In coastal areas, sediment accumulation can cause beaches to erode. It can also lead to contamination that poses a threat to aquatic plant and wildlife. For instance, it can reduce the depth of the waterway and prevent the passage of ships. Sedimentation is a naturally occurring process where silt, sand and other debris accumulate on the bottom of rivers, lakes, canals or streams over time. An excessive build-up of sediment can cause a series of issues. Dredges are specialized pieces of equipment that create a vacuum to suck up and pump out the unwanted sediment and debris. Table Of Contents – Easily Jump To What You’re Looking For:ĭredging means the process of removing accumulated sediment from the bottom or banks of bodies of water, including rivers, lakes or streams.
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