BirdAnalyst
Species · BCR 22 · BBS 2025 Release · 1966–2024

Pine Warbler In Eastern Tallgrass Prairie

All regionsEastern Tallgrass PrairieForest birds

Pine Warbler in Eastern Tallgrass Prairie has surged: up 153% on the route-weighted index since 2008.

+153%Since 2008TrendPercent 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 →
12YearsYears 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 →

No notable trend signals for Pine Warbler in Eastern Tallgrass Prairie. See the full index history below.

Routes In Eastern Tallgrass Prairie

Routes recording Pine Warbler in Eastern Tallgrass 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 →
UnionILLINOIS12017
HuntsvilleMISSOURI12022
WatsonMISSOURI12023
GeraldMISSOURI12024
House SpringsMISSOURI12022
AshleyOHIO12009

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