Bob Fisher with Cownose Ray (image) Smithsonian Share Print E-Mail Caption Bob Fisher, a biologist with the Virginia Institute of Marine Science, releases a tagged cownose ray into the water. Credit Sayer Fisher Usage Restrictions This image is available for media use, provided credit is given to the photographer. Share Print E-Mail 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.