Marine Sea Slugs (IMAGE) Smithsonian Caption These are marine sea slugs from a Japanese vessel from Iwate Prefecture, washed ashore in Oregon in April 2015. Credit John Chapman Usage Restrictions This image may be used for non-commercial media purposes, provided attribution is included. 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.