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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.

Great White Shark Tagged Off Florida Coast Amid Surge in Sightings

Increased great white shark sightings in Florida highlight conservation success, with juvenile sharks thriving thanks to protections and research efforts.

Recent Articles

Pristine Coral Reef Untouched by Bleaching Discovered in Tahiti

A pristine reef unaffected by coral bleaching has been discovered in Tahiti more than 100 feet deep by a team of divers mapping the ocean floor for UNESCO.

World’s Largest Colony of Fish Nests Found Under Polar Ice

Millions of icefish nests were discovered more than 1,600 feet below the ice in Antarctica’s Weddell Sea.

How Accessible Are Marine Biology Careers for Disabled People?

You do not need to be able to scuba dive for a career in marine biology, but there are ways for the field to improve inclusivity.

Massive "Sea Dragon" Fossil Discovered in the UK

The ichthyosaur, excavated throughout August and September 2021, is the largest and most complete specimen ever discovered in the U.K.

Tracking Endangered Whale Sharks with eDNA

On Australia's Ningaloo Reef, researchers and Australia’s richest man are using environmental DNA to unlock the mysteries of the world's biggest fish.

Ocean Warming Could Lead to Smaller Fish, New Study Finds

Ocean warming puts fish are at risk of becoming smaller due to the lower oxygen content of warm water, reports a new study.

Sea Lions Use Whiskers Like Humans Use Fingertips, Scientists Find

Sea lions use their whiskers in “task-specific” ways, adjusting the specific way they’re moved depending on what they intend to discover about a particular object.