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Species · Connecticut · BBS 2025 Release · 1966–2024

Wood Thrush Population Trend in Connecticut

All statesForest birds

Wood Thrush in Connecticut has fallen sharply: down 52% on the route-weighted index since 1968.

-52%Since 1968
20Routes In State
58Years

Notable Wood Thrush Trends in Connecticut

long arc declinecomputed index

Wood Thrush has fallen sharply in Connecticut: down 52% on the route-weighted index since 1968.

Wood Thrush Population Forecast in Connecticut

If the recent trend holds, Wood Thrush in Connecticut is projected to stay roughly flat through 2029, near 7.0 (95% range 3.0–11). A 5-year backtest shows a typical error of ±16.7%, with 100% of held-out values landing inside the 95% band.

-0%Change by 2029
7.0Projected 2029 index
3.0–1195% range
±16.7%Backtest error
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 index95% low95% high
20257.83.812
20267.63.612
20277.43.411
20287.23.211
20297.03.011

Wood Thrush Survey Routes in Connecticut

Routes recording Wood Thrush in Connecticut.
Warren4420111972
Woodstock1720071968
E Hartland1319921966
Sherman1220191972
Warren 21220242012
Uncasville1120241973
New Hartford1119871972
Mystic1020231973
Mid Haddam920241973
Granby920241988
No Woodbury820241967
Danbury720231968
Woodstock 2720242016
Buckingham620221966
Willimantic620181967
Long Hill620191972
Southington320241973
Westbrook220241969
Greenwich220181967
New Hartford220241994

Wood Thrush Population Trend in Other States

alabamaarkansasdelawarefloridageorgiaillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourinebraskanew-hampshirenew-jerseynew-yorknorth-carolinaohiooklahomapennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasvermontvirginiawest-virginiawisconsin

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