This data set was acquired with a ship-based Meteorological Sensor, Thermosalinograph, Echosounder Sonar, Navigation system, and Fluorometer during Nathaniel B. Palmer expedition NBP1201 conducted in 2011 (Chief Scientist: Dr. Dennis McGillicuddy). These data files are of JGOFS format and include Temperature, Visible Radiation, Infrared Radiation, Meteorological, Navigation, Conductivity, Bathymetry, Salinity, and Fluorescence data. This data set was created from calibrated data decimated at 1-minute intervals. Several fields are derived measurements from more than a single raw input.