Some lucky scuba divers get a personal visit from Tahiti's friendliest dolphin in this video.

Ocearch’s Global Shark Tracker provides real-time updates on the migration patterns of tagged sharks, including the ­famous Twitter personalities Katharine, Lydia and Mary Lee.

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Underwater photographers and scuba divers flock to Mexico's Banco Chinchorro to meet American crocodiles. Are you ready?

This scuba diver encountered a couple of strange fish while in Cayman Brac. Watch this video to learn more about these fish, called flying gurnards.

The stellate scorpionfish is believed to be the deepest-living member of its genus in this part of the world, taking up residence in 300-500 feet of water.

Kona's famed Manta Night Dive is the mother of all night dives. Watch as manta swoop out of the dark and in between scuba divers.

*Scuba Diving's* Sea Heroes program awards conservationists around the world. Meet Jillian Morris, founder of Sharks4Kids and July's Sea Hero.

Want more shark action? Check out fin-tastic images of different types of sharks from our 2016 Through Your Lens Photo Contest.