A Salute to St. Eustatius
The St. Eustatius National Marine Park has a growing and proliferating reef. The island itself also has a rich past.
Alert Diver Issue: Q2 2017
Your Lungs and Diving
How does diving affect lung function? While all divers will likely have increased CO2 levels (to some degree) during a dive, the manifestations are minor.
Blackwater Diving
Divers can capture some breathtaking images when diving at night, but it can be a scary experience. Gain some great tips on nighttime underwater photography.
Shooter: Burt Jones
Burt Jones changed the landscape at a piece of Indonesian underwater paradise called Coral Triangle. Read his story.
Eating Our Way Out
Lionfish pose a threat to native species as their numbers are skyrocketing out of control. The best way to solve the problem of invasive lionfish? A fork.
Breathing Gases
Some divers like closed-circuit rebreathers for their ability to provide breathing gas at a set partial pressure of oxygen throughout dives.
Flower Garden Banks
Located in the Gulf of Mexico, the Flower Garden Banks National Marine Sanctuary is home to a variety of sea critters and is a treat to dive.
Carbon Monoxide: The Silent Killer
Carbon monoxide (CO), an odorless, tasteless and invisible toxic gas that could find its way into your scuba cylinder, has caused the deaths of divers all around the world.
Mouths Full of Eggs
Eggs are a dinnertime delicacy in reefs around the world, which means protecting nests is hard work. Ironically, the safest place to hide eggs may be in the mouth.
Diving After Arthroscopic Knee Surgery
DAN medics and researchers answer your questions about dive medicine.
