A beach includes foreshore and backshore. Bed The bottom of a channel, creek, river, stream, or other body of water. The inclination of the channel bottom. Bend A change in the direction of a stream channel. Berm A nearly horizontal part of the beach or backshore formed at the high water line by waves depositing material.
Some beaches have no berms, others have one or several.
Blanket Material placed on a streambank to cover eroding soil. Bluff A high, steep bank or cliff. Breakwater A structure protecting a shore area, harbor, anchorage, or basin from waves. Bulkhead A partition to retain or prevent sliding of the land. A secondary purpose is to protect the upland against damage from wave action.