The green fluorescence emitted by corals. Image: NIBB
Corals attract symbiotic algae with fluorescent green light - life short science news

Reef-building corals can only live in nutrition-poor waters because they have a symbiotic relationship with dinoflagellates (zooxanthellae, a group of algae).

It now appears that corals attract these algae by emission of green fluorescent light.

The attraction of zooxanthellae by corals may help corals to recover from bleaching following periods of high temperatures.

Read the full story: National Institutes of Natural Sciences
Scientific publication: Proceedings of the National Academy of Sciences of the USA

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