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Three dolphins swimming in the sea.

Changing Seas

All episodes with PBS Passport

Changing Seas

All episodes with PBS Passport

Produced by South Florida PBS in Miami, Florida, "Changing Seas" gives viewers a fish-eye view of life in the deep blue. Join scientists as they study earth’s last frontier and discover the mysteries of our liquid planet.

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Coral Hybrids - Trailer
2:33
A scientist studies coral hybrids to see if they are hardier than their parents.
Coastal Carnivores - Trailer
1:53
Researchers study the surprising behaviors of Florida’s coastal carnivores.
Grouper Moon - Trailer
1:40
The Cayman Islands are a hope spot for the endangered Nassau Grouper.
Mysterious Microbes - Trailer
2:40
Florida scientists identify microbial communities in their quest to save coral reefs.
Tracking Tigers - Trailer
1:44
Scientists use satellite tags and DNA forensic tools to study the ultimate apex predator.
After the Spill - Trailer
3:13
What effects did the Gulf oil spill have on marine ecosystems in the region?
Prescription Oceans - Trailer
2:36
The oceans are part of America’s newest medical frontier.
Reef Revival - Trailer
1:56
Scientists are developing coral restoration techniques.
Alien Invaders - Trailer
2:03
In the waters of the Atlantic and Caribbean, a voracious alien predator has taken hold.
Humpback Health
4:04
Scientists study the body size and health of humpback whales across their migratory cycle.
Vanishing Whales
5:37
Experts study declines in the number of humpbacks migrating between Alaska and Hawaiʻi.
Saving Florida’s Starving Manatees
2:53
Florida’s gentle giants are dying in record numbers.
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