Barracuda (IMAGE) University of Hawaii at Manoa Caption A barracuda that was caught, tagged, and recaptured during the study from the He'eia fishpond. The diet of this predatory fish included the Australian mullet, an invasive species mistakenly introduced to Hawaiian waters in the 1950s (Photo Credit: Anela Akiona). Credit Anela Akiona Usage Restrictions Images may only be used with appropriate caption and credit. 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.