This data set was acquired with a ship-based Gravimeter and Subbottom Profiler during Nathaniel B. Palmer expedition NBP9606 conducted in 1996 (Chief Scientist: Dr. Robert Dunbar). These data files are of MGD77 format and include Bathymetry, Gravity (Field and Free Air Anomaly) data that were processed during the cruise. Data were acquired as part of the project(s): ROAVERS (Research on Ocean-Atmosphere Variability and Ecosystem Response in the Ross Sea), and funding was provided by NSF grant(s): OPP94-19605