BirdAnalyst
Species · BCR 35 · BBS 2026 Release · 1966–2025

Ladder-backed Woodpecker In Chihuahuan Desert

All regionsChihuahuan DesertForest birds

Ladder-backed Woodpecker in Chihuahuan Desert has edged down: down 12% on the route-weighted index since 1969.

-12%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 →
55Routes 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 →

No notable trend signals for Ladder-backed Woodpecker in Chihuahuan Desert. See the full index history below.

Ladder-backed Woodpecker In Chihuahuan Desert Population Forecast

If the recent trend holds, Ladder-backed Woodpecker in Chihuahuan Desert is projected to fall about 38% by 2030 — from 2.4 in 2025 to a central estimate of 1.5 (95% range 0.60–2.4). A 5-year backtest shows a typical error of ±22.9%, with 80% of held-out values landing inside the 95% band.

-38%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 →
1.5Projected 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 →
0.60–2.495% 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 →
±22.9%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 Chihuahuan Desert is projected to fall about 38% by 2030 — from 2.4 in 2025 to a central estimate of 1.5 (95% range 0.60–2.4). A 5-year backtest shows a typical error of ±22.9%, 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 →
20261.50.582.4
20271.50.582.4
20281.50.592.4
20291.50.602.4
20301.50.602.4

Routes In Chihuahuan Desert

Routes recording Ladder-backed Woodpecker in Chihuahuan Desert.
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 →
Devils R CynTEXAS142025
Bear MtnTEXAS102025
MesillaNEW-MEXICO92000
LongfellowTEXAS82025
JornadaNEW-MEXICO72025
Laborcita 2NEW-MEXICO62025
Quitman Cyn.TEXAS62009
RoswellNEW-MEXICO52024
PinonNEW-MEXICO52017
Capitan Mtn.NEW-MEXICO42017
GirvinTEXAS42025
Casa PiedraTEXAS42025
CastolonTEXAS42025
PumpvilleTEXAS42025
Chisos BasinTEXAS42025
ComstockTEXAS32025
ShafterTEXAS31985
SlaughterTEXAS32014
OzonaTEXAS32021
PresidioTEXAS32025
Salt FlatTEXAS32015
Van HornTEXAS32025
San AntonioNEW-MEXICO21977
GageNEW-MEXICO22025
RodeoNEW-MEXICO22025

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