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Species · Oklahoma · BBS 2026 Release · 1966–2025

Ruby-throated Hummingbird Population Trend in Oklahoma

All statesForest birds

Ruby-throated Hummingbird in Oklahoma has declined: down 39% on the route-weighted index since 1969.

-39%Since 1969TrendPercent 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 →
48Routes 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 →
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 Ruby-throated Hummingbird Trends in OklahomaNotable 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 Ruby-throated Hummingbird in Oklahoma. See the full index history below.

Ruby-throated Hummingbird Population Forecast in Oklahoma

If the recent trend holds, Ruby-throated Hummingbird in Oklahoma is projected to rise about 28% by 2030 — from 0.81 in 2025 to a central estimate of 1.0 (95% range 0.38–1.7). A 5-year backtest shows a typical error of ±107.1%, with 60% of held-out values landing inside the 95% band.

+28%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 →
1.0Projected 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 →
0.38–1.795% 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 →
±107.1%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, Ruby-throated Hummingbird in Oklahoma is projected to rise about 28% by 2030 — from 0.81 in 2025 to a central estimate of 1.0 (95% range 0.38–1.7). A 5-year backtest shows a typical error of ±107.1%, with 60% of held-out values landing inside the 95% band.19672030
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 →
20261.00.361.7
20271.00.371.7
20281.00.371.7
20291.00.371.7
20301.00.381.7

Ruby-throated Hummingbird Survey Routes in Oklahoma

Routes recording Ruby-throated Hummingbird in Oklahoma.
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 →
Pocola820161992
Holdenville620251967
Phillips420251969
Ardmore420091967
Goodwater420211993
Blanco320161968
Baron320221967
Canadian320171967
Noble320251967
Verden320171968
Barnsdall319751971
Heyburn320251992
Big Cedar220161967
Mcalester219911969
Beggs220221968
Eagle City220091967
Peoria220231968
Collinsville220181967
Colcord220221992
Pushmataha220231995
Mill Creek120251968
Loco119851969
Randlett120052005
Cookietown119701970
Phroso120031993

Ruby-throated Hummingbird Population Trend in Other States

alabamaarkansasconnecticutdelawarefloridageorgiaillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourinebraskanew-hampshirenew-jerseynew-yorknorth-carolinanorth-dakotaohiopennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasvermontvirginiawest-virginiawisconsin

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