salinity lagged.salinity trend discharge 7.6 8.2 4 23.005 7.7 7.6 5 23.873 4.3 4.6 0 26.417 5.9 4.3 1 24.868 5.0 5.9 2 29.895 6.5 5.0 3 24.200 8.3 6.5 4 23.215 8.2 8.3 5 21.862 13.2 10.1 0 22.274 12.6 13.2 1 23.830 10.4 12.6 2 25.144 10.8 10.4 3 22.430 13.1 10.8 4 21.785 12.3 13.1 5 22.380 10.4 13.3 0 23.927 10.5 10.4 1 33.443 7.7 10.5 2 24.859 9.5 7.7 3 22.686 12.0 10.0 0 21.789 12.6 12.0 1 22.041 13.6 12.1 4 21.033 14.1 13.6 5 21.005 13.5 15.0 0 25.865 11.5 13.5 1 26.290 12.0 11.5 2 22.932 13.0 12.0 3 21.313 14.1 13.0 4 20.769 15.1 14.1 5 21.393