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Corals bleach, or turn white, when their symbiotic algae are expelled from the corals’ tissues due to stressors such as excessively warm water. Bleached corals can and do recover when favorable conditions resume.
While diving in Cuba, a diver’s itchy rash didn’t seem immediately dire, but the condition quickly deteriorated. Seeking treatment was a complicated process, but the diagnosis was eventually skin bends.
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There are over 1,300 hyperbaric chambers in the U.S. but only 130 are available for emergencies — and only two are dedicated to divers.
Read one couple’s story about diving with shrimp, clams and other little critters.
DAN member Georgienne Bradley shares her stories concerning diving and why she is a DAN member. Read more.
A PFO is a passage in the wall between the right and left atria of the heart that can be found in about 25 percent of adults. Its size and the degree of blood flow through it vary. It can greatly impact diving.
Meet the DAN Board of Directors. Their breadth of experience is impressive, and their dedication to scuba diving and safety is abundantly clear.
Kelp paddies provide food and shelter in a “ready-made” habitat. They are incredibly important aspect in an ocean environment. Read more about kelp paddies.
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