BirdAnalyst
Species · BCR 29 · BBS 2026 Release · 1966–2025

Veery In Piedmont

All regionsPiedmontForest birds

Veery in Piedmont has surged: up 88% on the route-weighted index since 1969.

+88%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 →
36Routes 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 →
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 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 Veery in Piedmont. See the full index history below.

Veery In Piedmont Population Forecast

If the recent trend holds, Veery in Piedmont is projected to rise about 37% by 2030 — from 0.12 in 2025 to a central estimate of 0.16 (95% range 0.04–0.28). A 5-year backtest shows a typical error of ±76.4%, with 100% of held-out values landing inside the 95% band.

+37%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 →
0.16Projected 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 →
0.04–0.2895% 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 →
±76.4%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 Piedmont is projected to rise about 37% by 2030 — from 0.12 in 2025 to a central estimate of 0.16 (95% range 0.04–0.28). A 5-year backtest shows a typical error of ±76.4%, with 100% of held-out values landing inside the 95% band.19672030
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 →
20260.160.040.28
20270.160.040.28
20280.160.040.28
20290.160.040.28
20300.160.040.28

Routes In Piedmont

Routes recording Veery in Piedmont.
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 →
Bachman MillMARYLAND72025
NorwoodMARYLAND31985
EkloMARYLAND31998
Mt GretnaPENNSYLVANIA31994
Mt Gretna 2PENNSYLVANIA32022
OlneyMARYLAND22008
SandbrookNEW-JERSEY22003
ChathamPENNSYLVANIA22025
EmmitsburgMARYLAND12025
Silver SpgMARYLAND11989
WarfieldsbrgMARYLAND12016
Pleasant ValMARYLAND12007
FowblesburgMARYLAND12012
RandallstownMARYLAND11993
Van BibberMARYLAND12011
TheodoreMARYLAND11984
WheatonMARYLAND11995
IjamsvilleMARYLAND12008
EarltonMARYLAND12024
CrotonNEW-JERSEY12003
PottersvilleNEW-JERSEY12023
GilletteNEW-JERSEY12024
Croton 2NEW-JERSEY12023
CollegevillePENNSYLVANIA12023
GatchelvillePENNSYLVANIA11985

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