Alert Diver

Survive Your Dive

Petty Officer Henry Dunphy and Lieutenant John Downing

Q3 2014

Recommendations created by several safety-oriented organizations want to ensure that scuba remains a safe sport. Read their six recommendations.

Air, Nitrox and Fatigue

Matias Nochetto, M.D.

Q3 2014

Is there any solid evidence to support the observation that nitrox reduces fatigue? The experts weigh in on the intersection of air, nitrox and fatigue.

Military diving has ancient roots and today, is considered an elite classification. Military diving entails risks and responsibilities that go far beyond typical diving. Read more about the history of military diving and how it evolved.

A Shark Tale

Mary Maguire

Q3 2014

While trying to eat a fish for lunch, a shark accidentally nipped a diver’s hand instead. The injury was bloody but thankfully, DAN provided needed assistance and guidance.

“Estale”

Stephen Frink

Q3 2014

St. Lucia is a vibrant place with plenty for divers to explore under the water and topside. Learn more about St. Lucia, its dive sites and how exactly to dive it.

Moondance

Richard Barnden, Brice Semmens, Ph.D., and Christy Pattengill-Semmens, Ph.D.

Q3 2014

Spawning is greatly influenced by the moon’s phases and greatly changes the spawning fish’s behaviors. Learn more about spawning.

Kauai’s Niihau

Joseph C. Dovala

Q3 2014

Get a first-hand look at diving in Kauai’s Niihau. The diver discusses searching for the Niihau volcano and more.

Core Quickie

Jessica B. Adams, Ph.D.; Photos by Stephen Frink

Q3 2014

Core muscles are incredibly important for everyday activities, but also for scuba diving. A stronger core reduces the risk of injury when lifting dive gear and it promotes years of pain-free diving. Learn more great core exercises.

Baja Big and Small

Ned and Anna DeLoach

Q3 2014

Baja, in the Gulf of California, is home to creatures big and small. Learn more about from this first-person encounter on the critters of Baja.