BirdAnalyst
Species · Oklahoma · BBS 2025 Release · 1966–2024

American Coot Population Trend in Oklahoma

All statesWetland birds

American Coot in Oklahoma has surged: up 134% on the route-weighted index since 1979.

+134%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 →
9Routes 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 →
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 American Coot Trends in OklahomaNotable 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 →

American Coot has surged in Oklahoma: up 133% on the route-weighted index since 1979.

American Coot Survey Routes in Oklahoma

Routes recording American Coot in Oklahoma.
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 →
Keyes520162016
Hooker420151996
Wichita Mts West220062006
Goodwater220002000
Eagle City220032003
Grimes120031970
Erick119791979
Peoria119681968
Hollis120212021

American Coot Population Trend in Other States

alabamaarizonaarkansascaliforniacoloradoconnecticutfloridageorgiaidahoillinoisindianaiowakansaskentuckylouisianamichiganminnesotamississippimissourimontananebraskanevadanew-mexiconew-yorknorth-carolinanorth-dakotaohiooregonpennsylvaniasouth-dakotatennesseetexasutahvermontwashingtonwest-virginiawisconsinwyoming

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