Processed ship-based Multibeam Sonar Data (version 2) from the Atlantic Ocean acquired during the Atlantis expedition AT18-15 (2011)

This data set was acquired with a ship-based Kongsberg EM122 Multibeam Sonar system during Atlantis expedition AT18-15 conducted in 2011 (Chief Scientist: WHOI SSSG). These data files are of MBSystem format and include Acoustic Backscatter, Swath Bathymetry, and Sidescan data and were processed by the GMRT Team using the open source MB-System multibeam sonar processing software as part of the GMRT Synthesis effort. These data are included in the GMRT Synthesis, version 2.4. Data were acquired while the Atlantis was in transit.