Beauchene Island
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Beauchene Island is the southernmost of the
Falkland Islands The Falkland Islands (; es, Islas Malvinas, link=no ) is an archipelago in the South Atlantic Ocean on the Patagonian Shelf. The principal islands are about east of South America's southern Patagonian coast and about from Cape Dubouzet ...
, lying about south of Porpoise Point in
Lafonia Lafonia is a peninsula forming the southern part of East Falkland, the largest of the Falkland Islands. Geography and geology Shaped like the letter "E", it is joined to the northern part of the island by an isthmus that is almost wide. Were ...
. It was discovered in 1701 by Jacques Gouin de Beauchêne, after whom it was named.


Geography

Beauchene is the most isolated island of the Falkland archipelago. It is uninhabited, free of introduced predators and, because it is so remote, has been protected from disturbance. It is in area. The north of the island is covered in dense
tussac grass ''Poa flabellata'', commonly known as tussac grass or just tussac, is a tussock grass native to southern South America, the Falkland Islands, South Georgia and other islands in the South Atlantic. There are also two isolated records from the her ...
with boulder beaches on the western coast and sloping up gently to about in height. In the south of the island the land rises to around . There are higher cliffs on the eastern coast and the "southern quarter of the island is almost bare of vegetation." The island has a natural anchorage on the east side of the island that can only be used in fair weather. There is no resident population and visitors require the permission of the Falkland Islands Executive Committee. A typical example was a request by
Falklands Conservation Falklands Conservation (FC) is a charitable organisation formed to protect the wildlife and the natural environment of the Falkland Islands in the South Atlantic Ocean. It intends to conserve and undertake scientific research in the biosphere of t ...
to make three visits in October 2010, January 2011 and March 2011 for the purpose of taking a bird census. In their application, it was noted that nobody had set foot on the island since a visit by the Shallow Marine Survey Group (SMSG) in December 2009.


History

Anthony de la Roché Anthony de la Roché (spelled also ''Antoine de la Roché'', ''Antonio de la Roché'' or ''Antonio de la Roca'' in some sources) was a 17th-century English merchant born in London to a French Huguenot father and an English mother. During a c ...
may have sighted Beauchene Island as early as April 1675. However this is by no means certain: de la Roché had rounded
Cape Horn Cape Horn ( es, Cabo de Hornos, ) is the southernmost headland of the Tierra del Fuego archipelago of southern Chile, and is located on the small Hornos Island. Although not the most southerly point of South America (which are the Diego Ramírez ...
and was blown off course. The island visited is usually said to be
South Georgia South Georgia ( es, Isla San Pedro) is an island in the South Atlantic Ocean that is part of the British Overseas Territory of South Georgia and the South Sandwich Islands. It lies around east of the Falkland Islands. Stretching in the east ...
, which fits his descriptions better, particularly of high ice-covered mountains and bays, in one of which he anchored for a fortnight (see the Seixas y Lovera narrative), but supporters of
Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, th ...
's claim to South Georgia more often claim it was Beauchene. A while after its official discovery in 1701 by Jacques Gouin de Beauchêne, seal trappers tried unsuccessfully to settle the island. In 1834, the American McArthur landed 100 people on the island, driving the local
sea lion Sea lions are pinnipeds characterized by external ear flaps, long foreflippers, the ability to walk on all fours, short and thick hair, and a big chest and belly. Together with the fur seals, they make up the family Otariidae, eared seals. ...
s to extinction (they have since returned). Although the island is uninhabited, there are ruins of a group of houses built in the 1830s on the west side of the island. The first proper scientific expedition landed in 1951 by helicopter, staying for a month. During the Falklands War, there was an Argentine wreck on a reef just south of the islands, and British soldiers lived for around four weeks there.


