BirdAnalyst
Species · Alabama · BBS 2026 Release · 1966–2025

Eurasian Collared-Dove Population Trend in Alabama

All statesGeneralists

Eurasian Collared-Dove in Alabama has surged: up 69× on the route-weighted index since 1995.

69×Since 1995TrendPercent 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 →
84Routes 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 →
32YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Eurasian Collared-Dove 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 Eurasian Collared-Dove in Alabama. See the full index history below.

Eurasian Collared-Dove Population Forecast in Alabama

If the recent trend holds, Eurasian Collared-Dove in Alabama is projected to rise about 43% by 2030 — from 1.9 in 2025 to a central estimate of 2.8 (95% range 1.4–4.1). A 5-year backtest shows a typical error of ±58.8%, with 80% of held-out values landing inside the 95% band.

+43%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 →
2.8Projected 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 →
1.4–4.195% 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 →
±58.8%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, Eurasian Collared-Dove in Alabama is projected to rise about 43% by 2030 — from 1.9 in 2025 to a central estimate of 2.8 (95% range 1.4–4.1). A 5-year backtest shows a typical error of ±58.8%, with 80% of held-out values landing inside the 95% band.19932030
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 →
20262.61.23.9
20272.61.34.0
20282.71.34.0
20292.71.44.1
20302.81.44.1

Eurasian Collared-Dove Survey Routes in Alabama

Routes recording Eurasian Collared-Dove 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 →
Alabama Pt2320031996
Brundidge1620212003
Elamville1120241999
Harrell1020251998
Whitehall920251993
Cottonton820251999
Newton720241998
Choccolocco720252006
Billingsley520252003
Liberty City520112000
Calebee520252005
Georgetown520252000
Perdido520252021
Lakeview520252005
Drummond520222018
Grangeburg420241999
Castleberry420252001
Blocton420252003
Wedgeworth420252000
Dauphin Is 2420191997
Elberta420221995
Carter Grove420192003
Vernon420192006
Gastonburg420222005
Liberty320212003

Eurasian Collared-Dove Population Trend in Other States

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