This data set was acquired with a ship-based Echosounder Sonar, Fluorometer, Thermosalinograph, Meteorological Sensor, and Navigation system during Laurence M. Gould expedition LMG1212 conducted in 2012. These data files are of JGOFS format and include Salinity, Meteorological, Visible Radiation, Temperature, Fluorescence, Infrared Radiation, Bathymetry, Navigation, and Conductivity 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.