This data set was acquired with a ship-based Atlas Hydrosweep DS Multibeam Sonar system during Maurice Ewing expedition EW9303 conducted in 1993 (Chief Scientist: Dr. Gerard Bond; Investigator(s): Dr. Wallace Broecker). These data files are of MBSystem Compatible format and include Swath Bathymetry data that have not been processed. Data were acquired as part of the project(s): The Climatic Record of the North Atlantic, and funding was provided by NSF grant(s): OCE91-17381 and OCE92-17781.