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Alert Diver Issue: Q2 2012
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.
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.
Mighty Mouths
Certain kinds of fish love to open their mouths wide and yawn. It’s quite fascinating! Read more about these yawning fish.
Maintaining Fitness on a Liveaboard
Vacations are supposed to be relaxing and fun, but if you feel up to it, you can certainly squeeze in some quick and effective workouts. Follow these instructions and exercises for a workout fit for a liveaboard.
Washington’s Olympic Peninsula
The Olympic Peninsula, at the tip of Washington state, has impressive topography, stellar marine life, interesting rock formations and much more. Learn more about diving the Olympic Peninsula.
Important Enough
A nonmember discovers DAN can help all divers — even when injuries seem insignificant. She has since become a DAN member and understands the true power of the organization.
Freediving
It may be time for you to try freediving. Test your limits and push your abilities by picking up freediving. Learn about the safety, gear and more needed to be successful in the sport.
Preconditioning and DCI
Important factors in decompression illness (DCI) are often dive time and depth, but exercise and hydration status could affect DCI risk. Could preconditioning — increase in a resistance to a particular condition — be possible in DCI?
Tank Safety
Do you fully understand relevant safety standards and maintenance practices of cylinders? Gain an education on how to safely transport cylinders, inspect life support equipment and more.
