Mid-Ocean Salps (IMAGE) U.S. National Science Foundation Caption Mid-ocean salps are stained with harmless red dye; scientists learn about their food intake. Credit Kelly Sutherland and Larry Madin, WHOI 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.