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Species · Kansas · BBS 2026 Release · 1966–2025

Canada Goose Population Trend in Kansas

All statesWaterfowl

Canada Goose in Kansas has increased: up 40% on the route-weighted index since 1969.

+40%Since 1969TrendPercent 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 →
45Routes 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 Canada Goose Trends in KansasNotable 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 Canada Goose in Kansas. See the full index history below.

Canada Goose Population Forecast in Kansas

If the recent trend holds, Canada Goose in Kansas is projected to fall about 46% by 2030 — from 5.2 in 2025 to a central estimate of 2.8 (95% range 0.47–5.2). A 5-year backtest shows a typical error of ±57.5%, with 80% of held-out values landing inside the 95% band.

-46%Change by 2030TrendPercent 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 →
2.8Projected 2030 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →
0.47–5.295% 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 →
±57.5%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, Canada Goose in Kansas is projected to fall about 46% by 2030 — from 5.2 in 2025 to a central estimate of 2.8 (95% range 0.47–5.2). A 5-year backtest shows a typical error of ±57.5%, with 80% of held-out values landing inside the 95% band.19672030
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 →
20262.70.325.0
20272.70.365.1
20282.70.405.1
20292.80.435.1
20302.80.475.2

Canada Goose Survey Routes in Kansas

Routes recording Canada Goose in Kansas.
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 →
Hollenberg12120252006
Lincolnville3620192007
Buckeye3220182006
Le Loup2620162001
Coats2520222002
Albert2020161967
Ellinor1920171989
Ulysses1820172017
Olathe1320181989
Pittsburg1220172003
Wellington1020251991
Galesburg920151990
Wreford920222005
St John820171984
Ashland620142014
Hanover620231998
Kanopolis420172000
Goessel420252000
Ash Valley420192000
Longton420051998
Humboldt320221999
Lakin320091994
Gray320182017
Rock Creek320102005
Phillipsburg320111969

Canada Goose Population Trend in Other States

alabamaalaskaarizonaarkansascaliforniacoloradoconnecticutdelawarefloridageorgiaidahoillinoisindianaiowakentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanevadanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaohiooklahomaoregonpennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasutahvermontvirginiawashingtonwest-virginiawisconsinwyoming

Source: USGS North American Breeding Bird Survey, retrieved 2026-08-14.