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Species · BCR 20 · BBS 2025 Release · 1966–2024

Bewick's Wren In Edwards Plateau

All regionsEdwards PlateauForest birds

Bewick's Wren in Edwards Plateau has increased: up 31% on the route-weighted index since 1969.

+31%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 →
19Routes 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 Bewick's Wren in Edwards Plateau. See the full index history below.

Bewick's Wren In Edwards Plateau Population Forecast

If the recent trend holds, Bewick's Wren in Edwards Plateau is projected to rise about 19% by 2029 — from 30 in 2024 to a central estimate of 36 (95% range 21–50). A 5-year backtest shows a typical error of ±35.7%, with 100% of held-out values landing inside the 95% band.

+19%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 →
36Projected 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 →
21–5095% 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 →
±35.7%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, Bewick's Wren in Edwards Plateau is projected to rise about 19% by 2029 — from 30 in 2024 to a central estimate of 36 (95% range 21–50). A 5-year backtest shows a typical error of ±35.7%, 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 →
2025352049
2026352049
2027352050
2028352150
2029362150

Routes In Edwards Plateau

Routes recording Bewick's Wren in Edwards Plateau.
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 →
Indian MtnTEXAS772024
Allen CreekTEXAS742024
RockspringTEXAS482024
LeakeyTEXAS402024
Dripping SpgTEXAS362024
HarperTEXAS342024
San SabaTEXAS332024
MontellTEXAS302024
UtopiaTEXAS292024
Prairie Mtn.TEXAS192024
KempnerTEXAS182024
BoerneTEXAS152024
LeanderTEXAS142006
Valley SpgsTEXAS112024
FitzhughTEXAS81983
AdamsvilleTEXAS82024
Pidcoke 2TEXAS82024
PidcokeTEXAS52017
GeorgetownTEXAS11985

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