Single reefs here hold four times as many species as the entire Atlantic Ocean. All the planet's richest reefs lie within the "Coral Triangle" – a glittering collection of islands in the Indo ...

A partnership to safeguard globally significant coral reefs. © Paul Mckenzie / WWF-HK Coral reefs cover less than 0.1% of our ocean, but they are home to 25% of its ...

The Great Barrier Reef off the coast of Australia is the largest coral reef in the world. It spans 1,400 miles and is home to 400 types of coral, 1,500 species of fish and 4,000 types of mollusk ...

Coral reefs are hot spots for more than fish. Fish and corals in reefs across the Pacific Ocean may harbor nearly 3 million varieties of bacteria, researchers report June 1 in Nature Communications.