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

Hutton's Vireo Population Trend in New Mexico

All statesForest birds

Hutton's Vireo in New Mexico has fallen sharply: down 60% on the route-weighted index since 2000.

-60%Since 2000TrendPercent 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 →
3Routes 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 →
14YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Hutton's Vireo Trends in New MexicoNotable 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 →

Hutton's Vireo has fallen sharply in New Mexico: down 60% on the route-weighted index since 2000.

Hutton's Vireo Survey Routes in New Mexico

Routes recording Hutton's Vireo in New Mexico.
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 →
Emory Pass320241998
Horse Spgs220002000
Reserve220081998

Hutton's Vireo Population Trend in Other States

arizonacaliforniaoregontexaswashington

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