ADVANCE FOR WEEKEND USE- FILE- This Feb. 25, 2015, file photo shows the University of Alaska Fairbanks National Science Foundation research ship Sikuliaq is moored in Seward, Alaska. University scientists and researchers from the College of Fisheries and Ocean Sciences spent the month of June aboard Sikuliaq studying spring productivity and food web dynamics as well as the negative effects that disappearing sea ice cover may have on Arctic habitats. (AP Photo/Dan Joling, File)
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