Daphnia Gazers Field Experiments (IMAGE) Lund University Caption The water fleas (Daphnia) used in field experiments in 2012 to investigate their potential to control the growth of toxic cyanobacteria. Credit Lund University Usage Restrictions Credit to Lund University 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.