Where to see whale sharks, what they eat, best dive locations, and expert tips for sustainable encounters.
A rare Florida cold snap left hundreds of juvenile sea turtles cold-stunned in shallow lagoons, prompting a rapid rescue and rehabilitation response that offers a rare look inside the delicate, hands-
Learn more about how one rescue diver–turned-conservationist is working to bring a thriving sea otter population back to the Oregon coast.
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Summer vacation isn’t just for the schoolkids. Browse our list of the five best June scuba diving destinations, and start dreaming up your midyear getaway.
Sign up for a PADI Indonesia Sea Slugs and Nudibranchs Awareness Distinctive Specialty and develop the patience and skill to find some of the ocean's smallest critters.
Whale sharks, oceanic whitetip sharks and mantas received highest protections at the most recent CITES Conference of the Parties. Here's what that says about the future of ocean protection.
See the image and hear how, after weeks of patiently waiting, a photojournalist and Sea Hero captured a rarely seen eel behavior—hunting our of water.
Meet our Sea Hero of the Year: Les Burke, a veteran shaping the next generation of ocean leaders though education and exploration.
In the latest edition of “organizations divers should know,” Dr. David Shiffman introduces you to the Asian Shark and Ray Alliance. This new organization will bring together shark scientists and conservationists from across Asia—but they need your help.
Scientists recently observed that some orcas create and use kelp tools, possibly for exfoliation. See how and why they do it.