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Published online 11 November 2009 | Nature 462, 151 (2009) | doi:10.1038/462151a

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Snapshot: Glider eavesdrops on whales

Probe tunes in to cetacean song.

Quietly slipping to a depth of 1,000 metres, an undersea glider is recording whale song off the coast of Hawaii in unprecedented detail."

It is the first acoustic-equipped glider to be deployed to this depth in the ocean to target a specific marine mammal.

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