Column Headings:

**Station Name**

Station Dictionary Name assigned to site for data submissions to BODC MERMAN and ICES DOME

Variable Type: Character/Vocabulary

**Latitude**

Latitude in decimal degrees (negative for Southern Hemisphere)

Variable Type: Numeric (3 decimal places)

**Longitude**

Longitude in decimal degrees (negative for Western Hemisphere)

Variable Type: Numeric (3 decimal places)

**Date_UTC**

Date in UTC (Coordinated Universal Time)

Variable Type: date (yyyy-mm-dd)

**Time _UTC**

Time in UTC (Coordinated Universal Time)

Variable Type: Time (hh:mm)

**Depth_sampling**

Water depth where the samples were taken (depth of sample taken).

Unit: Meters

Variable type: Numeric (integer)

**CTDTMP**

Temperature at the sampling depth, as recorded from CTD

Unit: degrees Celsius

Variable Type: Numeric (3 decimal places)

**SALNTY**

Salinity at sampling depth, as measured with a discrete bottle ( PSAL - ICES code)

Unit: PSU

Variable Type: Numeric (2 decimal places)

**Total Oxidised Nitrogen**

Total Oxidised Nitrogen ( Nitrate+Nitrite) as measured with discrete bottle ( NTRZ- ICES code)

Unit: uM

Variable Type: Numeric (2 decimal places)

**Silicate**

Silicate as measured with discrete bottle (SLCA - ICES code)

Unit: uM

Variable Type: Numeric (2 decimal places)

**Phosphate**

Dissolved Inorganic Phosphate , as measured with discrete bottle ( PHOS- ICES code)

Unit: uM

Variable Type: Numeric (2 decimal places)

**Total alkalinity**

Total alkalinity measured from discrete bottles (TA)

Unit: umol/kg

Variable Type: Numeric (2 decimal places)

**Dissolved Inorganic Carbon**

Dissolved inorganic carbon measured from discrete bottles ( DIC)

Unit: umol/kg

Variable Type: Numeric (2 decimal places)

**Calcite saturation**

Calcite saturation derived using CO2Sys_v2.1

Unit: Ωca

Variable Type: Numeric (2 decimal places)

**Aragonite saturation **

Aragonite saturation derived using CO2Sys_v2.1

Unit: Ωar

Variable Type: Numeric (2 decimal places)

**pH**

pH output derived using CO2Sys_v2.1

Unit: Total scale (mol/kg-SW)

Variable Type: Numeric (3 decimal places)

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