BirdAnalyst
Species · BCR 37 · BBS 2025 Release · 1966–2024

White-eyed Vireo In Gulf Coastal Prairie

All regionsGulf Coastal PrairieForest birds

White-eyed Vireo in Gulf Coastal Prairie has surged: up 78% on the route-weighted index since 1969.

+78%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 →
43Routes 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 →
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 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 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 →

White-eyed Vireo has surged in Gulf Coastal Prairie: up 78% on the route-weighted index since 1969.

Forecast

If the recent trend holds, White-eyed Vireo in Gulf Coastal Prairie is projected to rise about 58% by 2029 — from 3.0 in 2024 to a central estimate of 4.8 (95% range 2.6–7.0). A 5-year backtest shows a typical error of ±27.3%, with 100% of held-out values landing inside the 95% band.

+58%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 →
4.8Projected 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 →
2.6–7.095% 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 →
±27.3%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, White-eyed Vireo in Gulf Coastal Prairie is projected to rise about 58% by 2029 — from 3.0 in 2024 to a central estimate of 4.8 (95% range 2.6–7.0). A 5-year backtest shows a typical error of ±27.3%, with 100% 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 →
20254.62.46.8
20264.62.46.8
20274.72.56.9
20284.82.57.0
20294.82.67.0

Routes In Gulf Coastal Prairie

Routes recording White-eyed Vireo in Gulf Coastal Prairie.
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 →
LafitteLOUISIANA211991
VintonLOUISIANA162009
Hinkles FerTEXAS132024
L. Atascosa NwrTEXAS132023
Loyola BeachTEXAS122009
Vinton 2LOUISIANA112024
Sabine Nwr 2LOUISIANA102017
McfaddinTEXAS82016
BaysideTEXAS72003
Moon Lake 2TEXAS72024
Goliad PrairieTEXAS72016
GlencoeLOUISIANA62018
San PedroTEXAS62023
Rock IslandTEXAS52024
EstherLOUISIANA42024
Hackberry 2LOUISIANA42024
ChinquapinTEXAS42024
HackberryLOUISIANA32016
MauriceLOUISIANA32024
Ltl ChenierLOUISIANA32010
DanburyTEXAS32024
Moon LakeTEXAS32011
RichardLOUISIANA22024
Ville PlatteLOUISIANA22019
KatyTEXAS22019

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