Scientists have traced the genetic makeup of lake trout, a feat that should boost efforts to rebuild populations of the prized fish in the Great Lakes and other North American waters where they’ve been hammered by invasive species, overfishing and pollution, officials said Tuesday.

U.S. and Canadian researchers completed a reference genome, or digital genetic map, for lake trout. It will help explain characteristics that enabled the species to evolve and spread across its vast range, with certain types becoming better suited to particular locations and depths.

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https://www.nationalobserver.com/2021/08/25/news/genetic-mapping-could-help-restore-prized-lake-trout-great-lakes