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Species · Minnesota · BBS 2025 Release · 1966–2024

Red-eyed Vireo Population Trend in Minnesota

All statesForest birds

Red-eyed Vireo in Minnesota has surged: up 89% on the route-weighted index since 1969.

+89%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 →
91Routes 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 →
57YearsYears 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 MinnesotaNotable 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 Minnesota: up 89% on the route-weighted index since 1969.

Red-eyed Vireo Population Forecast in Minnesota

If the recent trend holds, Red-eyed Vireo in Minnesota is projected to stay roughly flat through 2029, near 21 (95% range 15–27). A 5-year backtest shows a typical error of ±25.6%, with 40% of held-out values landing inside the 95% band.

-4%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 →
21Projected 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 →
15–2795% 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 →
±25.6%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 Minnesota is projected to stay roughly flat through 2029, near 21 (95% range 15–27). A 5-year backtest shows a typical error of ±25.6%, with 40% of held-out values landing inside the 95% band.19672029
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 →
2025201426
2026201426
2027201426
2028201426
2029211527

Red-eyed Vireo Survey Routes in Minnesota

Routes recording Red-eyed Vireo in Minnesota.
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 →
Babbitt10320231994
Jordan9720231993
Lockport8320241967
Red Lake8320241993
Sherry Lake7820221969
Bena7619771967
Crane Lake7320241969
Bigfork7220241993
Blackduck6920222004
Tamarac Nwr6820241991
Cass Lake6220161980
Sawbill Lndg6020241973
Glendale6020241993
Hart Lake5420241967
Hovland5220241973
Nebish5220231982
Cohasset5120221973
Waskish5120241978
Lude5020231978
Wigwam Bay4720231967
Chisholm4620242019
Floodwood4420241967
Bemidji4319801967
Mahtowa4220231993
Nett Lake4020242013

Red-eyed Vireo Population Trend in Other States

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

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