Is Something Wrong?
MY BUDDY AND I DIVED SIX OUT OF SEVEN DAYS on my last dive trip. Our profile allowed an hour of dive time with two-tank dives …
THE OFFICIAL MAGAZINE OF DIVERS ALERT NETWORK
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Rebreather Myths
CLOSED-CIRCUIT REBREATHERS (CCRs) have significantly grown in popularity over the past few years. They are becoming more of a norm in the technical diving community, and recreational and …
DAN Medical Services Is Here for You
AS YOU MAKE PLANS TO DIVE THIS SUMMER, remember that an important benefit of DAN membership is access to DAN Medical Services.
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Fitness for Scuba: Exercises for All Ages
SARCOPENIA IS A NATURAL MUSCLE LOSS (atrophy) due to aging. Periods of inactivity due to injury, illness, or a busy life can accelerate this process. Individuals over the age of 65 are particularly …
Chasing Weeds
How many times have you noticed the line of weeds out of the corner of your eye and driven past, around, or through it without a second glance on your way to a dive? In our case, most of the time. On a calm day off Jupiter, Florida, a wide weed line at the edge […]
Fred Buyle
A STATEMENT ON FRED BUYLE’S WEBSITE briefly explains his approach to underwater photography: “To take his pictures and videos, Fred uses a simple formula: the water, available light, a camera, and one breath of air, nothing more, nothing less.” I would add to that list an extraordinary eye for composition and a passion for placing himself […]
Mexico’s Sardine Run
Although striped marlins (Kajikia audax) are slower than some of their billfish cousins, their 50-mph speed is plenty fast for me. I try to swim alongside this stealth bomber of the sea as it works a baitball to separate individual sardines from the silvery mass. While getting outpaced by sailfish and black marlin might be […]
Going Up
Every night as the sun slips below the horizon, countless aquatic creatures begin migrating up from the deep in what is quite possibly the greatest show on Earth. Seeking nourishment in shallow water, zooplankton must risk a perilous journey upward, avoiding a gauntlet of predators while remaining in the safety of darkness and then returning […]
When Should the Rescue Begin?
DIVING INHERENTLY CARRIES AN ELEVATED LEVEL OF RISK because humans cannot survive underwater without specialized equipment. When things go wrong, an effective rescue is vital for a favorable outcome. Most rescue diver courses teach students basic techniques to apply after something goes wrong, but better courses also provide techniques to prevent incidents from occurring in […]
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