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Species · Wyoming · BBS 2025 Release · 1966–2024

Belted Kingfisher Population Trend in Wyoming

All statesGeneralists

Belted Kingfisher in Wyoming has declined: down 31% on the route-weighted index since 1974.

-31%Since 1974TrendPercent 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 →
47Routes 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 →
50YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Belted Kingfisher 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 →

No notable trend signals for Belted Kingfisher in Wyoming. See the full index history below.

Belted Kingfisher Population Forecast in Wyoming

If the recent trend holds, Belted Kingfisher in Wyoming is projected to fall about 46% by 2029 — from 0.07 in 2024 to a central estimate of 0.04 (95% range 0.00–0.15). A 5-year backtest shows a typical error of ±57.3%, with 100% of held-out values landing inside the 95% band.

-46%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 →
0.04Projected 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 →
0.00–0.1595% 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 →
±57.3%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, Belted Kingfisher in Wyoming is projected to fall about 46% by 2029 — from 0.07 in 2024 to a central estimate of 0.04 (95% range 0.00–0.15). A 5-year backtest shows a typical error of ±57.3%, 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 →
20250.040.000.16
20260.040.000.16
20270.040.000.16
20280.040.000.15
20290.040.000.15

Belted Kingfisher Survey Routes in Wyoming

Routes recording Belted Kingfisher 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 →
Fletcher Pk220121979
Green River219821978
Ne Entrance120122012
Cody120052005
Otto119811974
Basin120242024
Hayden Val119851985
Yellowstone120141987
Sundance120221975
Dubois120171979
Redbird119851970
Fontenelle120221994
Ervay119811977
Brookhurst120051978
Seely 2120242021
Dwyer120161996
Riverside120171995
Yoder120161969
Mammoth120192001
Hunter Peak119901990
Clark120241991
Moose120181978
Lovell120032003
Meeteetse120211996
Tensleep119971997

Belted Kingfisher Population Trend in Other States

alabamaalaskaarizonaarkansascaliforniacoloradoconnecticutdelawarefloridageorgiaidahoillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanevadanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaohiooklahomaoregonpennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasutahvermontvirginiawashingtonwest-virginiawisconsin

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