This data set was acquired with a ship-based Gravimeter and Subbottom Profiler during Nathaniel B. Palmer expedition NBP0709 conducted in 2007 (Chief Scientist: Dr. Stephen Ackley). These data files are of MGD77 format and include Bathymetry, Gravity (Field and Free Air Anomaly) data that were processed during the cruise. Funding was provided by NSF grant(s): ANT05-38516