH-DAKOTA52023
Gvnt ValleyWYOMING52024
St XavierMONTANA42010

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