BirdAnalyst
Species · Connecticut · BBS 2026 Release · 1966–2025

Veery Population Trend in Connecticut

All statesForest birds

Veery in Connecticut has edged up: up 13% on the route-weighted index since 1968.

+13%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 →
20Routes 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 →
59YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Veery Trends in ConnecticutNotable 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 Veery in Connecticut. See the full index history below.

Veery Population Forecast in Connecticut

If the recent trend holds, Veery in Connecticut is projected to rise about 64% by 2030 — from 9.4 in 2025 to a central estimate of 15 (95% range 7.7–23). A 5-year backtest shows a typical error of ±66.7%, with 60% of held-out values landing inside the 95% band.

+64%Change by 2030TrendPercent 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 →
15Projected 2030 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →
7.7–2395% 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 →
±66.7%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, Veery in Connecticut is projected to rise about 64% by 2030 — from 9.4 in 2025 to a central estimate of 15 (95% range 7.7–23). A 5-year backtest shows a typical error of ±66.7%, with 60% of held-out values landing inside the 95% band.19662030
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 →
2026157.223
2027157.323
2028157.523
2029157.623
2030157.723

Veery Survey Routes in Connecticut

Routes recording Veery in Connecticut.
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 →
Warren15920111972
Sherman3420191972
Woodstock 22120252016
Warren 22120252012
Woodstock1320071968
New Hartford1220241994
Uncasville920251973
No Woodbury920251967
E Hartland819921966
Buckingham820221966
New Hartford819871972
Granby820251988
Willimantic620181967
Long Hill420191972
Mystic320231973
Mid Haddam320251973
Southington320251973
Westbrook120251969
Greenwich120171967
Danbury120231968

Veery Population Trend in Other States

alabamaalaskacoloradodelawaregeorgiaidahoillinoisindianakentuckymainemarylandmassachusettsmichiganminnesotamontananebraskanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaohiooregonpennsylvaniarhode-islandsouth-dakotatennesseeutahvermontvirginiawashingtonwest-virginiawisconsinwyoming

Source: USGS North American Breeding Bird Survey, retrieved 2026-08-14.