This data set was acquired with a ship-based Navigation system during Laurence M. Gould expedition LMG0810 conducted in 2008 (Chief Scientist: Dr. Arthur L Devries). These data files are of MGDS:Nav format and include Primary Navigation data that have not been processed. Data were acquired as part of the project(s): Environmental, organismal and evolutionary physiology of freeze avoidance in antarctic Notothenoid fishes, and funding was provided by NSF grant(s): ANT06-36696.