Alert Diver

Significant Sargassum

Melissa Gaskill

Q2 2013

Sargassum plays a significant role in a healthy marine ecosystem in different ways, including providing shelter and fostering breeding opportunities. Read more about sargassum and its importance.

Yap

Andy Sallmon and Allison Vitsky Sallmon

Q1 2013

Yap is the place to go for manta ray sightings. But Yap also is home to other great marine critters including mola mola, sharks and more. Learn more about traveling and diving in Yap.

Rebreather diving can be tricky for recreational divers especially in terms of relearning buoyancy control. Rebreather diving also does not change the amount of gas in the system, but simply moves the volume of gas back and forth. Learn more about how one rec diver learnt rebreather diving.

The Egyptian Red Sea

Alex Mustard, Ph.D.

Q1 2013

The Red Sea is a classic dive destination — a must-see locale regardless of where you live. The Red Sea has a rich variety of sea critters, landscapes, wrecks and more. Learn more about the Red Sea and how to dive it.

Trust Your Instincts

Nicole Baker

Q1 2013

Err on the side of caution should unusual symptoms present after a dive. One DAN member experienced a rash and concentration issues. Read more about how DAN was able to help this diver.

Reefs of Poison and Venom

Ethan Daniels

Q1 2013

Poisons and venom have helped ocean species survive for thousands of years. These evolutionary adaptations enabled the species to hunt and thrive in different conditions. Read more about the roles of poisons and venoms in different species.

Tobermory, Ontario

Erica Blake

Q1 2013

If you’re diving in Ontario, be ready for frigid waters. But, Ontario boasts spectacular diving — including breathtaking shipwrecks. Read more about diving in Ontario and how exactly to dive the locale.

Bored With Your Traditional Fitness Routine?

Jessica B. Adams, Ph.D., and Matthew T. Del Tufo, B.S.

Q1 2013

Kettlebells are a great training tool because they challenge the body’s muscular and cardiovascular endurance. Kettlebells are affordable and the workouts are customizable. Read more about kettlebells.

Small Worlds

Ned and Anna DeLoach

Q1 2013

Tiny sea creatures like shrimp and goby can be difficult to photograph. But thanks to a simple solution, one dive team was able to herd them easily and take their photos. Read more about this story.