View of a hopper dredge in Oceanside Harbor from the air looking northeast. A Hopper dredge is a propelled floating plant which is capable of dredging material, storing it onboard, transporting it to the disposal area, and dumping it. Hopper dredges perfo

View of a hopper dredge in Oceanside Harbor from the air looking northeast. A Hopper dredge is a propelled floating plant which is capable of dredging material, storing it onboard, transporting it to the disposal area, and dumping it. Hopper dredges perform the largest and most dangerous jobs - clearing channels and offshore sandbars from the mouths of major rivers (globalsecurity.org).