Fig. 11

Salinity variables of WOA18 and AOTD climatology for March, and the differences between the two: (a–c) Salinity variables of WOA18; (d,e,f) Those of AOTD climatology; (g,h,i) Differences between the two. (a,d,g) 50 m layer; (b,e,h) 300 m layer; (c,f,i) 1,000 m layer.