The illites and kaolinitesare flocculated and deposited at the salt water wedgehead where the water salinityis about9x10-3-13x10-3during flood time and the montmorillionites are floc-cu1ated and deposited in the salt water wedgetail where the water salinity is aboutl9x10-3-24x10-3during the ebb time , which show the essential regularities ofthe horizontal deposition in the mouth bar area .
