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

Eastern Screech-Owl Population Trend in Mississippi

All statesGeneralists

Eastern Screech-Owl in Mississippi has fallen sharply: down 50% on the route-weighted index since 1978.

-50%Since 1978TrendPercent 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 →
13Routes 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 →
18YearsYears 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 MississippiNotable signalsLong-arc shifts the engine flags automatically — sustained declines or increases large enough to stand out from year-to-year noise.Full methodology →

long arc declinecomputed indexTrend sourceWhether the figure is our own computed route-weighted index or an official USGS modeled estimate. The current build labels every trend as computed.Full methodology →

Eastern Screech-Owl has fallen sharply in Mississippi: down 50% on the route-weighted index since 1978.

Eastern Screech-Owl Population Forecast in Mississippi

If the recent trend holds, Eastern Screech-Owl in Mississippi is projected to fall about 17% by 2024 — from 0.05 in 2019 to a central estimate of 0.04 (95% range 0.00–0.12). A 5-year backtest shows a typical error of ±46.3%, with 100% of held-out values landing inside the 95% band.

-17%Change by 2024TrendPercent 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 →
0.04Projected 2024 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →
0.00–0.1295% 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 →
±46.3%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, Eastern Screech-Owl in Mississippi is projected to fall about 17% by 2024 — from 0.05 in 2019 to a central estimate of 0.04 (95% range 0.00–0.12). A 5-year backtest shows a typical error of ±46.3%, with 100% of held-out values landing inside the 95% band.19672024
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 →
20200.050.000.13
20210.050.000.13
20220.050.000.13
20230.040.000.12
20240.040.000.12

Eastern Screech-Owl Survey Routes in Mississippi

Routes recording Eastern Screech-Owl in Mississippi.
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 →
Olive Branch219751975
De Soto120132013
Lucien119671967
Fayette119991994
Grenada Lake119971997
Walthall119781978
Warren Vick120192019
Cybur119871987
Necaise120182002
Tupelo119831983
Macon120082008
Waynesboro119931993
Benndale120192004

Eastern Screech-Owl Population Trend in Other States

alabamaarkansascoloradoconnecticutdelawarefloridageorgiaillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamissourimontananebraskanew-hampshirenew-jerseynew-yorknorth-carolinanorth-dakotaohiooklahomapennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasvermontvirginiawest-virginiawisconsinwyoming

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