Norwegian Boundary Sediment Plain NCMPA

Status: Designated


Site overview

Located to the east of Scotland in offshore waters, this site is adjacent to the offshore limit of UK waters. This is a sandy area which is an important home for the ocean quahog, a type of clam which can live for over 400 years. The area is also home to starfish and crabs. 

MPA Type

Nature Conservation Marine Protected Area

Nature Conservation Marine Protected Areas (NCMPAs) are designated under UK legislation (Marine Scotland Act 2010) and have been established around Scotland to contribute to the UK MPA network by protecting a range of important habitats, species and features of the seabed.

Designation date

24 July 2014

Surface Area

163.94 km2 (63.30 mi.2)


57.83 km (35.93 mi.)

Coordinates (central point)

58° 4' 34" North, 1° 43' 49" East

  • Ocean quahog (Arctica islandica)

    The ocean quahog is a two-shelled animal that looks like a very large cockle and lives buried in the seabed. It can grow up to 13cm across and can be very long lived, with one individual reported to have reached over 500 years old.

Did you know?…

Over half a million people have voiced their support for ‘marine protected area’ designation in the UK through our campaigns

Over 170 parliamentarians from across the political spectrum signed up to our Marine Charter calling for a network of ‘marine protected areas’ in UK Seas

Over 500,000 records of undersea species and habitats have been collected by volunteer Seasearch divers