Seabee -A series of six sided concrete blocks, weighing 35 lbs. 1989, Tidewater Community College-Portsmouth. Reduces energy of wave run-up, causing sand to be deposited. Seascape -Synthetic seaweed. Plastic filaments attached to a bag which is filled with sand to anchor the device.
Fronds reduce current flow, sand is dropped.
Devices that are placed on the beach A. Groins Function Perpendicular to the shoreline, placed on the beach extending into the water, or submerged. Designed to trap sediment that is moving alongshore in the littoral current. Associated Problems Cause erosion of downdrift beaches. May create rip currents that are hazardous to swimmers. Nuisance to recreational beach use.