BirdAnalyst
Species · BCR 27 · BBS 2025 Release · 1966–2024

White-eyed Vireo In Southeastern Coastal Plain

All regionsSoutheastern Coastal PlainForest birds

White-eyed Vireo in Southeastern Coastal Plain has surged: up 135% on the route-weighted index since 1968.

+135%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 →
345Routes 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 →

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 Southeastern Coastal Plain: up 135% on the route-weighted index since 1968.

Forecast

If the recent trend holds, White-eyed Vireo in Southeastern Coastal Plain is projected to fall about 11% by 2029 — from 19 in 2024 to a central estimate of 17 (95% range 13–20). A 5-year backtest shows a typical error of ±20.5%, with 20% of held-out values landing inside the 95% band.

-11%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 →
17Projected 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 →
13–2095% 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 →
±20.5%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 Southeastern Coastal Plain is projected to fall about 11% by 2029 — from 19 in 2024 to a central estimate of 17 (95% range 13–20). A 5-year backtest shows a typical error of ±20.5%, with 20% of held-out values landing inside the 95% band.19662029
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 →
2025161319
2026161319
2027161319
2028161320
2029171320

Routes In Southeastern Coastal Plain

Routes recording White-eyed Vireo in Southeastern Coastal 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 →
Seminole Hills 2FLORIDA952022
LindenALABAMA782023
Miller XrdsFLORIDA702019
Sprott-Cahaba RivALABAMA672014
Gainestown FerryALABAMA652015
EpesALABAMA622024
GreensboroALABAMA602024
GastonburgALABAMA602024
WashingtonNORTH-CAROLINA582024
CottontonALABAMA552024
HeliconALABAMA542024
Colonels IslandGEORGIA462023
De SotoMISSISSIPPI452019
Warrior StdALABAMA442024
WedgeworthALABAMA422024
Spring HopeNORTH-CAROLINA422024
BranchvilleVIRGINIA412024
HowardALABAMA392024
SpragueALABAMA392024
Latham 2ALABAMA392024
CastleberryALABAMA362024
ElamvilleALABAMA362024
VernonALABAMA362022
StarMISSISSIPPI362024
Oak Grove 2FLORIDA352024

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