The Good Fortune of San Miguel Island
San Miguel Island is a tough place. It’s tough to get there, tough to stay there and tough to dive there. But, it offers some pretty sites.
Alert Diver Issue: Q3 2017
Inert Gas Washout
DAN medics and researchers answer your questions about dive medicine.
Traveling Light
When traveling to dive, consider taking along any of your own gear that’s complex, such as your dive computer, or that enhances your personal comfort or enjoyment, such as your mask or fins.
Left at Sea
When diving offshore, always carry emergency signaling devices such as a surface marker buoy, signal mirror and emergency strobe.
A New Mission
Force Blue involves highly skilled military veterans in marine conservation efforts. The veterans work with marine scientists on initiatives including invasive species (lionfish) removal.
Recompression Chamber Safety
DAN promotes safe chamber operations with research, education and training. Learn more about recompression chamber safety.
DAN Member Profile: Cristina Mittermeier
Cristina Mittermeier has been recognized as a Sony Artisan of Imagery, one of Outdoor Photographer magazine’s 40 Most Influential Nature Photographers and a recipient of the Nature’s Best Photography Windland Smith Rice International Conservation Photographer of the Year award.
Extreme Exposure
Richard Moon, M.D., has spent his career studying phenomena of great interest to scuba divers — including decompression sickness. Learn more about the researcher Richard Moon.
Diving with Dinosaurs
Considered critically endangered, smalltooth sawfish are under pressure from anglers who would take their rostrums as souvenirs and from the shark-fin trade. Many divers can go their whole lives without seeing one.
Saturation Diving
What is saturation diving? When the diver breathes in inert gas, it dissolves into the body’s tissues and reaches equilibrium with the ambient pressure at the diver’s depth.
