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Species · Montana · BBS 2026 Release · 1966–2025

Broad-tailed Hummingbird Population Trend in Montana

All statesForest birds

Broad-tailed Hummingbird in Montana has declined: down 34% on the route-weighted index since 1991.

-34%Since 1991TrendPercent 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 →
6Routes 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 →
13YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Broad-tailed Hummingbird Trends in MontanaNotable 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 Broad-tailed Hummingbird in Montana. See the full index history below.

Broad-tailed Hummingbird Survey Routes in Montana

Routes recording Broad-tailed Hummingbird in Montana.
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 →
Libby Dam119871987
Pryor Mtn.120102002
St Regis120022000
Red Rock119931993
Hebgen Lake120252017
Elliston119911990

Broad-tailed Hummingbird Population Trend in Other States

arizonacaliforniacoloradoidahonevadanew-mexicosouth-dakotatexasutahwyoming

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