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Costa Rica's Surfing Paradise

Costa Rica's Surfing Paradise

Season 17 Episode 1701
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Whales in a Plastic Ocean

Whales in a Plastic Ocean

Season 17 Episode 1702
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Mystery of the Spinning Fish

Mystery of the Spinning Fish

Season 17 Episode 1703
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The Elephant Seals of Año Nuevo

Season 17 Episode 1704
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Puerto Rico: Resilience in Action

Puerto Rico: Resilience in Action

Season 18 Episode 1
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The Seals of Sable Island

The Seals of Sable Island

Season 18 Episode 2
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Engineering the Power of Waves

Engineering the Power of Waves

Season 18 Episode 3
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Getting Sharked: Search for Solutions

Season 18 Episode 4
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Episode 5: The Calling

The Calling

Season 4 Episode 5
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When Whales Could Walk

Season 51 Episode 1
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Tuberculosis: The Forgotten Plague

Tuberculosis: The Forgotten Plague

Season 6 Episode 5
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Changing Seas

California Sea Otters: Life on the Edge

Season 16 Episode 1604

Adored by many for its cuddly appearance, the threatened southern sea otter is a voracious predator that needs to eat the equivalent of 25% of its body weight a day to survive. Once nearly hunted to extinction, this endearing marine weasel has made a slow comeback on California’s central coast, demonstrating its role as an ecosystem engineer in the process.
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Galapagos: Window into the Future
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27:02
Season 6 Episode 603
Galapagos: Window into the Future
Scientists spend a month in the Galapagos Islands to conduct research.
Biggest Fish in the Sea
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26:54
Season 6 Episode 602
Biggest Fish in the Sea
The world’s largest known aggregation of whale sharks occurs just off the coast of Cancun.
Living Fossils
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26:48
Season 6 Episode 601
Living Fossils
Discover Crinoids which have been around since before the age of Dinosaurs.
Reefs of Rangiroa
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26:46
Season 5 Episode 504
Reefs of Rangiroa
The Changing Seas team meets with researchers in French Polynesia.
Creatures of the Deep
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26:46
Season 5 Episode 503
Creatures of the Deep
New research sheds light on the lives of mysterious creatures of the deep.
Sunken Stories
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26:45
Season 5 Episode 502
Sunken Stories
Divers from around the country learn how to map shipwrecks.
Coral Hybrids
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26:45
Season 5 Episode 501
Coral Hybrids
Follow one scientist studying coral in Belize.
Coastal Carnivores
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27:14
Season 4 Episode 404
Coastal Carnivores
Scientists studying the coastal Everglades make some perplexing discoveries.
Grouper Moon
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27:01
Season 4 Episode 403
Grouper Moon
The Cayman Islands are home to the last great reproductive population of grouper.
Mysterious Microbes
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29:33
Season 4 Episode 402
Mysterious Microbes
Scientists work to identify and link a devastating coral disease to a human pathogen.
Tracking Tigers
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27:16
Season 4 Episode 401
Tracking Tigers
Scientists use satellite tags and DNA forensic tools to track tiger sharks.
After the Spill
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26:47
Season 3 Episode 304
After the Spill
Oceanographers continue to study the long term effects of an oil spill.
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