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Species · Nebraska · BBS 2026 Release · 1966–2025

Red-eyed Vireo Population Trend in Nebraska

All statesForest birds

Red-eyed Vireo in Nebraska has surged: up 370% on the route-weighted index since 1969.

+370%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 →
53Routes 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 →
56YearsYears 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 NebraskaNotable 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 Nebraska: up 369% on the route-weighted index since 1969.

Red-eyed Vireo Population Forecast in Nebraska

If the recent trend holds, Red-eyed Vireo in Nebraska is projected to rise about 16% by 2030 — from 1.0 in 2025 to a central estimate of 1.2 (95% range 0.63–1.7). A 5-year backtest shows a typical error of ±16%, with 100% of held-out values landing inside the 95% band.

+16%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 →
1.2Projected 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 →
0.63–1.795% 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 →
±16%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 Nebraska is projected to rise about 16% by 2030 — from 1.0 in 2025 to a central estimate of 1.2 (95% range 0.63–1.7). A 5-year backtest shows a typical error of ±16%, 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 →
20261.10.561.7
20271.10.571.7
20281.10.591.7
20291.20.611.7
20301.20.631.7

Red-eyed Vireo Survey Routes in Nebraska

Routes recording Red-eyed Vireo in Nebraska.
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 →
Pine Ridge1020251999
Red Cloud1020242018
Midway820251970
Brady520252002
Almeria420211983
Nenzel420252019
Humboldt420252022
Oglala Nat. Grass.320112001
Eagle Creek320251969
Crawford320251980
Liberty 3320252014
Julian220251969
Johnson220251968
Thurston220251989
Kimball220211975
Ponca220192018
Hendley220242021
Hampton220232019
Murdock220252023
Liberty120031969
Agate 2120222010
Kenesaw120232016
Kearney120251973
Sumner120242016
Holbrook120152014

Red-eyed Vireo Population Trend in Other States

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

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