Image 1 (IMAGE) Hong Kong University of Science and Technology Caption A deep-sea limpet vent population in the Okinawa Trough. These limpets usually attach to the mussel shells as indicated by the white arrows. Credit HKUST Usage Restrictions none License Original 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.