BirdAnalyst
Species · BCR 27 · BBS 2026 Release · 1966–2025

Barred Owl In Southeastern Coastal Plain

All regionsSoutheastern Coastal PlainBirds of prey

Barred Owl in Southeastern Coastal Plain has surged: up 127% on the route-weighted index since 1968.

+127%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 →
300Routes 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 →
59YearsYears 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 →

long arc increasecomputed 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 →

Barred Owl has surged in Southeastern Coastal Plain: up 127% on the route-weighted index since 1968.

Barred Owl In Southeastern Coastal Plain Population Forecast

If the recent trend holds, Barred Owl in Southeastern Coastal Plain is projected to stay roughly flat through 2030, near 0.47 (95% range 0.29–0.65). A 5-year backtest shows a typical error of ±8.2%, with 100% of held-out values landing inside the 95% band.

-1%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 →
0.47Projected 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 →
0.29–0.6595% 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 →
±8.2%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, Barred Owl in Southeastern Coastal Plain is projected to stay roughly flat through 2030, near 0.47 (95% range 0.29–0.65). A 5-year backtest shows a typical error of ±8.2%, with 100% of held-out values landing inside the 95% band.19662030
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 →
20260.460.280.63
20270.460.280.64
20280.460.280.64
20290.470.290.64
20300.470.290.65

Routes In Southeastern Coastal Plain

Routes recording Barred Owl in Southeastern Coastal Plain.
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 →
California 2NORTH-CAROLINA92025
Warrior StdALABAMA82025
CovingtonFLORIDA62021
BrantleyALABAMA42014
VinaALABAMA42018
Gainestown FerryALABAMA42015
BlountstownFLORIDA42022
Hixtown SwmpFLORIDA42024
PineoraGEORGIA42010
Trace CentralMISSISSIPPI42022
JamesvilleNORTH-CAROLINA42025
Chowan RiverNORTH-CAROLINA42006
ClaiborneALABAMA32006
Chacaloochee BayALABAMA32017
PinettaFLORIDA32025
HendersonGEORGIA32025
RentzGEORGIA32025
NeedmoreGEORGIA31983
CouncilGEORGIA32024
White HillGEORGIA32023
CorinthMISSISSIPPI32025
MaconMISSISSIPPI32025
Fort AdamsMISSISSIPPI32009
KinstonNORTH-CAROLINA32024
Lloyd XroadsNORTH-CAROLINA32021

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