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Changing Seas
Mollusks: More than a Shell
Season 15
Episode 1501
Seashells, with their beautiful shapes and colors, have inspired humans since the dawn of time. Equally fascinating are the animals which make them, and their unique place in the web of life. Researchers and citizen scientists continue to make new discoveries, while a cutting-edge digital project makes vast research collections easily accessible online.
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26:42
Scientists study tarpon, bonefish and permit to better understand their behaviors.
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26:43
Modern technology is making it possible to correlate dolphin sounds and behavior.
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27:13
Scientists experimant to see if giant manta rays are impacted negatively by microplastics.
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27:13
Changes to the ocean environment affect the way carbon is cycled through the seas.
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27:13
Lake Okeechobee, once the blue heart of Florida, now has putrid mats of blue green algae.
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26:43
Visit the remote Pacific, the islands of Maug - a natural laboratory for scientists.
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26:43
Some scientists are suggesting that ctenophores are the oldest sea animals.