Why Florida Sea Turtles Are Turning Into “Chilly Popsicles” During a Rare Cold Snap
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-
Sea Otter Conservationist Chanel Hason Named July '25 Sea Hero

Learn more about how one rescue diver–turned-conservationist is working to bring a thriving sea otter population back to the Oregon coast.

Best Destinations for Healthy Marine Life

We asked, and our readers told us: These three locations earned top marks for their healthy marine life, something every diver wants when they splash down.

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Recent Articles

Seven Shark Non-Profits to Support if You Love Sharks

If sharks keep disappearing, what will become of our oceans and favorite shark dives? These shark organizations and non-profits are dedicated to bringing change.

The Ultimate Guide to Shark Diving

The best places to go diving with great white sharks, hammerhead sharks, whale sharks, and more. Plus: How to do it safely.

John Halas Earns Sea Hero Honor for Pioneering Global Buoy Use

As the first employee of what would become the Florida Keys National Marien Sanctuary, John Halas prioritized installing buoys on popular boating sites around Key Largo in the 1980s to protect coral reefs. This Vietnam veteran's pioneering work established buoys as industry-standard in more than 38 countries worldwide, preserving untold acres fo coral reefs from anchor damage.

More than Meets the Eye: Whale Shark Eyeballs Have Two Incredible Features

No, whale sharks' eyeballs are not covered in miniature teeth. Here's what the discovery of dermal denticles in a whale sharks eyes actually means.

How Smart are Sharks?

In this edition of Ask a Marine Biologist, Dr. David Shiffman proves that sharks are far more than mindless killing machines.