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

Eastern Screech-Owl In Edwards Plateau

All regionsEdwards PlateauGeneralists

Eastern Screech-Owl in Edwards Plateau has fallen sharply: down 65% on the route-weighted index since 1978.

-65%Since 1978TrendPercent 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 →
10Routes 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 →
17YearsYears 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 →

Eastern Screech-Owl has fallen sharply in Edwards Plateau: down 65% on the route-weighted index since 1978.

Routes In Edwards Plateau

Routes recording Eastern Screech-Owl 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 →
HarperTEXAS21973
San SabaTEXAS21971
PidcokeTEXAS22004
BoerneTEXAS11986
UtopiaTEXAS12007
Valley SpgsTEXAS12008
AdamsvilleTEXAS11986
Indian MtnTEXAS12017
Dripping SpgTEXAS12004
LeakeyTEXAS12005

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