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Species · Ohio · BBS 2026 Release · 1966–2025

Red-eyed Vireo Population Trend in Ohio

All statesForest birds

Red-eyed Vireo in Ohio has surged: up 299% on the route-weighted index since 1968.

+299%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 →
89Routes 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 Red-eyed Vireo Trends in OhioNotable 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 Ohio: up 299% on the route-weighted index since 1968.

Red-eyed Vireo Population Forecast in Ohio

If the recent trend holds, Red-eyed Vireo in Ohio is projected to rise about 34% by 2030 — from 15 in 2025 to a central estimate of 20 (95% range 15–26). A 5-year backtest shows a typical error of ±10.8%, with 100% of held-out values landing inside the 95% band.

+34%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 →
20Projected 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 →
15–2695% 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 →
±10.8%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 Ohio is projected to rise about 34% by 2030 — from 15 in 2025 to a central estimate of 20 (95% range 15–26). A 5-year backtest shows a typical error of ±10.8%, with 100% 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 →
2026191425
2027201425
2028201425
2029201526
2030201526

Red-eyed Vireo Survey Routes in Ohio

Routes recording Red-eyed Vireo in Ohio.
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 →
Tar Hollow14520241992
Dresden7420251966
Mohican S.F.7420251992
Zaleski S.F.6520251992
Scioto Trail5120131992
Rome4520251966
Shawnee S.F.4520001992
Pike S.F.4220131992
Coal Run3919921966
Wayne N.F.3320251992
Stonecreek3120251996
Keene2920231992
South Olive2720251993
Shawnee S.F. 22620192001
Ray2320251992
Omega2120241966
Pomeroy2120221966
Birmingham1920241988
Tick Ridge1920191993
Baxter Ridge1820251998
Lucerne1520251992
Newcomerstwn1519951966
Smithfield1520251966
Coshocton1419911990
Garrettsvile1219911968

Red-eyed Vireo Population Trend in Other States

alabamaalaskaarkansascoloradoconnecticutdelawarefloridageorgiaidahoillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaoklahomaoregonpennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasvermontvirginiawashingtonwest-virginiawisconsinwyoming

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