Artificial Ponds for Ecosystem Research (IMAGE) Washington University in St. Louis Caption Stock tanks at the Tyson Research Center hold artificial pond communities that are manipulated in various ways to explore ecological interactions. Scientists also survey natural ponds at the research center and in its vicinity. Credit Travis Mohrman/Tyson Research Center 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.