Table4.2.10.4 https://www.nco.ncep.noaa.gov/pmb/docs/grib2/grib2_doc/grib2_table4-2-10-4.shtml MTHD Main Thermocline Depth m MTHA Main Thermocline Anomaly m TTHDP Transient Thermocline Depth m SALTY Salinity kg kg-1 OVHD Ocean Vertical Heat Diffusivity m2 s-1 OVSD Ocean Vertical Salt Diffusivity m2 s-1 OVMD Ocean Vertical Momentum Diffusivity m2 s-1 BATHY Bathymetry m SFSALP Shape Factor With Respect To Salinity Profile SFTMPP Shape Factor With Respect To Temperature Profile In Thermocline ACWSRD Attenuation Coefficient Of Water With Respect to Solar Radiation m-1 WDEPTH Water Depth m WTMPSS Water Temperature K WATERDEN Water Density (rho) kg m-3 WATDENA Water Density Anomaly (sigma) See note kg m-3 WATPTEMP Water potential temperature (theta) K WATPDEN Water potential density (rho theta) kg m-3 WATPDENA Water potential density anomaly (sigma theta) See Note kg m-3 PRTSAL Practical salinity psu (numeric) WTMPC 3-D Temperature c SALIN 3-D Salinity psu BKENG Barotropic Kinectic Energy J kg-1 DBSS Geometric Depth Below Sea Surface m INTFD Interface Depths m OHC Ocean Heat Content J m-2