| Parameter | Description | Units |
| date | Date UTC | YYYYMMDD |
| time | Time UTC | HHMM |
| lat | latitude, negative denotes South | decimal degrees |
| lon | longitude, negative denotes West | decimal degrees |
| event | Unique event number (Generated by BCO-DMO) | YYYYDAYHHMM |
| DESCRIPTION_EVENT | free field text description of event | text |
| yrday | Day of year | integer |
| Patch | Patch In/Out Flag
Refers to sampling in ("I") or out ("O") of the established Iron enriched patch, based on SF6 measurements | text |
| cast | Cast id | integer |
| DESCRIPTION_SURVEY | Free text field description of survey | text |
| DEPTH | Depth in meters | meters |
| POC | POC | uM |
| POC_Avg | Average POC | uM |
| PN | PN | uM |
| C_to_N | Ratio of C to N | mol |
| DOC | DOC | uM |
| PPC | PPC | uM |
| O2 | O2 | uM |
| Chl-a | Chl-a | mg/m3 |
| NH4 | NH4 | uM |
| PO4 | PO4 | uM |
| SiO4 | SiO4 | uM |
| NO3 | NO3 | uM |