Small unsteady spoil banks/ levees can be built up to form a 'bowl' shape. Then with the help of dredges, soil can be pumped in and marsh grasses planted. Once the marsh grasses build up, levees will begin to collapse creating a new vegetated marsh area.
Worden is a village in Madison County, Illinois, United States.
Marshall, IL Other Information. 1  Located in CLARK County, Illinois. 2  Marshall, IL is also known as: 3  ALBRIGHT, IL.  CLARK CENTER, 1  IL. CLARKSVILLE, 2  IL. OLIVER,  IL.