Parameter: sigma-t

Short Description: 
sigma-t
Short Name: 
sigma_t
Official Name: 
sigma-t
Units: 
kilograms per meter cubed - 1000
Graphable: 
Yes
No Data Value: 
nd
External Identifier:
» skos:closeMatch http://vocab.nerc.ac.uk/collection/P01/current/SIGTEQST/
Description

Sigma-t density, in kg/m^3 - 1000. 'Sigma-t' is density minus 1000 (without the effect of pressure). It is normally calculated from observations of temperature and salinity. (See How do we measure the density of sea water?)