When and where to go snorkeling with five species of whales and dolphins.

The IUCN Red List is a collection of the best available scientific data analyzed and summarized by an international team of experts—such an assessment is not an opinion and not a guess. But such an assessment does not carry the force of law, and IUCN Red List Endangered status doesn’t mean the same thing as being considered endangered under the U.S. Endangered Species Act.

A guide to the best national parks for scuba diving from Maine to Florida to Alaska.

Project Aware amplifying diver voices to secure sustainable trading regulations for sharks and rays around the world.

A group of retirees in New Caledonia are documenting the population of poisonous reef snakes in Baie des Citrons as a part of a 17-year study.

Whale sharks, manta rays, oceanic whitetip sharks, sea turtles, monk seals and groupers are all endangered. Here’s how to help protect each one.

Thailand is undoubtedly a bucket list destination for scuba divers. Besides scuba diving in Thailand, tropical islands and sun-soaked beaches await travelers.

Celebrate some of the super-dads of the sea this Father's Day!

These are the five best regions for scuba diving in Mexico.