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

White-eyed Vireo Population Trend in Missouri

All statesForest birds

White-eyed Vireo in Missouri has surged: up 203% on the route-weighted index since 1969.

+203%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 →
76Routes 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 →
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 White-eyed Vireo Trends in MissouriNotable 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 Missouri: up 203% on the route-weighted index since 1969.

White-eyed Vireo Population Forecast in Missouri

If the recent trend holds, White-eyed Vireo in Missouri is projected to stay roughly flat through 2030, near 4.8 (95% range 3.6–6.0). A 5-year backtest shows a typical error of ±9.2%, with 100% of held-out values landing inside the 95% band.

+8%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 →
4.8Projected 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 →
3.6–6.095% 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 →
±9.2%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 Missouri is projected to stay roughly flat through 2030, near 4.8 (95% range 3.6–6.0). A 5-year backtest shows a typical error of ±9.2%, 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 →
20264.63.35.8
20274.63.45.9
20284.73.45.9
20294.73.56.0
20304.83.66.0

White-eyed Vireo Survey Routes in Missouri

Routes recording White-eyed Vireo in Missouri.
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 →
Cascade3720251967
Williamsvill2920251994
Bennett2220251994
Graniteville1720251982
Osage Beach1520251997
Moselle1520252000
Centerville1420251994
Clementine 21420072005
Viburnum1320242014
Barks1320251994
Doe Run1120252015
Crane1120251994
Whitewater1120251996
Clementine1020021975
Syracuse1020241969
Rueter 2920252023
Lincoln920252013
Akers820251970
Mincy820252013
Hilda820251994
Union819991990
Rueter720222018
Peace Valley620251975
Palace620252014
Sweden520251968

White-eyed Vireo Population Trend in Other States

alabamaarkansasconnecticutdelawarefloridageorgiaillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganmississippinebraskanew-jerseynew-yorknorth-carolinaohiooklahomapennsylvaniarhode-islandsouth-carolinatennesseetexasvirginiawest-virginiawisconsin

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