Lionfish use venom as a protective mechanism. When divers come in direct contact with their spines or fins, venom is injected into the skin through needlelike bristles located along the dorsal, pelvic and anal fins.
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Presenting the 2017 readers choice awards for best overall scuba diving in the Caribbean and Atlantic Ocean.
Should you pee in your wetsuit? It's a question every scuba diver has to face.
DAN's annual report on dive accidents highlights four factors common to fatal accidents. The good news: They're all preventable. Our dive-training tips.
Aboard Tonga's Nai'a liveaboard, when the watch cries “Whales!” and the ship’s bell rings — grab a camera and run to the bow, because something is about to happen.
Photojournalist Jill Heinerth surveys the fragile marine habitat in the Arctic, where melting sea ice has an ecosystem hanging in the balance.
Conservation organizations are urging people to stay away from seal pups on the beach.
See what scuba diving lessons we can learn from this fatal accident: an inexperienced, out-of-shape diver dies close to shore.
The Maldives, an island nation south of India, is best known among divers for abundant pelagic life, from whale sharks and oceanic mantas to Napoleon wrasse and hammerheads.
Scuba divers captured the experience of a lifetime on video when a great white shark visited the group on an Australia dive.
Palau has plenty to offer traveling scuba divers, including bumphead parrotfish spawning and night diving experiences.
Zack Rago, of the ocean documentary *Chasing Coral*, is honored as a Sea Hero by *Scuba Diving* magazine and Seiko watches.
Traveling to the Caribbean scuba diving hot spot Little Cayman? Here's what to do when your scuba diving and exploring the island.