Dungeness Crab (IMAGE) U.S. National Science Foundation Caption Dungeness crab fisheries on the US West Coast are closed when domoic acid is in the water. Credit NOAA 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.