Spotter (IMAGE) University of California - San Diego Caption Marine mammal spotters use binoculars and the "big eyes" aboard Scripps Oceanography research vessel Roger Revelle while conducting a survey off the California coast during a CalCOFI cruise. Credit Scripps Institution of Oceanography, UC San Diego 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.