Electric Eel's Sensory System (IMAGE) Vanderbilt University Caption An eel's head with electroreceptors is highlighted in red and water movement receptors are highlighted in green. Credit Catania Lab, Vanderbilt University Usage Restrictions None 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.