A spit is an extended stretch of beach material that sticks out to sea and is joined to the mainland at one end.

Aerial view of Spurn Point from the mouth of the Humber Estuary

Find out more about landforms of coastal deposition.

Ridges are areas of the beach that are raised. The dips are water-filled troughs called runnels.

Ridge and runnels on Harlech beach, North Wales.

Find out more about landforms of coastal deposition.

Find out more about landforms of coastal deposition.

Offshore bars form when sediment is transported on and off a beach. Destructive waves remove sediment from the beach and form the offshore bar.

Find out more about landforms of coastal deposition.

An offshore bar is a raised area of seabed that is found offshore.

Find out more about landforms of coastal deposition.