In its nearly three decades of use, several misconceptions have surrounded the use of nitrox, most notably that divers report feeling less tired after a dive on nitrox than they would on air.

Sea Dragon

A Florida diver recounts being lost at sea and what he would have done differently.

Underwater photography expert Alex Mustard shares his secrets for how to shoot better photos of shipwrecks.

Learn how to identify key coral species like the *Isopora Palifera* coral.

Plaza Beach Resort Bonaire

Learn how to identify key coral species, starting with pocillopora corals, also called cauliflower coral.

Cayman Islands

Muck diving provides great subjects for underwater photographers. Here are photo expert Alex Mustard's pro tips for macro photography.