On the Hunt

Secret Bay, located in Anilao, Philippines, is home to many sea critters you have never seen before. Learn more about diving in this unique and fanciful location.

Anthias fish feed around plants

Defensive Dive Profile Planning

Decompression safety may be achieved by staying within dive computer or dive table limits, but decompression sickness (DCS) can develop even after dives that remain within prescribed limits. This article will discuss concepts important for conservative practices, some of the pitfalls that must be overcome, and practical strategies for defensive dive-profile planning and implementation.

Two divers swim up to corals

Discovery of a Lost Battlefield

A research team locates the remains of U-576 and Bluefields. This was a major discovery as many people did not know where these boats fought or were sunk. Learn more.

Four elated-looking men gather around a laptop

Cabo Pulmo

Cabo Pulmo is a National Marine Park in Mexico and can be described as a treasure. From humble beginnings, this small marine preserve has become a bastion of biodiversity.

Thousands of schooling jacks dwarf a nearby diver

Voices Under the Ice

Antarctica’s Ross Sea is one of the least-impacted marine ecosystems in the world today. Read more about the Ross Sea and its inhabitants who are well suited for the frigid climates and conditions.

A pod of penguins jump off ice and splash in the waters

Emergency Simulations for Dive Professionals

In-service training is on-the-job education or skills development designed to improve staff members’ capabilities. Its importance for dive professionals cannot be overemphasized. Read more about the importance of in-service training for dive pros.

Training supervisor oversees people in emergency training procedure

Our National Marine Sanctuaries

America’s national marine sanctuaries have everything a diver could ask for — coral reefs, kelp forests, animal encounters, shipwrecks and so much more. But not only should they be visited, divers also have a responsibility to advocate for them.

Curious pilot whale inspects camera


Bermuda’s prim and proper appearance belies its voracious appetite for ships. Investigate different wrecks each day, and be finished in time for afternoon tea on this gem of the Atlantic.

Aerial view of Bermuda with houses on the coast

Harvesting Divers at Risk

Miskito divers risk their lives every day just to earn enough to feed their families. DAN traveled to the La Moskita region of Honduras to study the dive practices and lives of local lobster harvesting divers in an effort to learn what can be done to help.

A man is hoisted into a chamber by two hospital workers

Destination Antartica

WHEN I STARTED DIVING, I fell in love with colorful coral reefs and marine life. If you had told me that Antarctica would someday become a favorite destination, I might have laughed and said I’d never …