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Species · BCR 20 · BBS 2026 Release · 1966–2025

Red-eyed Vireo In Edwards Plateau

All regionsEdwards PlateauForest birds

Red-eyed Vireo in Edwards Plateau has fallen sharply: down 52% on the route-weighted index since 1970.

-52%Since 1970TrendPercent 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 →
17Routes In RegionSurvey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
54YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable SignalsNotable 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 declinecomputed 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 fallen sharply in Edwards Plateau: down 52% on the route-weighted index since 1970.

Red-eyed Vireo In Edwards Plateau Population Forecast

If the recent trend holds, Red-eyed Vireo in Edwards Plateau is projected to fall about 49% by 2030 — from 0.81 in 2025 to a central estimate of 0.41 (95% range 0.00–1.5). A 5-year backtest shows a typical error of ±73.5%, with 100% of held-out values landing inside the 95% band.

-49%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 →
0.41Projected 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 →
0.00–1.595% 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 →
±73.5%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 Edwards Plateau is projected to fall about 49% by 2030 — from 0.81 in 2025 to a central estimate of 0.41 (95% range 0.00–1.5). A 5-year backtest shows a typical error of ±73.5%, with 100% of held-out values landing inside the 95% band.19682030
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 →
20260.440.001.5
20270.430.001.5
20280.420.001.5
20290.420.001.5
20300.410.001.5

Routes In Edwards Plateau

Routes recording Red-eyed Vireo in Edwards Plateau.
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 →
LeakeyTEXAS62025
San SabaTEXAS31980
BoerneTEXAS22024
UtopiaTEXAS22025
PidcokeTEXAS22017
Pidcoke 2TEXAS22025
FitzhughTEXAS11973
Valley SpgsTEXAS12010
HarperTEXAS12022
KempnerTEXAS11978
AdamsvilleTEXAS12025
Indian MtnTEXAS12021
Dripping SpgTEXAS12024
MontellTEXAS12025
Prairie Mtn.TEXAS12025
Allen CreekTEXAS12024
RockspringTEXAS12008

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