Argo Float Deployment (IMAGE) Bigelow Laboratory for Ocean Sciences Caption Researchers deploy an instrument called an Argo float to take oceanographic measurements. A new study found that microscopic marine plants thrive beneath the sea ice that covers the Greenland Sea. Credit Alicia Navidad/Commonwealth Scientific and Industrial Research Organisation 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.