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Why Do Fish Travel in Schools?

When survival is the goal, greater security comes with numbers. Here, we're taking a closer look at schools and shoals—plus, we'll tell you how to capture the best underwater photos.

Underwater Photo Gallery: Camouflaged Critters

Many reef creatures have adapted in such a way that they can hide in plain view. Judy G presents a photo gallery of these masters of disguise.

9 Awe-Inspiring Archipelagos

For divers, all archipelagos are not created equal. Follow our lead to nine of the most awe-inspiring of the bunch.

Do Pufferfish Hold Their Breath?

They can look like heavyweight boxers in a display of you-can't-beat-me chest swelling. Find out if they actually hold their breath or not.

UK Establishes World's Largest Marine Reserve in South Pacific Pitcairn Islands

Only about 1% of the world's oceans are protected in reserves, but this number is steadily growing thanks in part to the United Kingdom.

Join a Thrilling Seven-Night Research Odyssey Aboard the Four Seasons Explorer

Study the Maldives’ most exciting residents— manta rays and whale sharks

Sea Heroes: In Their Words - Lad Akins

_Scuba Diving_ magazine had a chance to catch up with August 2014 Sea Hero Lad Akins at DEMA Las Vegas to discuss his marine conservation work and his involvement with lionfish populations across t

Video: Diving Gardens of the Queen in Cuba

Cuba's Gardens of the Queen is one of the hottest dive locales in the Caribbean — and for good reason. It offers an amazing diversity of underwater wildlife.