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Species · South Carolina · BBS 2025 Release · 1966–2024

Common Ground Dove Population Trend in South Carolina

All statesGeneralists

Common Ground Dove in South Carolina has fallen sharply: down 66% on the route-weighted index since 1969.

-66%Since 1969TrendPercent 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 →
14Routes 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 →
33YearsYears 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 South CarolinaNotable 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 declinecomputed 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 fallen sharply in South Carolina: down 66% on the route-weighted index since 1969.

Common Ground Dove Population Forecast in South Carolina

If the recent trend holds, Common Ground Dove in South Carolina is projected to stay roughly flat through 2029, near 0.00 (95% range 0.00–0.26). A 5-year backtest shows a typical error of ±116.6%, with 80% 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 →
0.00Projected 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 →
0.00–0.2695% 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 →
±116.6%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 South Carolina is projected to stay roughly flat through 2029, near 0.00 (95% range 0.00–0.26). A 5-year backtest shows a typical error of ±116.6%, with 80% 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 →
20250.020.000.28
20260.020.000.27
20270.010.000.27
20280.010.000.26
20290.000.000.26

Common Ground Dove Survey Routes in South Carolina

Routes recording Common Ground Dove in South Carolina.
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 →
New Holland520231986
Nixville320211998
Johns Isle219731966
Bishopville219701970
Hardeeville120131969
Rome120072005
Holly Hill120241994
Kiawah Island120102010
Foreston120022002
Wagener120092000
Olar120171998
New Ellenton120182010
Ward120212017
Dale120062006

Common Ground Dove Population Trend in Other States

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