Hammerhead Shark Swarm

It’s just a regular dive off the coast of Mozambique -- a dolphin pod here, a few kingfish there -- until a swarm (and we mean DOZENS!) of hammerhead sharks show up (01:24). Here’s what it’s like to find yourself surrounded by hammerheads! The distinctive-looking sharks are highly threatened by the fin trade, so it’s special to see them converge in such large numbers.