BirdAnalyst
Species · BCR 20 · BBS 2025 Release · 1966–2024

Western Meadowlark In Edwards Plateau

All regionsEdwards PlateauGrassland birds

Western Meadowlark in Edwards Plateau has surged: up 132% on the route-weighted index since 1979.

+132%Since 1979TrendPercent 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 →
6Routes 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 →
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 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 →

Western Meadowlark has surged in Edwards Plateau: up 132% on the route-weighted index since 1979.

Routes In Edwards Plateau

Routes recording Western Meadowlark 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 →
BoerneTEXAS111986
PidcokeTEXAS62003
UtopiaTEXAS21994
Valley SpgsTEXAS11979
HarperTEXAS11976
San SabaTEXAS11983

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