Sponges: Oldest Creatures in the Sea?

Are sponges the oldest creatures in the sea? DNA research has cast doubt on that theory.

Maug’s Caldera: A Natural Laboratory

The Maug Islands are a natural laboratory for scientists studying ocean acidification. A co-production with Open Boat Films.

Manatees: Conserving a Marine Mammal

Each winter, scientists head to Crystal River, Florida, to study manatees gathered there.

Beneath The Bridge

The Blue Heron Bridge in Riviera Beach, Florida, is known as one of the best shore dives in the United States.


Funding for Season 8 of Changing Seas was provided by: