This image released by Discovery Channel shows a crane removing a pot from the stack as the Summer Bay crew sets its gear in "Deadliest Catch." Climate change is one of the main characters in the new season of "Deadliest Catch," with the crab fishermen in one of Discovery's most enduring and popular shows forced to deal with a sudden warming of the Bering Sea that chases their prey into deeper, more dangerous water. The show's 13th season debuts Tuesday at 9 p.m. ET. (Discovery Channel via AP)
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