BirdAnalyst
Species · BCR 36 · BBS 2025 Release · 1966–2024

Golden-fronted Woodpecker In Tamaulipan Brushlands

All regionsTamaulipan BrushlandsForest birds

Golden-fronted Woodpecker in Tamaulipan Brushlands has declined: down 50% on the route-weighted index since 1969.

-50%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 →
28Routes 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 →
57YearsYears 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 Golden-fronted Woodpecker in Tamaulipan Brushlands. See the full index history below.

Golden-fronted Woodpecker In Tamaulipan Brushlands Population Forecast

If the recent trend holds, Golden-fronted Woodpecker in Tamaulipan Brushlands is projected to fall about 21% by 2029 — from 21 in 2024 to a central estimate of 17 (95% range 3.5–30). A 5-year backtest shows a typical error of ±18.1%, with 100% of held-out values landing inside the 95% band.

-21%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 →
17Projected 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 →
3.5–3095% 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 →
±18.1%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, Golden-fronted Woodpecker in Tamaulipan Brushlands is projected to fall about 21% by 2029 — from 21 in 2024 to a central estimate of 17 (95% range 3.5–30). A 5-year backtest shows a typical error of ±18.1%, with 100% of held-out values landing inside the 95% band.19672029
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 →
2025174.330
2026174.130
2027173.930
2028173.730
2029173.530

Routes In Tamaulipan Brushlands

Routes recording Golden-fronted Woodpecker in Tamaulipan Brushlands.
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 →
RachalTEXAS482023
Millett 2TEXAS462024
Agua NuevaTEXAS402023
Cavasara Cr.TEXAS332023
ZapataTEXAS321987
DilleyTEXAS302024
SejitaTEXAS282024
San YgnacioTEXAS261985
George WestTEXAS242024
GuerraTEXAS242023
La PryorTEXAS232017
KingsvilleTEXAS212024
RandadoTEXAS212024
CatarinaTEXAS212010
Mirando CityTEXAS202024
Encinal 2TEXAS192024
Catarina 2TEXAS172017
MillettTEXAS172012
LaredoTEXAS142023
HondoTEXAS132024
RaymondvilleTEXAS132024
Catarina 3TEXAS132024
EncinalTEXAS122010
El IndioTEXAS82007
El SauzTEXAS82023

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