Season 8
Florida’s Blue Heron Bridge is popular with divers because of its rich marine life.
Beneath the Bridge
Maug’s Caldera: A Natural Laboratory
The Maug Islands are a natural laboratory for scientists studying ocean acidification.
Maug’s Caldera: A Natural Laboratory
Manatees: Conserving a Marine Mammal
Each winter, scientists head to Crystal River, Florida, to study manatees gathered there.
Manatees: Conserving a Marine Mammal
Sponges: Oldest Creatures in the Sea?
Are sponges the oldest creatures in the sea? DNA research has cast doubt on that theory.