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Species · Massachusetts · BBS 2026 Release · 1966–2025

Veery Population Trend in Massachusetts

All statesForest birds

Veery in Massachusetts has increased: up 44% on the route-weighted index since 1968.

+44%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 →
30Routes 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 MassachusettsNotable 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 Massachusetts. See the full index history below.

Veery Population Forecast in Massachusetts

If the recent trend holds, Veery in Massachusetts is projected to stay roughly flat through 2030, near 6.9 (95% range 3.8–10.0). A 5-year backtest shows a typical error of ±7.1%, with 100% of held-out values landing inside the 95% band.

+1%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 →
6.9Projected 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 →
3.8–10.095% 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 →
±7.1%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 Massachusetts is projected to stay roughly flat through 2030, near 6.9 (95% range 3.8–10.0). A 5-year backtest shows a typical error of ±7.1%, with 100% 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 →
20266.93.810
20276.93.810.0
20286.93.810.0
20296.93.810.0
20306.93.810.0

Veery Survey Routes in Massachusetts

Routes recording Veery in Massachusetts.
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 →
Ware River2620221993
Belchertown2520251967
Monterey1720252019
Pittsfield1520161967
Sheffield1520221969
Hancock1520151997
Chesterfield1420251967
Prattville1320191966
Cummington 21320252015
N Orange1120251968
Cheshire1119941969
Warren 21120252010
Cummington1020141968
Princeton819761969
N Oxford520251968
S Barre520251968
N. Andover520241995
Warren420091968
Marion320251966
Maynard320251967
Brockton220191967
Mansfield220191968
Holden220251977
E Dennis119771971
Chilmark119711971

Veery Population Trend in Other States

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

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