E9 CHLORIDE CONCENTRATION [mg l-1](Q)

     Depth [m]       Jan    Feb    Mar    Apr    May    Jun    Jul    Aug    Sep    Oct    Nov    Dec
Station 1, 1979-1982
       0.5m           -     36      -     48      -     140     -      4      -      4      -     18
Station 2, 1979-1982
       0.5m           -     37      -     53      -     185     -     83      -     23      -     24
Station 3, 1979-1982
       0.5m           -     240     -     325     -    1,329    -     650     -     245     -     225

Other ion concentration [mg l-1](Q)

     Depth [m]       Cl-   SO42-  HCO3-  Ca2+   Mg2+    Na+    K+
       0.50          140    38     167    27     23     95     11
       1.00          66     15     111    19     13     44      7
       1.50          41      9     85     15      9     26      5