BirdAnalyst
Species · Indiana · BBS 2026 Release · 1966–2025

Belted Kingfisher Population Trend in Indiana

All statesWetland birds

Belted Kingfisher in Indiana has fallen sharply: down 52% on the route-weighted index since 1968.

-52%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 →
63Routes 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 →
59YearsYears 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 IndianaNotable 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 declinecomputed 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 →

Belted Kingfisher has fallen sharply in Indiana: down 52% on the route-weighted index since 1968.

Belted Kingfisher Population Forecast in Indiana

If the recent trend holds, Belted Kingfisher in Indiana is projected to fall about 58% by 2030 — from 0.35 in 2025 to a central estimate of 0.14 (95% range 0.00–0.44). A 5-year backtest shows a typical error of ±43.5%, with 100% of held-out values landing inside the 95% band.

-58%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 →
0.14Projected 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 →
0.00–0.4495% 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 →
±43.5%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, Belted Kingfisher in Indiana is projected to fall about 58% by 2030 — from 0.35 in 2025 to a central estimate of 0.14 (95% range 0.00–0.44). A 5-year backtest shows a typical error of ±43.5%, with 100% of held-out values landing inside the 95% band.19662030
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 →
20260.170.000.47
20270.160.000.46
20280.160.000.46
20290.150.000.45
20300.140.000.44

Belted Kingfisher Survey Routes in Indiana

Routes recording Belted Kingfisher in Indiana.
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 →
Ellis520221969
Knox320191984
Rensselaer320151999
Packertown 2320172006
Gary219931981
Middlebury220252016
Columbia Cty220241986
Berne219691969
Jamestown220241987
Brookville220251969
Washington220251991
Celestine220251981
New Phila220221984
Corydon220221966
Vevay220241966
Portage 2220232015
Hebron120191971
South Bend119751969
Kewanna120181981
Packertown119901967
Fowler120191966
W Lafayette120251987
Monticello120251981
Galveston120241982
Thorntown120241985

Belted Kingfisher Population Trend in Other States

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

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