This data set was acquired with a ship-based Navigation system during Nathaniel B. Palmer expedition NBP0004 conducted in 2000 (Chief Scientist: Dr. Craig Smith). These data files are of SHP format and include Primary Navigation data and were processed after data collection. Data were acquired as part of the project(s): Bentho-Pelagic Coupling on the West Antarctic Shelf: The Impact and Fate of Bloom Material on the Seafloor, and funding was provided by NSF grant(s): ANT98-15823 and ANT98-16049.