cruiseid  year  tow  tow_type  month_local  day_local  time_local  ISODateTime_local         lat       lon       region                               depth_max  depth_mid  vol_filt  disp_vol_Mm3  integ_disp_vol  Carbon      depth_10degISO  dist_RiCntr  biomass_50  
SH-002    1981  134  MOC1      5            12         2215        1981-05-12T22:15:00       39.783    -69.967   Slope_Water                          860        430        nd        nd            99.59655        566.8237    nd              nd           nd