Sule Stack or Stack Skerry is an extremely remote island or
stack
Stack may refer to:
Places
* Stack Island, an island game reserve in Bass Strait, south-eastern Australia, in Tasmania’s Hunter Island Group
* Blue Stack Mountains, in Co. Donegal, Ireland
People
* Stack (surname) (including a list of people ...
in the
North Atlantic
The Atlantic Ocean is the second-largest of the world's five oceans, with an area of about . It covers approximately 20% of Earth's surface and about 29% of its water surface area. It is known to separate the "Old World" of Africa, Europe and ...
off the north coast of
Scotland
Scotland (, ) is a country that is part of the United Kingdom. Covering the northern third of the island of Great Britain, mainland Scotland has a border with England to the southeast and is otherwise surrounded by the Atlantic Ocean to th ...
. It is formed of
Lewisian gneiss
The Lewisian complex or Lewisian gneiss is a suite of Precambrian metamorphic rocks that outcrop in the northwestern part of Scotland, forming part of the Hebridean Terrane and the North Atlantic Craton. These rocks are of Archaean and Paleopro ...
.
Sule Stack lies north of the Scottish mainland, and west of the
Orkney
Orkney (; sco, Orkney; on, Orkneyjar; nrn, Orknøjar), also known as the Orkney Islands, is an archipelago in the Northern Isles of Scotland, situated off the north coast of the island of Great Britain. Orkney is 10 miles (16 km) nort ...
mainland, at . Sule Stack's sole neighbour,
Sule Skerry
Sule Skerry is a remote skerry in the North Atlantic off the north coast of Scotland.
Geography
Sule Skerry lies west of the Orkney Mainland at . Sule Skerry's sole neighbour, Sule Stack, lies to the southwest; the remote islands of Ron ...
, lies northeast and the remote islands of
Rona
Rona, RONA or Róna may refer to:
Places
* Rona (Kristiansand), a neighbourhood in Kristiansand, Norway
*Rona (river), a river in Maramureș County, Romania
*Rona, Bellevue Hill, a historic house in the Sydney suburb of Bellevue Hill
* Rona, Swit ...
and
Sula Sgeir
Sula Sgeir is a small, uninhabited Scottish island in the North Atlantic, west of Rona. One of the most remote islands of the British Isles, it lies approximately north of Lewis and is best known for its population of gannets. It has a narr ...
lie further to the west. Sule Stack and Sule Skerry are home to thousands of gannets and as a result are listed as a
special protection area
A Special Protection Area (SPA) is a designation under the European Union Directive on the Conservation of Wild Birds. Under the Directive, Member States of the European Union (EU) have a duty to safeguard the habitats of migratory birds and cert ...
; the island falls within the administrative region of the
Orkney Islands
Orkney (; sco, Orkney; on, Orkneyjar; nrn, Orknøjar), also known as the Orkney Islands, is an archipelago in the Northern Isles of Scotland, situated off the north coast of the island of Great Britain. Orkney is 10 miles (16 km) no ...
.

Bird species nesting on the stack include:
*
Razorbill
The razorbill, razor-billed auk, or lesser auk (''Alca torda'') is a colonial seabird and the only extant member of the genus '' Alca'' of the family Alcidae, the auks. It is the closest living relative of the extinct great auk (''Pinguinis i ...
''Alca torda''
*
Atlantic puffin
The Atlantic puffin ('), also known as the common puffin, is a species of seabird in the auk family. It is the only puffin native to the Atlantic Ocean; two related species, the tufted puffin and the horned puffin is found in the northeaster ...
''Fratercula arctica''
*
Fulmar
The fulmars are tubenosed seabirds of the family Procellariidae. The family consists of two extant species and two extinct fossil species from the Miocene.
Fulmars superficially resemble gulls, but are readily distinguished by their flight o ...
''Fulmarus glacialis''
*
Great black-backed gull
The great black-backed gull (''Larus marinus'') is the largest member of the gull family. Described by the Cornell Lab of Ornithology as "the king of the Atlantic waterfront", it is a very aggressive hunter, pirate, and scavenger. It breeds on ...
''Larus marinus''
*
Common shag
The European shag or common shag (''Gulosus aristotelis'') is a species of cormorant. It is the only member of the monotypic genus ''Gulosus''. It breeds around the rocky coasts of western and southern Europe, southwest Asia and north Africa, mai ...
'' Phalacrocorax aristotelis''
*
Black-legged kittiwake
The black-legged kittiwake (''Rissa tridactyla'') is a seabird species in the gull family Laridae.
This species was first described by Carl Linnaeus in his landmark 1758 10th edition of ''Systema Naturae'' as ''Larus tridactylus''. The English ...
''Rissa tridactyla''
*
Arctic tern
The Arctic tern (''Sterna paradisaea'') is a tern in the family Laridae. This bird has a circumpolar breeding distribution covering the Arctic and sub-Arctic regions of Europe (as far south as Brittany), Asia, and North America (as far ...
''Sterna paradisaea''
*
Northern gannet
The northern gannet (''Morus bassanus'') is a seabird, the largest species of the gannet family, Sulidae. It is native to the coasts of the Atlantic Ocean, breeding in Western Europe and Northeastern North America. It is the largest seabird i ...
''Morus bassanus''
*
Common guillemot
The common murre or common guillemot (''Uria aalge'') is a large auk. It has a circumpolar distribution, occurring in low-Arctic and boreal waters in the North Atlantic and North Pacific. It spends most of its time at sea, only coming to land t ...
''Uria aalge''
See also
*
List of outlying islands of Scotland
The outlying islands of Scotland are not part of the larger archipelagos and island groups of Scotland—the Hebrides, the Northern Isles or the Islands of the Forth and Clyde estuaries. None of these islands are currently inhabited and few ...
References
Sources
*
*
*
*
*
*
External links
Special Protection Areas in Scotland
Sites of Special Scientific Interest in Orkney
Stacks of Scotland
Uninhabited islands of Orkney
{{Orkney-geo-stub