Crown-of-Thorns and Favorable Disturbance
The crown-of-thorns starfish is considered one of the most influential invertebrate predators found on Pacific coral reefs. Read more about why this starfish is so important to reef health.
THE OFFICIAL MAGAZINE OF DIVERS ALERT NETWORK
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Stick To Your Maximum Operating Depth
DAN medics and researchers answer your questions about dive medicine.
Proactive & Prepared
When emergency response is made as accessible and efficient as possible, it’s much easier for divers to embrace the culture of dive safety. Divers are more apt to remind each other to be cautious and to watch out for each other with increased vigilance.
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Choosing Safety
What does a culture of dive safety look like in today’s recreational diving? Read one expert’s thoughts as he dissects an ideal safety culture.
Diving Out of Bounds
Expedition diving varies, but ultimately, they are complex adventures that require months of preparations and a team of dedicated individuals. Learn more about expedition diving.
Trust the Experts
DAN saved a person’s life when a local hyperbaric chamber facility refused service. Putting their hands and full trust into DAN, they were thankfully able to get life-saving treatments somewhere else. Read more about this DAN member.
Understanding Alternobaric Vertigo
Learning how to equalize ear pressure is part of every diver’s basic open-water training. Alternobaric vertigo (AV) arises from unequal pressure between the two middle ears, usually because the pressures are changing at different rates. Learn more about AV and its prevention.
The St. Lawrence River
The St. Lawrence River widens into a rich estuary. It’s a rich dive site with lots for divers to check out. Learn more about the St. Lawrence River.
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