FigureĀ 5

(a) Vertical sections of the first (a) and second (b) principal components (PC1 and PC2) for the ship-based CTD salinity in April (red circles in Fig.Ā 1b) and their standardized scores (c,d).

(a) Vertical sections of the first (a) and second (b) principal components (PC1 and PC2) for the ship-based CTD salinity in April (red circles in Fig.Ā 1b) and their standardized scores (c,d).