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U.S. marine biologists have trained a pair of sea lions to tag and photograph elusive whales as they cruise through the Pacific depths , New Scientist magazine reported on Thursday .
 Pacific, U.S., New Scientist
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, else, organization, person 
Text: {0} 
Answer:
 Pacific, U.S., New Scientist