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Most people are familiar with the pretty tropical fish found in aquariums, but few...

Changing Seas

CHANGING SEAS takes viewers on an exciting adventure to the heart of our liquid planet. The documentary series offers an unprecedented look at how oceanographers and experts study earth's vast underwater wilderness, while shedding light on how over-fishing, global climate change and pollution threaten ocean resources.

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Most people are familiar with the pretty tropical fish found in aquariums, but few...
After sea turtle hatchlings emerge from their nests, they vanish into the sea. Until...
The strange, prehistoric-looking Smalltooth Sawfish were once coveted by anglers as...
Each summer, the world's largest known aggregation of whale sharks occurs just off the...
In the deep, dark waters off the coast of Roatan, Honduras, strange flowerlike animals...
During the winter full moons Nassau grouper gather in large numbers to spawn. Most of the...
On coral reefs, microorganisms are copious creatures. Throughout Florida, scientists...
In the emerging science of coral reef restoration, marine biologists and resource...
In the waters of the western Atlantic and Caribbean, a voracious alien predator has taken...
They are an ancient species of flowering plants that grow submerged in all of the world's...
Bottlenose dolphins are a beloved Florida icon. But, recent studies show disturbing signs...
How do you count two fish, three fish or even a school of fish? In Dry Tortugas National...
The Aquarius Undersea Laboratory is the only underwater operating station in the world...
At a time when large fish are rapidly disappearing from the world's oceans, one giant is...

Upcoming Episodes

Wed 3/29, 730pm

Last year's catastrophic oil spill in the Gulf of Mexico may no longer make headline news, but the story is far from over. Oceanographers continue to study the long term effects this disaster might have on marine ecosystems.

Wed 4/12, 730pm

Tiger sharks are the ultimate apex predators. Scientists use satellite tags and DNA forensic tools to better understand the migrations of this magnificent species and to investigate the impacts of the world shark fin trade.