BirdAnalyst
Species · BCR 21 · BBS 2025 Release · 1966–2024

Bewick's Wren In Oaks and Prairies

All regionsOaks and PrairiesForest birds

Bewick's Wren in Oaks and Prairies has edged down: down 22% on the route-weighted index since 1969.

-22%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 →
61Routes 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 Oaks and Prairies. See the full index history below.

Bewick's Wren In Oaks and Prairies Population Forecast

If the recent trend holds, Bewick's Wren in Oaks and Prairies is projected to stay roughly flat through 2029, near 5.6 (95% range 2.3–8.9). A 5-year backtest shows a typical error of ±37.6%, with 100% of held-out values landing inside the 95% band.

-3%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 →
5.6Projected 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 →
2.3–8.995% 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 →
±37.6%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 Oaks and Prairies is projected to stay roughly flat through 2029, near 5.6 (95% range 2.3–8.9). A 5-year backtest shows a typical error of ±37.6%, 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 →
20255.52.28.8
20265.52.28.8
20275.52.28.8
20285.62.38.9
20295.62.38.9

Routes In Oaks and Prairies

Routes recording Bewick's Wren in Oaks and Prairies.
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 →
Three RiversTEXAS442024
BriteTEXAS322024
CampbelltonTEXAS242024
DuranTEXAS241999
ComancheTEXAS212024
SchroederTEXAS161997
AlbanyTEXAS162024
OsageTEXAS142024
CottonwoodTEXAS142024
OlneyTEXAS112024
ChoctawOKLAHOMA102019
TatumsOKLAHOMA102024
DuncanOKLAHOMA92024
Mill CreekOKLAHOMA82018
DecaturTEXAS82024
SadlerTEXAS72024
YoakumTEXAS72024
MegargelTEXAS72024
LockhartTEXAS62024
Lone OakTEXAS62021
Peach CreekTEXAS61976
SeldenTEXAS62024
Arenosa CrkTEXAS51992
Whit Mtn.TEXAS52019
Glen RoseTEXAS42024

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