Area management - dredge spoil deposit sites (open, closed, and disused)

Locations of licensed dredge spoil deposit sites in Scotland, indicated by polygons The spoil is usually as a result of navigational dredging (deepening of navigation channels) on the approaches to ports and harbours. These sites are designated as open (in use), disused (not used for at least 5 years) or closed (not used for at least 10 years or specifically closed).