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Species · BCR 12 · BBS 2025 Release · 1966–2024

Belted Kingfisher In Boreal Hardwood Transition

All regionsBoreal Hardwood TransitionGeneralists

Belted Kingfisher in Boreal Hardwood Transition has edged down: down 17% on the route-weighted index since 1968.

-17%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 →
119Routes 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 →
58YearsYears 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 →

No notable trend signals for Belted Kingfisher in Boreal Hardwood Transition. See the full index history below.

Belted Kingfisher In Boreal Hardwood Transition Population Forecast

If the recent trend holds, Belted Kingfisher in Boreal Hardwood Transition is projected to rise about 22% by 2029 — from 0.32 in 2024 to a central estimate of 0.39 (95% range 0.19–0.58). A 5-year backtest shows a typical error of ±22.9%, with 100% of held-out values landing inside the 95% band.

+22%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 →
0.39Projected 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 →
0.19–0.5895% 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 →
±22.9%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 Boreal Hardwood Transition is projected to rise about 22% by 2029 — from 0.32 in 2024 to a central estimate of 0.39 (95% range 0.19–0.58). A 5-year backtest shows a typical error of ±22.9%, with 100% of held-out values landing inside the 95% band.19662029
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 →
20250.390.200.59
20260.390.200.59
20270.390.200.59
20280.390.200.59
20290.390.190.58

Routes In Boreal Hardwood Transition

Routes recording Belted Kingfisher in Boreal Hardwood Transition.
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 →
HermanMICHIGAN32022
Walloon LakeMICHIGAN32004
GlendaleMINNESOTA32024
Eagle RiverWISCONSIN32023
WausaukeeWISCONSIN32024
ConoverWISCONSIN32019
BashawWISCONSIN32017
Maple GroveMICHIGAN22023
ShingletonMICHIGAN22017
Lake CityMICHIGAN22009
RiggsvilleMICHIGAN22016
SkeelsMICHIGAN22015
Red OakMICHIGAN21995
OberlinMICHIGAN22002
Beaver LakeMICHIGAN22011
Seney NwrMICHIGAN22023
SidnawMICHIGAN22019
Cluster LakesMICHIGAN22010
BenaMINNESOTA21967
Little ForkMINNESOTA22019
BigforkMINNESOTA22021
BagleyMINNESOTA22006
Red LakeMINNESOTA22017
Cass LakeMINNESOTA21993
MontrealWISCONSIN22021

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