Water column raw data using the ship's own Kongsberg EM 122 multibeam echosounder was recorded on 25 days between 2013-07-17 and 2013-08-14 RV MARIA S: MERIAN cruise MSM30 in the North Atlantic Ocean south of Svalbard. The data were continuously recorded along the .all file storage of the corresponding multibeam raw dataset https://doi.org/10.1594/PANGAEA.945591.The data are archived at the Federal Maritime and Hydrographic Agency of Germany (Bundesamt für Seeschifffahrt und Hydrographie, BSH) and provided to PANGAEA database for data curation and publication. Ancillary sound velocity profiles (SVP) files from the cruise are archived at the BSH and added to raw dataset https://doi.org/10.1594/PANGAEA.945591. This publication is conducted within the efforts of the German Marine Research Alliance in the core area 'Data management and Digitalization' (Deutsche Allianz Meeresforschung, DAM).

These data should not be used for navigational purposes.Data publishing was realized by Daniel Damaske, MARUM - Center for Marine Environmental Sciences (University Bremen).