BirdAnalyst
Species · Tennessee · BBS 2026 Release · 1966–2025

White-eyed Vireo Population Trend in Tennessee

All statesForest birds

White-eyed Vireo in Tennessee has surged: up 131% on the route-weighted index since 1968.

+131%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 →
54Routes 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 White-eyed Vireo Trends in TennesseeNotable 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 Tennessee: up 131% on the route-weighted index since 1968.

White-eyed Vireo Population Forecast in Tennessee

If the recent trend holds, White-eyed Vireo in Tennessee is projected to fall about 14% by 2030 — from 12 in 2025 to a central estimate of 10 (95% range 7.8–13). A 5-year backtest shows a typical error of ±23.2%, with 20% of held-out values landing inside the 95% band.

-14%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 →
10Projected 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 →
7.8–1395% 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 →
±23.2%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 Tennessee is projected to fall about 14% by 2030 — from 12 in 2025 to a central estimate of 10 (95% range 7.8–13). A 5-year backtest shows a typical error of ±23.2%, with 20% 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 →
202610.07.413
2027107.513
2028107.613
2029107.713
2030107.813

White-eyed Vireo Survey Routes in Tennessee

Routes recording White-eyed Vireo in Tennessee.
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 →
Big Sandy4320251966
Collinwood4020251966
Indian Mound 23420232004
Silerton3020241966
Mansfield2620251966
Silver Pt2620241966
Sweetlips2520231966
Pond Creek2220251966
Lewis Forest1820251966
Whiteville1620251966
Wrigley1520221966
Bradyville1520211966
Elk Valley1320251970
Oliver Spgs1320221966
Campbellsville1220191966
Indian Mound1119981966
Signal Mtn1020251979
Jasper1020251968
Smokey Jct1020221966
Trace Collinwood1020182015
Brownsville920251966
Petersburg920191966
Moscow820251966
Tullahoma820151967
Union Hill820241967

White-eyed Vireo Population Trend in Other States

alabamaarkansasconnecticutdelawarefloridageorgiaillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganmississippimissourinebraskanew-jerseynew-yorknorth-carolinaohiooklahomapennsylvaniarhode-islandsouth-carolinatexasvirginiawest-virginiawisconsin

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