This data set was acquired with a Sippican MK21 XCTD Expendable Probe during Laurence M. Gould expedition LMG0909 conducted in 2009 (Chief Scientist: Dr. Colm Sweeney). These data files are of Sippican MK21 Export Data File format and include Temperature and Salinity data that have not been processed. Data were acquired as part of the project(s): Palmer Station Opening, and funding was provided by NSF grant(s): ANT06-36975.