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Disease Takes Hold

The white splotches are lesions of infected coral. ...

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Healthy Coral Polyps

Healthy coral is colorful. The entire coral is actually a colony of many little...

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Diseased Coral Polyps

The Florida Keys were hit by a mysterious disease in 2014. Here, a colony of...

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Sickness in the Sea: A Coral Plague Hits Florida

Florida corals had a rough 2014. During that year higher than normal ocean...

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On the Trail of DNA in the Ocean

DNA is everywhere—it can be found in hair, saliva, blood, bones, feces or even...

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Birth of an Atoll

An atoll is a ring-shaped coral reef that forms as an old volcano erodes. This...

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A Healthy Reef

A healthy coral reef with both hard corals and softer-bodied relatives at...

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Waving Sea Fans

Sea fans—softer-bodied coral relatives—colonizing a dead stony coral framework. ...

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Bleached

A highly bleached coral reef in the Pacific Ocean. ...

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White Corals in a Bleached Reef

Divers swimming over a bleached coral reef. ...

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Ancient Reefs Reveal Glimpse at Future Oceans

Envision a coral reef and a rainbow of colors come to mind. Brilliantly colored...

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Heroes of Herbivory

Coral restoration, often in the form of growing corals in a lab or in field-based...