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SW Florida Fishing: DNA ‘clock’ helps predict age of sharks

August 20, 2026
By Guest Columnist

DNA signatures of aging could provide a new, noninvasive tool for studying shark populations and improving conservation efforts. BY BROOKE BOWSER, FLORIDA MUSEUM OF NATURAL HISTORY Aging leaves telltale marks on DNA, and for the first time, scientists have used those molecular signatures to create a model that predicts the age of sharks. This tool, […]

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