Coral reef ecosystems in trouble

Coral reefs cover less than 1 percent of the Earth’s surface yet feed and shelter a significant amount of marine life and provide food, coastal protection, and livelihoods for millions of people. Read about the state of the world's coral reefs in this PBS Nature Blog post. Spoiler alert: it isn't pretty. 

Coral's big summer

On coral reefs around the world, certain species practice impressive mass spawning. Read about the spawning event at the Flower Garden Banks National Marine Sanctuary in this post for the PBS Nature Blog.

Top Aquariums

Ten of the best accredited aquariums in North America. Find Nemo and Dory and many amazing marine creatures - and help conserve the world's oceans at the same time. Read the list here.