The algae have poisoned more than 1,737 square miles of the waters, littering beaches with carcasses and ravaging an area ...

Scientists have discovered two new species of wart sea slugs in North Sulawesi, Indonesia: Phyllidia ovata and Phyllidia ...

Sea stars may look like they're cuddling, but these underwater gatherings serve surprising survival and reproductive purposes ...

Climate change is warming the whole planet, but the ocean is absorbing most of that heat. That's bad news for creatures that ...

IT has been more than a decade since Mohamed Nasheed, the former president of the Maldives, became the face of climate ...

A towering coral reef has emerged from the depths of Australia’s northern waters, reshaping what scientists thought they knew ...

Some dolphins in Shark Bay use marine sponges as a fishing tool. Credit: Eric Patterson. One dolphin swam past, her nose ...

A study led by Associate Professor Kelton McMahon at University of Rhode Island's Graduate School of Oceanography has found that food webs on tropical reefs are more fragile than we once thought.

A laid-back atmosphere gives way to stunning, vibrant underwater landscapes at this tiny Caribbean gem. Home to thriving, ...

High-frequency sounds produced by snapping shrimp, particularly at night, can serve as an effective indicator of coral reef ...

Sea cucumbers, or 'janitors of the sea', scour and clean the seafloor, allowing other animals to thrive. In the Philippines, ...

When researchers discovered "dark oxygen" last year, the news spread around the world, but the biggest challenge to the ...