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

Common Ground Dove Population Trend in Alabama

All statesGeneralists

Common Ground Dove in Alabama has risen sharply: up 57% on the route-weighted index since 1968.

+57%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 →
48Routes 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 →
58YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Common Ground 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 →

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 →

Common Ground Dove has risen sharply in Alabama: up 57% on the route-weighted index since 1968.

Common Ground Dove Population Forecast in Alabama

If the recent trend holds, Common Ground Dove in Alabama is projected to stay roughly flat through 2029, near 0.49 (95% range 0.17–0.81). A 5-year backtest shows a typical error of ±10.4%, with 100% of held-out values landing inside the 95% band.

+7%Change 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 →
0.49Projected 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 →
0.17–0.8195% 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 →
±10.4%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, Common Ground Dove in Alabama is projected to stay roughly flat through 2029, near 0.49 (95% range 0.17–0.81). A 5-year backtest shows a typical error of ±10.4%, 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 →
20250.480.160.80
20260.480.160.80
20270.480.160.80
20280.480.170.80
20290.490.170.81

Common Ground Dove Survey Routes in Alabama

Routes recording Common Ground 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 →
Elberta920191990
Jasper519971997
Cottonton420231967
Newton420241966
Grangeburg420241966
Mclellan420241987
Millry420232023
Latham 2320232006
Lanett320111975
South320241972
Fairview320241990
Brundidge220161967
Brantley220241972
Latham219841984
Dauphin Is219891972
Escatawpa220232000
Calebee220221995
Madrid220231994
Seale220161996
Claiborne220162008
Helicon220242003
Alabama Pt 2120172008
Howard119811981
Harrell119901986
Liberty City 2120222022

Common Ground Dove Population Trend in Other States

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