DNA of hatchery-raised fish changes in just one generation

Hatchery-raised fish show dramatic alterations in their DNA from wild fish in just one generation, says a new study published in Nature Communications by Oregon State University. Researchers compared wild steelhead trout taken from the Hood River with hatchery-raised steelhead, reports The Oregonian. By breeding fish with two wild parents, two hatchery-raised parents and with one… » Read More

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