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Species · West Virginia · BBS 2025 Release · 1966–2024

Wood Thrush Population Trend in West Virginia

All statesForest birds

Wood Thrush in West Virginia has edged down: down 21% on the route-weighted index since 1968.

-21%Since 1968TrendPercent 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 →
63Routes In StateSurvey 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 Wood Thrush Trends in West VirginiaNotable 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 Wood Thrush in West Virginia. See the full index history below.

Wood Thrush Population Forecast in West Virginia

If the recent trend holds, Wood Thrush in West Virginia is projected to stay roughly flat through 2029, near 16 (95% range 11–21). A 5-year backtest shows a typical error of ±4.6%, with 100% of held-out values landing inside the 95% band.

+5%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 →
16Projected 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 →
11–2195% 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 →
±4.6%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, Wood Thrush in West Virginia is projected to stay roughly flat through 2029, near 16 (95% range 11–21). A 5-year backtest shows a typical error of ±4.6%, with 100% of held-out values landing inside the 95% band.19662029
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 →
2025161221
2026161221
2027161221
2028161121
2029161121

Wood Thrush Survey Routes in West Virginia

Routes recording Wood Thrush in West Virginia.
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 →
Josephs Mill3420241993
Clear Creek3120241988
Hix3020241970
Hubbardstown3020231966
Ghent2920241978
Arlee2919791966
Ruthbelle2920241975
Stollings2820211986
Strange Crk2820241982
Rockport2820241966
Smithfield2820241993
Mcdonald2720231987
Albright2619741966
Fayetteville2519961980
Canaan2520241974
Pt Pleasant2320231973
Slate2320241980
Moundsville2320241972
Greer2120231966
Sleepy Creek1919901966
Smoot1820241980
Hanover1820241980
Washburn1820221974
Mt Storm1819751966
Nicut1620241986

Wood Thrush Population Trend in Other States

alabamaarkansasconnecticutdelawarefloridageorgiaillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourinebraskanew-hampshirenew-jerseynew-yorknorth-carolinaohiooklahomapennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasvermontvirginiawisconsin

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