Pushing the Envelope
Three accomplished dive photographers share how they’ve pushed the envelop in underwater photography. You can glean their tricks and secrets.
THE OFFICIAL MAGAZINE OF DIVERS ALERT NETWORK
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Assessing Basic Vital Signs
Vital signs can be helpful even to first aid providers with limited medical training. Sets of vitals that are outside normal ranges typically indicate the need for some treatment.
Flower Garden Banks National Marine Sanctuary, Texas
Flower Garden Banks National Marine Sanctuary has corals and small reef fish, but keep your eyes open for larger predators like whale sharks. Learn more about diving this Texas marine sanctuary.
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Sanilac Shores Underwater Preserve, Michigan
Sanilac Shores Underwater Preserve is off the coast of Michigan and is a great dive site. Read more about this locale.
Upper Body Strength
With a stronger upper body, you can easily lift your gear, climb an exit ladder, pull yourself up and perform other essential tasks. Learn the importance of upper-body strength and learn a great workout.
The Problem with Overfishing
Overfishing can cause irreversible damage to local ecosystems. Learn more about overfishing and how to combat it.
The Peculiar Fate of the Missing Mate
Signal gobies are cute fish and have unique courtship rituals. Read more about this peculiar affair.
Shooting Great Whites
Great white sharks are immediately recognizable — so when you see one, do you know how to take a breathtaking photo? Glean tips on shooting great white sharks.
DAN Member Profile: Barry Olson
Barry Olson is a diver for Walt Disney World in Orlando, Fla. and is a DAN member. Learn more about Barry’s career and why he’s a member of DAN.
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