Monach Isles

Site overview: The Monach Isles, also known as Heisker, are an island group west of North Uist in the Outer Hebrides. Around 820 breeding black guillemots rely on the rich feeding grounds in the sea here, this is approximately 2.2% of the British population. There is also a Special Area of Conservation here, which is a type of Marine Protected Area. This protects the seal population here.

Designation Status
Last Updated
6 June 2017
MPA Type
Nature Conservation Marine Protected Area
MPA Purpose
This complements the MPA power introduced through the Marine and Coastal Access Act for offshore waters around Scotland. The Act also allows the Scottish Ministers to designate MPAs for demonstration and research and for historic/cultural conservation.


57° 31' 30" North,
7° 38' 14" West

Surface Area

61.73 km2
(23.84 mi.2 )

Iconic features protected by this site