In this epic freediving video, Matthias Misof and his friends take us on their one-breath adventures alongside turtles, manta rays, huge schools of fish and amazing coral heads.

How do use Florida's reefs? Take the Southeast Florida Coral Reef Initiative's survey.

How will your kids be spending their summer vacation? The Whale Shark and Oceanic Research Center at Utila Lodge is offering a marine conservation program for parents, grandparents and children in June and July 2015 that hopes to teach kids about preserving the environment.

Here are the winners of the world's best and healthiest marine environments in our Top 100 Readers Choice Awards.

The results of our Top 100 Readers Choice Awards are in! You voted on the world's best destinations for underwater photography, and here are the winners!

With several local tour companies and 90 percent of whales migrating, the scenic beaches of Los Cabos makes it the perfect destination for whale watching.

Announcing the winners of our 2015 Top 100 Readers Choice Awards! For the 22nd year in a row, our readers voted on their favorite dive destinations across the world — from North America to the Pacific and Indian oceans to the Caribbean and Atlantic. See which dives made the list for Best Beginner Diving.

Located in Riviera Beach, just outside of West Palm Beach, Florida, the Blue Heron Bridge is a diver’s dream. The diversity of life along with its easy access and affordability make it one of the most popular dive spots in Florida.

Josh Jensen and the Undersea Productions team visited Cod Hole back in 2011 to survey the damage from Cyclone Yasi. Despite some loss of coral in the shallows, they found the reef off the Northwestern coast of Australia to be surpringly healthy — and the Potato Cod as huge as ever.