Status message

View this page on the new BCO-DMO website: https://demo.bco-dmo.org/parameter/1964

Parameter: Calcite Saturation State

Short Description: 
Calcite Saturation State
Short Name: 
OM_ca
Official Name: 
Calcite Saturation State
Units: 
dimensionless
Graphable: 
Yes
No Data Value: 
nd
Description

The saturation state of seawater with respect to calcite (known as OMEGA_ar) is a measure of the thermodynamic potential for calcite to form or to dissolve, and is defined as the product of the concentrations of dissolved calcium and carbonate ions in seawater, divided by their product at equilibrium.