BirdAnalyst
Family · Picidae · Piciformes

Woodpeckers Population Trends

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

Woodpeckers 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
Red-headed WoodpeckerForest birds-36%1968
Lewis's WoodpeckerForest birds-19%1970
Golden-fronted WoodpeckerForest birds-15%1969
Downy WoodpeckerForest birds+4%1968
Red-bellied WoodpeckerForest birds+46%1968
Gilded FlickerArid-land birds+50%1970
Ladder-backed WoodpeckerForest birds+53%1969
Hairy WoodpeckerForest birds+58%1968
Nuttall's WoodpeckerForest birds+71%1970
Acorn WoodpeckerForest birds+89%1970
Red-cockaded WoodpeckerForest birds+105%1968
Pileated WoodpeckerForest birds+107%1968
Yellow-bellied SapsuckerForest birds+108%1968
White-headed WoodpeckerForest birds+157%1970
Gila WoodpeckerArid-land birds+223%1970
Black-backed WoodpeckerForest birds+467%1971
Red-breasted SapsuckerForest birds+790%1970
Red-naped SapsuckerForest birds12×1970
American Three-toed WoodpeckerForest birds13×1971
Williamson's SapsuckerForest birds23×1970
Arizona WoodpeckerForest birdsn/an/a