On the Great Barrier Reef, bleaching is underway in the northernmost section. This is the sixth bleaching event on the Great ...

Zooxanthellae are plantlike organisms that photosynthesize and exchange food and nutrients with their host coral. In the warm oligotrophic waters where corals thrive, the nutrition provided by ...

This relationship between the zooxanthellae and the coral polyps is an excellent example of a mutually beneficial relationship, also known as symbiosis. Although they occupy less than 0.1% of the ...

Rising acidity reduces the rate at which reefs develop. Crucial to coral health are colorful algae called zooxanthellae. These algae live in coral polyps, providing coral with its bright color.

Two iconic Australian reefs face simultaneous coral bleaching, highlighting urgent threats to ocean ecosystems ...

In recent years global warming has harmed almost every reef around the world. When corals are exposed to elevated ocean temperatures, they’re susceptible to coral bleaching — which means they expel ...

Most hard corals grow thanks to a symbiotic relationship between the coral polyp and zooxanthellae - essentially algae - that through photosynthesis produce glucose, energy, to enable the hard corals ...

Coral bleaching is a natural response of corals to environmental stress, where corals expel the microscopic algae called zooxanthellae. These algae provide most of the coral’s food and vibrant ...