This data set was acquired with a ship-based Navigation system during Nathaniel B. Palmer expedition NBP9204 conducted in 1992 (Chief Scientist: Dr. Mark Huntley). 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): Research on Antarctic Ecological Rates, and funding was provided by NSF grant(s): ANT85-17269.