Anchovies (IMAGE) University of Washington Caption Anchovy is a small, silver fish that swims in schools and forms a major part of the diet of many marine animals. Credit Paul Asman and Jill Lenoble/Wikimedia Usage Restrictions With credit. 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.