Mountain Ponds (IMAGE) University of Washington Caption These are some of the small ponds in the Olympic Mountains that produced small crustaceans called Daphnia (inset) that were studied for their adaptation to ultraviolet radiation. Credit Brooks Miner/University of Washington Usage Restrictions News use only. 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.