BirdAnalyst
Species · New York · BBS 2025 Release · 1966–2024

Red-eyed Vireo Population Trend in New York

All statesForest birds

Red-eyed Vireo in New York has surged: up 108% on the route-weighted index since 1968.

+108%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 →
129Routes 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 New YorkNotable 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 New York: up 108% on the route-weighted index since 1968.

Red-eyed Vireo Population Forecast in New York

If the recent trend holds, Red-eyed Vireo in New York is projected to rise about 32% by 2029 — from 23 in 2024 to a central estimate of 30 (95% range 22–38). A 5-year backtest shows a typical error of ±38.3%, with 20% of held-out values landing inside the 95% band.

+32%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 →
30Projected 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 →
22–3895% 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 →
±38.3%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 New York is projected to rise about 32% by 2029 — from 23 in 2024 to a central estimate of 30 (95% range 22–38). A 5-year backtest shows a typical error of ±38.3%, with 20% 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 →
2025292137
2026292137
2027302237
2028302238
2029302238

Red-eyed Vireo Survey Routes in New York

Routes recording Red-eyed Vireo in New York.
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 →
Inlet12320171979
N Wilmurt8019981967
Old Forge7820061971
Sabattis7819831966
Old Forge 27520192007
Parishville7420241972
Downsville7420191982
S Berne 27220242014
Hope Falls7019951968
Tupper Lake6819761968
Wanakena6220241980
Mcdonough6020171967
W Shokan5820191968
Degrasse5820241980
Blue Ridge S5420101969
Balmat5320081977
Dexter Lake5219751968
Newcomb5120221971
Speculator5120241966
North River5120071966
Dryden5020241966
Kasoag5020241966
Warrensburg5020191966
Platte Cove4920181968
Highmarket4920241967

Red-eyed Vireo Population Trend in Other States

alabamaalaskaarkansascoloradoconnecticutdelawarefloridageorgiaidahoillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanew-hampshirenew-jerseynew-mexiconorth-carolinanorth-dakotaohiooklahomaoregonpennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasvermontvirginiawashingtonwest-virginiawisconsinwyoming

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