E3 SS [mg l-1](1) 1988 Depth [mStation S.N.I. H1 SW C.I. S1 0 - 3 35.75 - - - 0 - 6 - 2.71 3.54 1.57 10 20.17 3.56 2.29 1.92 40 - 3.16 - 1.39