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

Eastern Screech-Owl Population Trend in Oklahoma

All statesGeneralists

Eastern Screech-Owl in Oklahoma has declined: down 40% on the route-weighted index since 1974.

-40%Since 1974TrendPercent 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 →
14Routes 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 →
20YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Eastern Screech-Owl 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 Eastern Screech-Owl in Oklahoma. See the full index history below.

Eastern Screech-Owl Population Forecast in Oklahoma

If the recent trend holds, Eastern Screech-Owl in Oklahoma is projected to stay roughly flat through 2026, near 0.02 (95% range 0.00–0.08). A 5-year backtest shows a typical error of ±35.7%, with 100% of held-out values landing inside the 95% band.

n/aChange by 2026TrendPercent 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 →
0.02Projected 2026 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →
0.00–0.0895% 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 →
±35.7%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, Eastern Screech-Owl in Oklahoma is projected to stay roughly flat through 2026, near 0.02 (95% range 0.00–0.08). A 5-year backtest shows a typical error of ±35.7%, with 100% of held-out values landing inside the 95% band.19672026
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 →
20220.030.000.08
20230.020.000.08
20240.020.000.08
20250.020.000.08
20260.020.000.08

Eastern Screech-Owl Survey Routes in Oklahoma

Routes recording Eastern Screech-Owl 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 →
Wichita Mts West220162016
Big Cedar119941986
Phroso119971997
Phillips119911991
Wichita Mtns East120212021
Baron120171973
Eagle City120061995
Grimes119671967
Erick120071974
Bethel120171997
Welch120081974
Collinsville119751975
Tatums119991999
Colcord120032003

Eastern Screech-Owl Population Trend in Other States

alabamaarkansascoloradoconnecticutdelawarefloridageorgiaillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanew-hampshirenew-jerseynew-yorknorth-carolinanorth-dakotaohiopennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasvermontvirginiawest-virginiawisconsinwyoming

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