BirdAnalyst
Species · BCR 30 · BBS 2026 Release · 1966–2025

White-eyed Vireo In New England / Mid-Atlantic Coast

All regionsNew England / Mid-Atlantic CoastForest birds

White-eyed Vireo in New England / Mid-Atlantic Coast has increased: up 35% on the route-weighted index since 1968.

+35%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 →
127Routes 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 →
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 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 White-eyed Vireo in New England / Mid-Atlantic Coast. See the full index history below.

White-eyed Vireo In New England / Mid-Atlantic Coast Population Forecast

If the recent trend holds, White-eyed Vireo in New England / Mid-Atlantic Coast is projected to stay roughly flat through 2030, near 3.0 (95% range 2.0–3.9). A 5-year backtest shows a typical error of ±18%, with 100% of held-out values landing inside the 95% band.

-3%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 →
3.0Projected 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 →
2.0–3.995% 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 →
±18%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, White-eyed Vireo in New England / Mid-Atlantic Coast is projected to stay roughly flat through 2030, near 3.0 (95% range 2.0–3.9). A 5-year backtest shows a typical error of ±18%, 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 →
20262.91.93.9
20272.92.03.9
20282.92.03.9
20293.02.03.9
20303.02.03.9

Routes In New England / Mid-Atlantic Coast

Routes recording White-eyed Vireo in New England / Mid-Atlantic Coast.
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 →
TruhartVIRGINIA322024
CokesburyMARYLAND282025
BrandonVIRGINIA222025
WalkersVIRGINIA182023
MillsboroDELAWARE172025
BerlinMARYLAND162025
NewarkMARYLAND142025
WalnutMARYLAND122024
Furnace TownMARYLAND102025
GloucesterVIRGINIA102025
SharpsVIRGINIA92025
HongaMARYLAND82025
Snow HillMARYLAND81976
WinslowNEW-JERSEY82025
White StoneVIRGINIA82025
QuinbyVIRGINIA82025
Estell ManorNEW-JERSEY72025
Chincoteag WVIRGINIA72024
PepperboxDELAWARE62016
PomfretMARYLAND62024
SinepuxentMARYLAND61978
PomonaNEW-JERSEY62025
FredericaDELAWARE52025
PomonkeyMARYLAND52025
VillasNEW-JERSEY51981

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