Alert Diver

Microbial Hazards

Michael Miller, Ph.D., and Petar Denoble

Q4 2011

Bacteria is an elusive and often undefined threat, but what dangers does it pose to divers? Take a look at the different microbial threats to divers, and learn what you can do to reduce the risk of infection.

Alaska

Stephen Frink

Q4 2011

Alaska has wildlife above and below the water that capture the imaginations of travelers of all ages. However, a dive photographer specifically curated a trip to Alaska to ensure he could capture images of Alaska marine life at ideal times. Read more about diving in Alaska.

Nitrox

Eric Douglas; Photos by Stephen Frink

Q4 2011

Nitrox, or enriched air, is a valuable tool for recreational divers. Use of nitrox can lower the risk of decompression sickness or even extend a diver’s bottom time. Read more about nitrox.

Flooded Forests

Ethan Daniels

Q4 2011

Mangrove forests are a vital part in the aquatic ecosystem. Learn more about mangrove forests and how divers can explore them.

The Bird’s Head Seascape

Maurine Shimlock; Photos by Burt Jones and Maurine Shimlock

Q4 2011

In a land where wildlife outnumbers human life, conservationists are working to find a way to allow access to a rare area of diversity without destroying it in the process. Read more.

Beneath Cold Seas

David Hall

Q4 2011

Underwater photography is challenging, but it’s even harder in colder waters. Learn more about what it takes to become a cold-water photographer.

Shooter: Flip Nicklin

Stephen Frink

Q4 2011

Flip Nicklin is an accomplished whale and underwater photographer. Read more about the career of Flip Nicklin.

Burns

Brian Harper

Q4 2011

Burns are a very serious and distressing injury as they can be disfiguring and life threatening. Read more about first aid and prevention.

Marine Life Poisonings

Joseph Becker, M.D., and Paul Auerbach, M.D., M.S; Photos by Stephen Frink

Q4 2011

Many fish and other marine life are poisonous for either part or all of their lives. Toxins may be produced directly by the animal or concentrated within certain organs or tissues as it feeds on other poisonous sea life. Learn more about treating these injuries.