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Changing Seas

Alvin: Pioneer of the Deep

The deep-sea submersible Alvin has brought explorers to extraordinary places for more than 50 years. Now, as Alvin is poised to continue its revolutionary scientific work, a new set of upgrades will take it deeper than ever before. A coproduction with the Woods Hole Oceanographic Institution.

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Season
Coastal Carnivores
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27:14
Scientists studying the coastal Everglades make some perplexing discoveries.
Grouper Moon
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27:01
The Cayman Islands are home to the last great reproductive population of grouper.
Mysterious Microbes
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29:33
Scientists work to identify and link a devastating coral disease to a human pathogen.
Tracking Tigers
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27:16
Scientists use satellite tags and DNA forensic tools to track tiger sharks.
After the Spill
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26:47
Oceanographers continue to study the long term effects of an oil spill.
Prescription: Oceans
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26:46
A group of scientists tests sea sponges for potential anti-cancer properties.
Reef Revival
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26:46
Explore the emerging science of coral reef restoration.
Alien Invaders
26:49
The invasive lionfish is a major threat to biodiversity and a stressed coral reef.
Seagrasses and Mangroves
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26:48
Examine the important role seagrasses and mangroves play in the ocean’s web of life.
Sentinels of the Seas
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26:51
Take a look at the health of the bottlenose dolphin.
No Fish Left Uncounted
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26:51
The Changing Seas crew shadows a team of research divers in Dry Tortugas National Park.
Farming the Sea
26:45
Scientists develop sustainable aquaculture methods to take the pressure off wild fish.
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