They move like ghosts along the shorelines of Canada's Vancouver Island, so elusive that people rarely see them lurking in the mossy forests. British filmmaker Bertie Gregory was one of the lucky ones ...

This secretive native of both sides of the Caribbean—from Belize to the British Virgin Islands—hides out on ledges and in caves of reefs up to 140 feet below the surface of the sea. Although not being ...

By Liz Kimbrough A transparent goby fish drifted through the darkness, its skeleton visible through paper-thin skin. Nearby, a sea slug wore yellow polka dots like a party dress, while an orange fish ...

From groundbreaking research to the beauty of marine sanctuaries teeming with life, these images shine a spotlight on the ocean and the Explorers who champion it. South American sea lions (Otaria ...

Photographer Josh Cogan captures the quiet power of Hawaii’s ocean life, revealing how resilience shows itself in nature—and in us. A manta ray glides silently through the glowing waters off Hawaii’s ...

National Geographic Explorers participating in the National Geographic and Rolex Perpetual Planet Ocean Expeditions are conducting scientific research across Earth’s most crucial ecosystem. Through ...

The charismatic ocean advocate and founder of National Geographic Pristine Seas continues to find new ways to combine research and storytelling to champion marine conservation. A drone photo of a reef ...

Pioneering marine biologist Sylvia Earle grew up along the sea—the right place for the right person to begin a prolific career built on exploring and protecting the ocean. To date, Earle has led more ...