Soft-shell Clams (3 of 3) (IMAGE) Cell Press Caption These are soft-shell clams (Mya arenaria) from a seafood market in New York that are sitting on the lab bench while their hemolymph is checked for the presence of neoplastic cells. Credit Michael J. Metzger Usage Restrictions Credit Required. 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.