Subantarctic upper water

Alternative definitions (1), class: vernacular (0)
Term: Subantarctic upper water
Definition: The water mass of the subantarctic zone. It has a temperature of 4-10C in winter (August) and 4-14C in summer (January) and a salinity of 33.9-34.9 psu in winter, which can decrease to 33.0 in summer from the melting of ice.
Created 2022.03.08
Last Modified 2023.03.27
Contributed by GCW Glossary
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