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Grouper Moon

Grouper Moon

Season 4 Episode 403
27:01
Costa Rica's Surfing Paradise

Costa Rica's Surfing Paradise

Season 17 Episode 1701
26:46
Whales in a Plastic Ocean

Whales in a Plastic Ocean

Season 17 Episode 1702
26:46
Mystery of the Spinning Fish

Mystery of the Spinning Fish

Season 17 Episode 1703
26:42
The Elephant Seals of Año Nuevo

The Elephant Seals of Año Nuevo

Season 17 Episode 1704
26:42
Episode 5: The Calling

The Calling

Season 4 Episode 5
53:05
When Whales Could Walk

When Whales Could Walk

Season 51 Episode 1
53:31
Tuberculosis: The Forgotten Plague

Tuberculosis: The Forgotten Plague

Season 6 Episode 5
26:49
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Changing Seas

Grouper Moon - Trailer

During the winter full moons, Nassau Grouper gather in large numbers to spawn. Most of the known spawning sites have been fished out, but the Cayman Islands are home to the last great reproductive population of this endangered species.
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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.
Prescription: Oceans
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26:46
Season 3 Episode 303
Prescription: Oceans
A group of scientists tests sea sponges for potential anti-cancer properties.
Reef Revival
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26:46
Season 3 Episode 302
Reef Revival
Explore the emerging science of coral reef restoration.
Alien Invaders
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26:49
Season 3 Episode 301
Alien Invaders
The invasive lionfish is a major threat to biodiversity and a stressed coral reef.
Seagrasses and Mangroves
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26:48
Season 2 Episode 203
Seagrasses and Mangroves
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
Season 2 Episode 202
Sentinels of the Seas
Take a look at the health of the bottlenose dolphin.
No Fish Left Uncounted
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26:51
Season 2 Episode 201
No Fish Left Uncounted
The Changing Seas crew shadows a team of research divers in Dry Tortugas National Park.
Farming the Sea
26:45
Season 1 Episode 4
Farming the Sea
Scientists develop sustainable aquaculture methods to take the pressure off wild fish.
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