This data set was acquired with a ship-based Navigation system during Laurence M. Gould expedition LMG1006 conducted in 2010 (Chief Scientist: Dr. James Hollibaugh). 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): Ammonia Oxidation Versus Heterotrophy in Crenarchaeota Populations from Marine Environments West of the Antarctic Peninsula, and funding was provided by NSF grant(s): ANT08-38996.