Dutch Springs
Pennsylvania is not known as a premier dive destination, but on the east side of the state is a gem for divers. Dutch Springs is an old quarry-turned-lake and was made into a scuba diving facility.
THE OFFICIAL MAGAZINE OF DIVERS ALERT NETWORK
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Invisible Crystals
Polymorphic crystallization inside hoses has recently emerged as a hazard divers should be aware of. Be sure to replace old hoses, limit hoses’ exposure to high temperatures, and follow manufacturers’ maintenance recommendations.
Night Drifters
Recent studies have shown larval fishes to be strong swimmers with sophisticated instincts for remaining in local waters. But exactly where they go between spawning and settlement remains a mystery.
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Differentiating Coral Bleaching and Coral Mortality
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.
Skin Bends in Cuba
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.
Why Are Fewer Chambers Available for Emergencies?
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.
Clams & Friends
Read one couple’s story about diving with shrimp, clams and other little critters.
DAN Member Profile: Georgienne Bradley
DAN member Georgienne Bradley shares her stories concerning diving and why she is a DAN member. Read more.
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