Monterey Bay Aquarium Open Sea Tank (IMAGE) University of Washington Caption Sardines, tuna and turtles are among the species in the Monterey Bay Aquarium Open Sea tank where scientists successfully used the latest DNA techniques as a new way to tally the fish in the tank. Credit ©Monterey Bay Aquarium/Randy Wilder Usage Restrictions May only be used for articles relating to this news release 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.