DAN Member Profile: Jill Heinerth
Canadian-born underwater photographer Jill Heinerth discusses her illustrious career as a female cave diver. Read more about Heinerth’s work and current projects.
THE OFFICIAL MAGAZINE OF DIVERS ALERT NETWORK
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Reports from the Lionfish Front
Lionfish are an invasive species and have been found all over the world. But the volunteerism of divers and even sharks has helped decrease these surging populations. Read more about the current state of lionfish.
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Can Whales Get the Bends?
Decompression sickness (DCS) is a plague for humans, but what about in mammals? Understand the science between DCS and marine animal evolution.
Ocean Views 2012
Marine-life and underwater photography is not only an art but it takes deep commitment. Browse the winners of the 2012 Ocean Views Contest and celebrate these frozen moments in time — and the talents of each photographer.
Breathe In, Breathe Out
A scuba regulator enables humans to breathe regularly. Get the basics on scuba regulators.
Rebreathers: Boon or Bane
Popularity of rebreathers has skyrocketed — but how safe and useful are they for recreational divers? Learn both the benefits and hazards of rebreathers.
Eutrophication
Eutrophication is the excessive richness of nutrients in a body of water and can kill plant and animal life from a lack of oxygen. It can be caused either by Mother Nature or human involvement. Read more about eutrophication.
Medical Emergencies in Remote Environments
How you handle medical emergencies in remote environments is incredibly important. Read our best tips on a variety of plausible scenarios for dealing with these particular emergencies.
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