This data set was acquired with a ship-based ODEC Bathy2000 Subbottom Seismic system during Nathaniel B. Palmer expedition NBP0505 conducted in 2005 (Chief Scientist: Dr. John Anderson; Investigator(s): Dr. John Anderson and Dr. Bernard Hallet). These data files are of SEGY format and include Active Subbottom Seismic shot data that have not been processed. Data were acquired as part of the project(s): Collaborative Research: Controls on Sediment Yields from Tidewater Glaciers from Patagonia to Antarctica, and funding was provided by NSF grant(s): OPP03-38137 and OPP03-38371. This data was cited by Boyd, 2007.