beta_700nm beta_700nm_reference beta_700nm_signal cdom cdom_reference cdom_signal chlorophyll_a conductivity crs ctd41cp_timestamp density depth flbbcd_timestamp glider_altitude instrument_ctd instrument_echosounder instrument_flbbcdslc instrument_optode latitude longitude m_pitch m_roll m_science_clothesline_lag platform potential_temperature pressure profile_id profile_lat profile_lon profile_time salinity sci_flbbcd_chlor_ref sci_flbbcd_chlor_sig sci_flbbcd_is_installed sci_flbbcd_therm sci_m_present_time sci_software_ver sci_water_pressure sound_speed source_file temperature time trajectory u v water_depth