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Episode 1: Living Fossils
2014-06-18
Crinoids have been around in various forms since before the age of dinosaurs. Now experts descend into the deep to study the animals from a submersible.
Season guide
Changing Seas Season 6 — Episodes and Where to Watch
4 episodes · first aired 2014-06-18
TMDB does not provide a season overview.
Episode guide
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Episode 2: Biggest Fish in the Sea
2014-06-18
Each summer, the world's largest known aggregation of whale sharks occurs just off the coast of Cancun, Mexico, giving experts the opportunity to learn more about the largest fish in the sea.
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Episode 3: Galápagos: Windows into the Future
2014-06-25
The unique oceanic conditions of the Galápagos Islands serve as a perfect natural laboratory to study how climate change may impact corals in the future.
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Episode 4: Saving Sawfish
2014-06-25
Strange and prehistoric-looking, Smalltooth Sawfish were once coveted by anglers as popular trophy fish. But habitat loss and overfishing have greatly reduced the animals' range and landed them on the endangered species list in 2003.
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