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Species · Mississippi · BBS 2025 Release · 1966–2024

Red-eyed Vireo Population Trend in Mississippi

All statesForest birds

Red-eyed Vireo in Mississippi has surged: up 16× on the route-weighted index since 1968.

16×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 →
74Routes 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 Red-eyed Vireo Trends in MississippiNotable 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 →

Red-eyed Vireo has surged in Mississippi: up 16× on the route-weighted index since 1968.

Red-eyed Vireo Population Forecast in Mississippi

If the recent trend holds, Red-eyed Vireo in Mississippi is projected to stay roughly flat through 2029, near 12 (95% range 8.7–16). A 5-year backtest shows a typical error of ±24.1%, with 60% of held-out values landing inside the 95% band.

-10%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 →
12Projected 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 →
8.7–1695% 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 →
±24.1%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, Red-eyed Vireo in Mississippi is projected to stay roughly flat through 2029, near 12 (95% range 8.7–16). A 5-year backtest shows a typical error of ±24.1%, with 60% 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 →
2025117.915
2026128.115
2027128.315
2028128.516
2029128.716

Red-eyed Vireo Survey Routes in Mississippi

Routes recording Red-eyed Vireo in Mississippi.
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 →
Trace Choctaw7020192012
Oak Ridge Vick5320212015
Trace Hinds4420222014
Holly Springs4320242009
Trace Attala3720192016
Trace Central3620222007
Trace Lorman3520192016
Grenada Lake3220191997
Trace Chickasaw3220242012
Warren Vick3220222018
Embry3020241988
Trace North2920182008
Duck Hill2820241972
Vicksburg Np2720212016
Trace South2520192007
Star2520242016
Forest2420241972
Sandy Creek2420001993
Fort Adams2020221975
Trace Lee2020182013
Lake1920241967
Corinth1820241973
Delta N.F.1720211995
Utica1320211966
Leaf River1320132008

Red-eyed Vireo Population Trend in Other States

alabamaalaskaarkansascoloradoconnecticutdelawarefloridageorgiaidahoillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamissourimontananebraskanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaohiooklahomaoregonpennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasvermontvirginiawashingtonwest-virginiawisconsinwyoming

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