Bigeye Tuna (IMAGE) Virginia Institute of Marine Science Caption Assistant professor Kevin Weng of the Virginia Institute of Marine Science with a bigeye tuna (Thunnus obesus) collected as part of the study of Fukushima-derived radioactivity in large Pacific Ocean predators. Credit © A. Gray aboard FV Aoshibi IV. Usage Restrictions One-time 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.