BirdAnalyst
Species · BCR 13 · BBS 2025 Release · 1966–2024

White-eyed Vireo In Lower Great Lakes / St. Lawrence Plain

All regionsLower Great Lakes / St. Lawrence PlainForest birds

White-eyed Vireo in Lower Great Lakes / St. Lawrence Plain has surged: up 182% on the route-weighted index since 1974.

+182%Since 1974TrendPercent 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 →
18Routes 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 →
47YearsYears 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 →

long arc increasecomputed indexTrend sourceWhether the figure is our own computed route-weighted index or an official USGS modeled estimate. The current build labels every trend as computed.Full methodology →

White-eyed Vireo has surged in Lower Great Lakes / St. Lawrence Plain: up 182% on the route-weighted index since 1974.

White-eyed Vireo In Lower Great Lakes / St. Lawrence Plain Population Forecast

If the recent trend holds, White-eyed Vireo in Lower Great Lakes / St. Lawrence Plain is projected to rise about 102% by 2029 — from 0.06 in 2024 to a central estimate of 0.13 (95% range 0.00–0.26). A 5-year backtest shows a typical error of ±242.5%, with 80% of held-out values landing inside the 95% band.

+102%Change by 2029TrendPercent 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 →
0.13Projected 2029 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →
0.00–0.2695% 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 →
±242.5%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 Lower Great Lakes / St. Lawrence Plain is projected to rise about 102% by 2029 — from 0.06 in 2024 to a central estimate of 0.13 (95% range 0.00–0.26). A 5-year backtest shows a typical error of ±242.5%, with 80% of held-out values landing inside the 95% band.19702029
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 →
20250.120.000.25
20260.120.000.25
20270.120.000.25
20280.130.000.25
20290.130.000.26

Routes In Lower Great Lakes / St. Lawrence Plain

Routes recording White-eyed Vireo in Lower Great Lakes / St. Lawrence Plain.
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 →
MaysvilleOHIO21994
HebronOHIO22024
Valley CityOHIO21996
PittsfieldOHIO12022
WaylandOHIO12000
GarrettsvileOHIO11990
StrongsvilleOHIO11994
LenoxOHIO12008
Herner CrnsOHIO12007
LucerneOHIO12023
LattasburgOHIO12018
New SomersetOHIO11989
HiramOHIO12017
EspyvillePENNSYLVANIA12013
CloverPENNSYLVANIA12021
HarmonsburgPENNSYLVANIA12023
TeeplevillePENNSYLVANIA12024
HarrisvillePENNSYLVANIA12021

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