When Palacio and her team examined coral reefs after the 2015–2016 heat wave, they found that particular corals called ...

One important algal group, benthic (bottom-dwelling) algae, rapidly grows over dead coral and other inert objects, providing a grazing yard for herbivores, such as parrotfish. Saddled ...

Record-breaking ocean heat has taken a devastating toll on one of the world’s greatest natural wonders, with coral bleaching ...

Bleached coral reefs usually appear as an endless stretch of white coral and eventually turn to dead brown coral ... causing them to expel the colored algae known as zooxanthellae that they ...

Acropora corals are also known to harbor Symbiodiniaceae, a family of algae that creates nutrients for the coral by converting sunlight into energy by way of photosynthesis. In exchange ...

In the western Pacific, where dead coral and sand once blanketed the seabed ... When temperatures rise, corals expel the algae, causing them to bleach. If the heat persists, the corals eventually ...

Thanks to a symbiotic relationship with microscopic algae, corals also turn the Sun’s energy into food – oxygen is the byproduct. Oxygen levels on coral reefs naturally fluctuate in a daily cycle, ...

In the coastal seas episode, we see the devastating scenes of coral bleaching – how whole reef ecosystems which once teamed with life, are now dead, white and derelict ... brilliant colour are the ...

“Coral is not an independent organism,” says Luisa Marcelino, a research assistant professor of civil and environmental engineering. “It depends on the algae that live in its tissue to give it food.