Alaskan trout choose early retirement over risky ocean-going career

ScienceDaily: Even fish look forward to retirement. After making an exhausting migration from river to ocean and back to river -- often multiple years in a row -- one species of Alaskan trout decides to call it quits and retire from migrating once they are big enough to survive off their fat reserves. This is the first time such a "retirement" pattern has been seen in fish that make this river-to-ocean migration, according to University of Washington-led research published in July in the journal Ecology.......

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