Barbara Block: Tagging tuna in the deep ocean
发布时间 2010-10-06 16:43:43 来源
摘要
http://www.ted.com Tuna are ocean athletes -- fast, far-ranging predators whose habits we're just beginning to understand. Marine biologist Barbara Block fits tuna with tracking tags (complete with transponders) that record unprecedented amounts of data about these gorgeous, threatened fish and the ocean habitats they move through.
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