During the study that led to this revelation, researchers looked at shark remains found in the scat of the leopard seals as well as visible signs of struggle on the seals’ bodies.

*Belize Aggressor IV's* 24 dives in six days explore a newly minted shark sanctuary with worldwide implications.

The light of the moon can shape hunting, mating and more in the ocean.

The Monterey Bay Aquarium Research Institute filmed to giant phantom jellyfish — which has 10-foot arms — more than 3,000 feet deep off the California coast.

Fifty-one countries and the European Union have agreed on a two-year ban on the catch and retainment of shortfin makos.

Blackwater in West Palm Beach and shark diving in Grand Bahama delivers a one-two punch in a simple scuba trip.

Branching and boulder corals releasing billions of new coral larvae onto the Great Barrier Reef, which has battled bleaching in recent years.