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Contact: John Toon
Georgia Institute of Technology

Mutualistic Fish (2 of 3)

Caption: Georgia Tech Postdoctoral Fellow Danielle Dixson measures the health of coral using pulse-amplitude-modulated (PAM) fluorometry that measures photosynthesis activity.

Credit: Georgia Tech Photo: Cody Clements

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Related news release: Corals attacked by toxic seaweed use chemical 911 signals to summon help

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