1. Correction for the CTD salinity profiles

The CTD salinity profiles were corrected by using the following equation:
S_corrected = S_original - (c0 + c1 * t)
c0 = 0.0728966578506924
c1 = -0.00553070197522671
where t is temperature (degC) and c0 and c1 are the correction coefficients.