Experimental Ponds (IMAGE) University of California - Santa Cruz Caption Female-biased populations (right) reduced water clarity compared to male-biased populations (left) due to the trophic cascade. Credit Eric Palkovacs Usage Restrictions For use only with news coverage of this research 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.