Table 3 Descriptions of the dissolved oxygen and salinity following the information provided in the library P09 of the “MEDATLAS Parameter Usage Vocabulary” hosted and managed by the British Oceanographic Data Centre (BODC) by means of the NERC Vocabulary Server (NVS2.0).

From: Biogeochemical parameters collected and analysed during the French cruises of the PIRATA programme in the Guinea Gulf, 1997--2024

Acronym SDN : P09

Parameter

Units SN : P06

Description

DOX1

DISSOLVED OXYGEN

mL/L

Volume of oxygen dissolved per unit volume of the water column

DOX2

DISSOLVED OXYGEN

μmole/kg

Quantity (i.e. number of oxygen dissolved per unit mass of the water column

PSAL

PRACTICAL SALINITY

No units

The quantity of dissolved ions (predomintly salt in seawater) expressed on a scale (PSS-78) based on the conductivity ratio of a seawater sample to a standard KCl solution.