BirdAnalyst
Species · BCR 10 · BBS 2026 Release · 1966–2025

Belted Kingfisher In Northern Rockies

All regionsNorthern RockiesWetland birds

Belted Kingfisher in Northern Rockies has declined: down 45% on the route-weighted index since 1970.

-45%Since 1970TrendPercent 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 →
144Routes 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 →
57YearsYears 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 Northern Rockies. See the full index history below.

Belted Kingfisher In Northern Rockies Population Forecast

If the recent trend holds, Belted Kingfisher in Northern Rockies is projected to rise about 26% by 2030 — from 0.14 in 2025 to a central estimate of 0.18 (95% range 0.00–0.38). A 5-year backtest shows a typical error of ±130.3%, with 100% of held-out values landing inside the 95% band.

+26%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 →
0.18Projected 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 →
0.00–0.3895% 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 →
±130.3%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 Northern Rockies is projected to rise about 26% by 2030 — from 0.14 in 2025 to a central estimate of 0.18 (95% range 0.00–0.38). A 5-year backtest shows a typical error of ±130.3%, with 100% of held-out values landing inside the 95% band.19682030
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 →
20260.190.000.39
20270.190.000.39
20280.180.000.39
20290.180.000.39
20300.180.000.38

Routes In Northern Rockies

Routes recording Belted Kingfisher in Northern Rockies.
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 →
Fish CreekMONTANA62024
OchocoOREGON42003
Crane CreekIDAHO31998
SulaMONTANA32019
Wise RiverMONTANA32005
SpartaOREGON32025
NezperceIDAHO22012
GoldenIDAHO22016
Nezperce NfIDAHO21998
PierceIDAHO22005
Yellow PineIDAHO22009
N Fork Cda RIDAHO22019
St MaryMONTANA22002
WoodmanMONTANA22024
Willow CreekMONTANA21981
LimaMONTANA22024
East Glacier ParkMONTANA22025
GreenoughMONTANA21995
Elevation MtMONTANA22022
Greenoagh 2MONTANA22008
NewbridgeOREGON22025
MonumentOREGON22013
DesolationOREGON21999
CurlewWASHINGTON22018
NorthportWASHINGTON22019

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