BirdAnalyst
Species · Oklahoma · BBS 2025 Release · 1966–2024

Ruby-throated Hummingbird Population Trend in Oklahoma

All statesGeneralists

Ruby-throated Hummingbird in Oklahoma has declined: down 44% on the route-weighted index since 1969.

-44%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 →
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 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 136% by 2029 — from 0.45 in 2024 to a central estimate of 1.1 (95% range 0.39–1.7). A 5-year backtest shows a typical error of ±97.7%, with 60% of held-out values landing inside the 95% band.

+136%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 →
1.1Projected 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 →
0.39–1.795% 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 →
±97.7%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 136% by 2029 — from 0.45 in 2024 to a central estimate of 1.1 (95% range 0.39–1.7). A 5-year backtest shows a typical error of ±97.7%, with 60% of held-out values landing inside the 95% band.19672029
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 →
20251.00.371.7
20261.00.381.7
20271.00.381.7
20281.10.381.7
20291.10.391.7

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
Heyburn620241992
Phillips520081969
Ardmore420091967
Welch420221974
Goodwater420211993
Blanco320161968
Baron320221967
Canadian320171967
Holdenville320241967
Verden320171968
Barnsdall319751971
Big Cedar220161967
Mcalester219911969
Mill Creek220171968
Beggs220221968
Eagle City220091967
Peoria220231968
Collinsville220181967
Matoy220001992
Tatums220211992
Colcord220221992
Pushmataha220231995
Duncan220211986
Loco119851969

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 2026-05-22.