Giant trevally: (IMAGE) University of Massachusetts Amherst Caption Hook shyness can be especially concerning with a species like the giant trevally, a “bucket list” prized sport fish for many anglers. Credit Fly Fishing Nation Usage Restrictions none License Original 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.