| Code P01 | Parameter | Unit |
| ADEPZZ01 | Depth below surface of the water body | Metres |
| ATTNMS01 | Attenuance (red light wavelength) per unit length of the water body by WET Labs 25cm path length transmissometer and calibration to read zero in clear water | per metre |
| CNDCST01 | Electrical conductivity of the water body by CTD | Siemens per metre |
| DOXYCZ01 | Concentration of oxygen {O2 CAS 7782-44-7} per unit volume of the water body [dissolved plus reactive particulate phase] by in-situ sensor and calibration against sample data | Micromoles per litre |
| DOXYZZ01 | Concentration of oxygen {O2 CAS 7782-44-7} per unit volume of the water body [dissolved plus reactive particulate phase] by in-situ sensor | Micromoles per litre |
| FLUOZZZZ | Fluorescence of the water body | Micrograms per litre |
| POPTDR01 | Transmittance (red light wavelength) per 25cm of the water body by 25cm path length red light transmissometer | Percent |
| PRESPR01 | Pressure (spatial co-ordinate) exerted by the water body by profiling pressure sensor and corrected to read zero at sea level | Decibars |
| PSALZZXX | Practical salinity of the water body by computation using UNESCO 1983 algorithm | Parts per thousand |
| TEMPPR01 | Temperature of the water body | Degrees Celsius |
| TURBSS01 | Turbidity of the water body by SeaTech light backscatter nephelometer (LBSS) and laboratory calibration against formazin | Nephelometric Turbidity Units |
