Estimating local and regional population sizes for an endangered minnow, redside dace (Clinostomus elongatus), in Canada

The Laurentian Great Lakes have undergone drastic declines in freshwater fishes, with 22 species having become extinct in the past century and many more currently at risk. One such species is the endangered minnow, the redside dace ( Clinostomus elongatus ), which is undergoing severe declines across its entire range. Depletion and mark–recapture surveys were used to quantify population estimates of redside dace at several spatial scales (pool,...