This data set was acquired with a ship-based SeaBeam 2112 Multibeam Sonar system during Nathaniel B. Palmer expedition NBP0101 conducted in 2001 (Chief Scientist: Dr. Amy Leventer). These data files are of MBSystem Compatible format and include Acoustic Backscatter, Swath Bathymetry, and Sidescan data that have not been processed. Data were acquired as part of the project(s): Quarternary Glacial History and Paleoenvironments of the East Antarctic Margin and POC Production and Export in the Indian Sector of the Southern Ocean: (mooring recovery), and funding was provided by NSF grant(s): OPP01-96521, OPP97-26186, and OPP99-09367.