Quantifying shellfish deaths (IMAGE) University of Washington Caption Julie Barber, senior shellfish biologist with the Swinomish Indian Tribal Community, quantifying recent butter clam deaths on a beach in Skagit Bay, Washington, in July 2021, following a record heat wave. Credit Northwest Indian Fisheries Commission Usage Restrictions No restrictions. License Public Domain 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.