Regulation of Branch Channel Shoals in Minjiang River Tide Mouth

Minjiang River belongs to multiple islands strong tide river mouth.There are many branch channels in this river,and there are shallow shoals in bifurcation or branch channel,where the water depth is 2.5 m generally,which impeded seriously ships navigating.So the 1st Stage and 2nd Stage Regulations of the seaward channel of Minjiang River have been conducted.After regulation,the water depth of shallow shoals has been deepened in a large range,and achieved success of regulation project.In this paper,the hydrology and sediment situation of Minjiang River Estuary is introduced,and emphasized the success examples of branch channels regulation.