New Mutant Coral Symbiont Alga Able to Switch Symbiosis Off (image) Tohoku University Share Print E-Mail Caption Coral symbiont alga Symbiodinium and the model cnidarian Exaiptasia pallida. Symbiotic (left) and non-symbiotic state (right) of the 'curly' sea anemone E. pallida. Credit Shinichiro Maruyama Usage Restrictions Credit: Shinichiro Maruyama Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.