BirdAnalyst
Species · BCR 24 · BBS 2025 Release · 1966–2024

Eastern Screech-Owl In Central Hardwoods

All regionsCentral HardwoodsGeneralists

Eastern Screech-Owl in Central Hardwoods has declined: down 38% on the route-weighted index since 1968.

-38%Since 1968TrendPercent 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 →
67Routes In RegionSurvey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
53YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable SignalsNotable 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 Central Hardwoods. See the full index history below.

Eastern Screech-Owl In Central Hardwoods Population Forecast

If the recent trend holds, Eastern Screech-Owl in Central Hardwoods is projected to stay roughly flat through 2029, near 0.02 (95% range 0.00–0.05). A 5-year backtest shows a typical error of ±88%, with 100% of held-out values landing inside the 95% band.

n/aChange 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 →
0.02Projected 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 →
0.00–0.0595% 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 →
±88%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 Central Hardwoods is projected to stay roughly flat through 2029, near 0.02 (95% range 0.00–0.05). A 5-year backtest shows a typical error of ±88%, with 100% of held-out values landing inside the 95% band.19662029
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 →
20250.020.000.05
20260.020.000.05
20270.020.000.05
20280.020.000.05
20290.020.000.05

Routes In Central Hardwoods

Routes recording Eastern Screech-Owl in Central Hardwoods.
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 →
BirdsILLINOIS41992
LurtonARKANSAS22005
BelmontINDIANA22019
HegiraKENTUCKY22001
Indian MoundTENNESSEE21996
HillsboroALABAMA11996
Valhermoso SpgsALABAMA11975
SwaimALABAMA12006
TrianaALABAMA11999
ZionARKANSAS12017
FultonARKANSAS12014
ComptonARKANSAS11986
RudyARKANSAS12023
Ozark NfARKANSAS12014
Boston Mtn.ARKANSAS11998
Brnt PrairieILLINOIS12014
PulaskiILLINOIS11991
BelknapILLINOIS12018
SanduskyILLINOIS12011
KarnakILLINOIS12012
SpencerINDIANA12003
CumbackINDIANA11979
Indian SpgsINDIANA11990
New PhilaINDIANA12021
CorydonINDIANA11978

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