BirdAnalyst
Species · BCR 19 · BBS 2026 Release · 1966–2025

Ladder-backed Woodpecker In Central Mixed Grass Prairie

All regionsCentral Mixed Grass PrairieForest birds

Ladder-backed Woodpecker in Central Mixed Grass Prairie has surged: up 296% on the route-weighted index since 1969.

+296%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 →
37Routes 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 →
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 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 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 →

Ladder-backed Woodpecker has surged in Central Mixed Grass Prairie: up 296% on the route-weighted index since 1969.

Ladder-backed Woodpecker In Central Mixed Grass Prairie Population Forecast

If the recent trend holds, Ladder-backed Woodpecker in Central Mixed Grass Prairie is projected to stay roughly flat through 2030, near 0.50 (95% range 0.19–0.80). A 5-year backtest shows a typical error of ±17.4%, with 80% of held-out values landing inside the 95% band.

-6%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 →
0.50Projected 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 →
0.19–0.8095% 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 →
±17.4%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, Ladder-backed Woodpecker in Central Mixed Grass Prairie is projected to stay roughly flat through 2030, near 0.50 (95% range 0.19–0.80). A 5-year backtest shows a typical error of ±17.4%, with 80% of held-out values landing inside the 95% band.19672030
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 →
20260.480.170.79
20270.480.180.79
20280.490.180.79
20290.490.180.80
20300.500.190.80

Routes In Central Mixed Grass Prairie

Routes recording Ladder-backed Woodpecker 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 →
SilverTEXAS72025
EldoradoTEXAS62023
ReedOKLAHOMA41996
Pear ValleyTEXAS42025
WinchellTEXAS42025
Beaver CreekTEXAS42024
GirardTEXAS42025
Shields 2TEXAS42025
RandlettOKLAHOMA32025
GraybackTEXAS32024
HollisOKLAHOMA22025
WoodwardOKLAHOMA22022
PhrosoOKLAHOMA22024
Wichita Mts WestOKLAHOMA22025
WeinertTEXAS21994
ClarendonTEXAS22024
RotanTEXAS21998
Mertzon 2TEXAS22025
ShieldsTEXAS22001
WilliamsTEXAS22023
CookietownOKLAHOMA12002
GrimesOKLAHOMA12015
ErickOKLAHOMA12018
CoopertonOKLAHOMA12025
SicklesOKLAHOMA12002

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