BirdAnalyst
Family · Rallidae · Gruiformes

Rails, Gallinules & Coots Population Trends

10 species tracked, ordered by long-term trend. Steepest declines first.

Rails, Gallinules & Coots species ranked by population trend.
TrendPercent 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 →Baseline yearThe first year of the smoothed window the trend is measured from. An earlier baseline means a longer record stands behind the number.Full methodology →History
King RailWetland birds-71%1968
Purple GallinuleWetland birds-56%1969
Clapper RailWetland birds-47%1968
American CootWetland birds+25%1968
Virginia RailWetland birds+26%1968
Yellow RailWetland birds+59%1979
Ridgway's RailWetland birds+69%1978
Common GallinuleWetland birds+72%1968
SoraWetland birds+107%1968
Black RailWetland birdsn/an/a