sea urchin skeleton (C1)
Terrigenous
originating from land, used to describe sand (C1)
Sources
contributors to the materials found on a beach, such as coral skeletons, eroded rocks (C1)
Sinks
places where beach sediments are stored/taken away from a beach, such as offshore (C1)
Shoreline setback
the legally required distance from a structure to the shoreline (C1)
Shoreline armoring
structures such as seawalls, revetments, and groins designed to slow coastal erosion (C1)
Sediment source
a place or process that adds sand to the beach system (C1)
Sediment sink
a place/process such as a crosscurrent that removes sand from a beach system (C1)
Sediment
any material deposited by waves (C1)
Seawall
a vertical or near-vertical type of shoreline armoring characterized by a smooth surface (C1)