Plankton (IMAGE) Rensselaer Polytechnic Institute Caption Adaptation to salt disrupts Circadian function in Daphnia zooplankton. Credit Rensselaer 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.