Mola Molas
Mola molas, or sunfish, are some of the heaviest bony fish in the world. They are interesting creatures who dine on jellyfish.
THE OFFICIAL MAGAZINE OF DIVERS ALERT NETWORK
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Escape from the Bubble Cloud
When his regulator hose burst during a dive, a diver not only lost his primary air source, he also was engulfed by a cloud of bubbles that made it nearly impossible to see or hear.
Dragon Road, Part 1
Any animal that looks as unconventional as a seadragon must also have an unconventional sex life. Unlike most marine fishes, which reproduce by spontaneously releasing and leaving behind thousands of tiny eggs in the open ocean, seadragons brood their large eggs attached to the tails of males for a month.
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Severe DCS in the South Pacific
Severe neck and shoulder pain plagued one diver after a day of scuba diving in the South Pacific. The pain worsened and other symptoms developed, but local treatments were not an option. Thanks to DAN, treatments were coordinated.
The Most Important Fish in the Sea
Menhaden, also known as bunker, are forage fish that play a critical role in the ocean food web. They are a vital source of food for wildlife up and down North America’s Atlantic seaboard. But their population management ignores the importance of the food web. Learn more and what you can do.
Air Hoses: A Closer Look
Air hose malfunction can be a very serious safety concern. From yellow “crystals” to degraded linings, air hoses are essential pieces of equipment. Learn more about air hoses.
Attention-Deficit/Hyperactivity Disorder and Diving
Divers with Attention Deficit Hyperactivity Disorder could be at risk for serious injuries. Our experts answered questions pertaining to diving and ADHD.
Ocean Views 2017
As part of the 2017 Nature’s Best Photography Windland Smith Rice International Awards annual competition, the Ocean Views category honors those photographers whose skill and creative vision have captured a frozen moment in time that can bring attention to both the bounty and fragility of the marine ecosystems found in and near our underwater world.
Recompression Chamber Safety
Instead of simply listing requirements relevant to the safe recompression of injured recreational divers, DAN identified real, likely hazards, quantified their significance and presented mitigation guidance for each.
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