Flora and fauna

The island is a
nature reserve A nature reserve (also known as a wildlife refuge, wildlife sanctuary, biosphere reserve or bioreserve, natural or nature preserve, or nature conservation area) is a protected area of importance for flora, fauna, or features of geological or ...
.http://www.falklandsconservation.com/jdownloads/IBAs/iba_beauchene.pdf It is covered in
tussac grass ''Poa flabellata'', commonly known as tussac grass or just tussac, is a tussock grass native to southern South America, the Falkland Islands, South Georgia and other islands in the South Atlantic. There are also two isolated records from the her ...
and is known for its caves and for its
peat Peat (), also known as turf (), is an accumulation of partially decayed vegetation or organic matter. It is unique to natural areas called peatlands, bogs, mires, moors, or muskegs. The peatland ecosystem covers and is the most efficien ...
, which forms around ten times faster than anywhere else in the world. Apart from the tussac, plants found on the island include
wild celery Wild celery is a common name for several plants. It can refer to: * Wild growing forms of celery, ''Apium graveolens'' * ''Angelica archangelica'', cultivated as a vegetable and medicinal plant * Lovage, ''Levisticum officinale'', sometimes known a ...
, Antarctic starwort and bittercress. The island has been identified by
BirdLife International BirdLife International is a global partnership of non-governmental organizations that strives to conserve birds and their habitats. BirdLife International's priorities include preventing extinction of bird species, identifying and safeguarding ...
as an
Important Bird Area An Important Bird and Biodiversity Area (IBA) is an area identified using an internationally agreed set of criteria as being globally important for the conservation of bird populations. IBA was developed and sites are identified by BirdLife Int ...
. Over 30 species have been recorded, including
gentoo penguin The gentoo penguin ( ) (''Pygoscelis papua'') is a penguin species (or possibly a species complex) in the genus ''Pygoscelis'', most closely related to the Adélie penguin (''P. adeliae'') and the chinstrap penguin (''P. antarcticus''). The ear ...
s (750 breeding pairs),
southern rockhopper penguin The southern rockhopper penguin group (''Eudyptes chrysocome''), is a species of rockhopper penguin, that is sometimes considered distinct from the northern rockhopper penguin. It occurs in subantarctic waters of the western Pacific and Indian O ...
s (60,000 pairs),
macaroni penguin The macaroni penguin (''Eudyptes chrysolophus'') is a species of penguin found from the Subantarctic to the Antarctic Peninsula. One of six species of crested penguin, it is very closely related to the royal penguin, and some authorities conside ...
s,
Magellanic penguin The Magellanic penguin (''Spheniscus magellanicus'') is a South American penguin, breeding in coastal Patagonia, including Argentina, Chile, and the Falkland Islands, with some migrating to Brazil and Uruguay, where they are occasionally seen as ...
s,
black-browed albatross The black-browed albatross (''Thalassarche melanophris''), also known as the black-browed mollymawk,Robertson, C. J. R. (2003) is a large seabird of the albatross family Diomedeidae; it is the most widespread and common member of its family. ...
es (100,000 pairs),
fairy prion The fairy prion (''Pachyptila turtur'') is a small seabird with the standard prion plumage of blue-grey upperparts with a prominent dark "M" marking and white underneath. The sexes are alike. This is a small prion of the low subantarctic and sub ...
s (10,000 pairs),
sooty shearwater The sooty shearwater (''Ardenna grisea'') is a medium-large shearwater in the seabird family Procellariidae. In New Zealand, it is also known by its Māori name , and as muttonbird, like its relatives the wedge-tailed shearwater (''A. pacificus' ...
s,
Wilson's storm-petrel Wilson's storm petrel (''Oceanites oceanicus''), also known as Wilson's petrel, is a small seabird of the austral storm petrel family Oceanitidae. It is one of the most abundant bird species in the world and has a circumpolar distribution mainly ...
s,
grey-backed storm-petrel The grey-backed storm petrel (''Garrodia nereis'') is a species of seabird in the austral storm petrel family Oceanitidae. It is monotypic within the genus ''Garrodia''. It is found in Antarctica, Argentina, Australia, Chile, Falkland Islands, Fr ...
s,
common diving petrel The common diving petrel (''Pelecanoides urinatrix''), also known as the smaller diving petrel or simply the diving petrel, is a diving petrel, one of four very similar auk-like small petrels of the southern oceans. It is native to South Atlant ...
s,
southern giant petrel The southern giant petrel (''Macronectes giganteus''), also known as the Antarctic giant petrel, giant fulmar, stinker, and stinkpot, is a large seabird of the southern oceans. Its distribution overlaps broadly with the similar northern giant pet ...
s,
imperial shag The imperial shag or imperial cormorant (''Leucocarbo atriceps'') is a black and white cormorant native to southern South America, primarily in rocky coastal regions, but locally also at large inland lakes. Some taxonomic authorities, including ...
s (2500 pairs),
striated caracara The striated caracara (''Phalcoboenus australis'') is a bird of prey of the family Falconidae. In the Falkland Islands, it is known as the Johnny rook, probably named after the Johnny penguin (gentoo penguin). Description The adults' plumage is ...
s (65 pairs),
blackish cinclodes The blackish cinclodes (''Cinclodes antarcticus'') is a passerine bird of the genus ''Cinclodes'' belonging to the ovenbird family Furnariidae. It is native to the southern tip of South America including the Falkland Islands where it is known as ...
,
Cobb's wren Cobb's wren (''Troglodytes cobbi'') is a fairly small (12-13.5 cm) wren which is endemic to the Falkland Islands. It was formerly classified as a subspecies of the house wren (''Troglodytes aedon'') but is now commonly considered to be a sep ...
s and
white-bridled finch The white-bridled finch (''Melanodera melanodera''), also known as the canary-winged finch or black-throated finch, is a small passerine bird belonging to the genus '' Melanodera'' together with the yellow-bridled finch (''M. xanthogramma''). Fo ...
es.
South American sea lion The South American sea lion (''Otaria flavescens'', formerly ''Otaria byronia''), also called the southern sea lion and the Patagonian sea lion, is a sea lion found on the western and southeastern coasts of South America. It is the only member ...
s breed in small numbers on the island, which is a major haulout site for non-breeding animals.


References

{{Falkland Islands topics, state=collapsed Islands of the Falkland Islands Uninhabited islands of the Falkland Islands Former populated places in the Falkland Islands Seabird colonies Important Bird Areas of the Falkland Islands Penguin colonies