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