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TVGHDChanging Seas32mWild Oceans
Scientists in Hawaii and Alaska study why sightings of humpback whales dropped.
Scientists in Hawaii and Alaska study why sightings of humpback whales dropped.
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Changing Seas
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Oceanographers study Earth's underwater wilderness.
Original Air Date: Jan 27, 2009
Genres: NatureTV Series
Rating: TVG
Playback: HD
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