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Species · BCR 19 · BBS 2025 Release · 1966–2024

Inca Dove In Central Mixed Grass Prairie

All regionsCentral Mixed Grass PrairieGeneralists

Inca Dove in Central Mixed Grass Prairie has fallen sharply: down 63% on the route-weighted index since 1972.

-63%Since 1972TrendPercent 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 →
11Routes 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 →
36YearsYears 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 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 →

Inca Dove has fallen sharply in Central Mixed Grass Prairie: down 63% on the route-weighted index since 1972.

Forecast

If the recent trend holds, Inca Dove in Central Mixed Grass Prairie is projected to stay roughly flat through 2029, near 0.04 (95% range 0.00–0.13). A 5-year backtest shows a typical error of ±34%, with 100% 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 →
0.04Projected 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 →
0.00–0.1395% 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 →
±34%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, Inca Dove in Central Mixed Grass Prairie is projected to stay roughly flat through 2029, near 0.04 (95% range 0.00–0.13). A 5-year backtest shows a typical error of ±34%, with 100% of held-out values landing inside the 95% band.19692029
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 →
20250.040.000.13
20260.040.000.13
20270.040.000.13
20280.040.000.13
20290.040.000.13

Routes In Central Mixed Grass Prairie

Routes recording Inca Dove in Central Mixed Grass Prairie.
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 →
EldoradoTEXAS22023
HaskellTEXAS22022
SicklesOKLAHOMA12009
Pear ValleyTEXAS12024
WinchellTEXAS12023
MertzonTEXAS11984
HawleyTEXAS12024
Beaver CreekTEXAS12023
GirardTEXAS12002
CharlieTEXAS12004
Shields 2TEXAS12010

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