The Emerald Sea

Vancouver Island, British Columbia

Cayman’s Sister Islands

Little Cayman and Cayman Brac

Jardines de la Reina

Cuba's pristine paradise

Local Diving

Dutch Springs

Looe Key

A Florida Keys gem

Diving Georgia’s Jewel

Gray's Reef National Marine Sanctuary

Water Planet

Differentiating Coral Bleaching and Coral Mortality

A case study from the Great Barrier Reef

End the U.S. Shark-Fin Trade

Continuing a Tradition of Ocean Stewardship

An interview with Palau President Tommy Remengesau Jr.


Invisible Crystals

Crystallized nylon-hose interiors can cause regulator failures.


The art and science of producing breathing gas

Accessorize Your Dive

DAN is Your Dive Safety Association