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

Reddish Egret Population Trend in Alabama

All statesWetland birds

Reddish Egret in Alabama has fallen sharply: down 72% on the route-weighted index since 1984.

-72%Since 1984TrendPercent 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 →
3Routes 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 →
28YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Reddish Egret Trends in AlabamaNotable 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 Reddish Egret in Alabama. See the full index history below.

Reddish Egret Population Forecast in Alabama

If the recent trend holds, Reddish Egret in Alabama is projected to stay roughly flat through 2016, near 0.00 (95% range 0.00–0.04). A 5-year backtest shows a typical error of ±90.1%, with 100% of held-out values landing inside the 95% band.

n/aChange by 2016TrendPercent 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 →
0.00Projected 2016 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →
0.00–0.0495% 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 →
±90.1%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, Reddish Egret in Alabama is projected to stay roughly flat through 2016, near 0.00 (95% range 0.00–0.04). A 5-year backtest shows a typical error of ±90.1%, with 100% of held-out values landing inside the 95% band.19792016
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 →
20120.000.000.04
20130.000.000.04
20140.000.000.04
20150.000.000.04
20160.000.000.04

Reddish Egret Survey Routes in Alabama

Routes recording Reddish Egret in Alabama.
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 →
Dauphin Is119901979
Alabama Pt119861986
Dauphin Is 2120111991

Reddish Egret Population Trend in Other States

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