Phaeocystis Colony (IMAGE) Georgia Institute of Technology Caption Phaeocystis enhances the formation of colonies that grow several millimeters in diameter in the presence of chemical signals from ciliates. Credit Image courtesy of Robert Andersen Usage Restrictions None License Licensed content 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.