This data set was acquired with a ship-based ODEC Bathy2000 Subbottom Seismic system during Nathaniel B. Palmer expedition NBP0602A conducted in 2006 (Chief Scientist: Dr. John Anderson). 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): Shallow Drilling on the Antarctic Continential Margin (SHALDRIL), and funding was provided by NSF grant(s): ANT01-25480, ANT01-25526, ANT01-25562, and ANT01-25922.