Catamaran (IMAGE) University of Oldenburg Caption The new autonomous research catamaran is able to take samples and to measure the exchange of gases, energy and momentum between ocean and atmosphere. Here, it can be seen on its first mission in the North Sea in early May. The two measuring buoys in the foreground are passively drifting with the ocean currents and collect data in the process. Credit University of Oldenburg/Lisa Gassen Usage Restrictions Only to be used in connection with press release and with correct 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.