This data set was acquired with a ship-based Gravimeter and Subbottom Profiler during Nathaniel B. Palmer expedition NBP1003 conducted in 2010 (Chief Scientist: Dr. Douglas Nowacek). 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): Collaborative Research: The Ecological Role of a Poorly Studied Antarctic Krill Predator: The Humpback Whale, Megaptera Novaeangliae, and funding was provided by NSF grant(s): ANT07-39483