Submersible Arm Collecting Algae (IMAGE) University of Hawaii at Manoa Caption Manipulator arm of the Pisces V submersible collecting Microdictyon umbilicatum, one of the species of algae found on mesophotic coral ecosystems in the 'Au'au channel. This species was examined in the published study. Credit Hawaii Undersea Research Lab (HURL) Usage Restrictions Image may be used with appropriate caption and credit. 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.