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Changing Seas
Alvin: Pioneer of the Deep
Season 13
Episode 1303
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.
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26:42
Florida’s gentle giants are dying in record numbers.
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26:42
Experts are working to conserve and restore the Puget Sound’s declining kelp forests.
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26:42
Scientists study the body size and health of humpback whales across their migratory cycle.
26:42
Experts study declines in the number of humpbacks migrating between Alaska and Hawaiʻi.
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26:47
Scientists employ creative solutions to restore and reconnect Florida’s mangroves
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26:42
Scientists study salt marshes along scenic coastlines in the South.
26:42
Scientists team up with anglers to study the survival rates of the fish.
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26:53
Scientists study what makes certain corals more resilient than others.
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26:42
Scientists monitor penguin populations and study the animals’ interaction.
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26:42
Scientists study the devastating impacts of the Deepwater Horizon oil rig disaster.
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26:42
Scientists set out to uncover the mysteries of blue holes.
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26:42
Experts study the purpose of a male humpback whale's song.