The Joubin Islands are a group of small islands lying south-west of

Cape Monaco Cape Monaco () is a cape which forms the southwest tip of Anvers Island, in the Palmer Archipelago, Antarctica. Gossler Islands and Chukovezer Island are lying respectively 3 km west and 7.2 km north of the cape. Cape Monaco was di ...

Anvers Island Anvers Island or Antwerp Island or Antwerpen Island or Isla Amberes is a high, mountainous island long, the largest in the Palmer Archipelago of Antarctica. It was discovered by John Biscoe in 1832 and named in 1898 by the Belgian Antarctic Expe ...

, at the south-western end of the

Palmer Archipelago Palmer Archipelago, also known as Antarctic Archipelago, Archipiélago Palmer, Antarktiske Arkipel or Palmer Inseln, is a group of islands off the northwestern coast of the Antarctic Peninsula. It extends from Tower Island in the north to Anvers ...

of Antarctica. The islands were discovered by the

French Antarctic Expedition, 1903–05 The French Antarctic Expedition is any of several French expeditions in Antarctica. 1837–1840 In 1837, during an 1837–1840 expedition across the deep southern hemisphere, Captain Jules Dumont d'Urville sailed his ship ''Astrolabe'' alo ...

, under

Jean-Baptiste Charcot Jean-Baptiste Étienne Auguste Charcot, better known in France as Commandant Charcot, (15 July 1867 in Neuilly-sur-Seine near Paris – 16 September 1936 at sea (30 miles north-west of Reykjavik, Iceland), was a French scientist, medical doctor ...

, and named by him for

Louis Joubin Louis Marie Adolphe Olivier Édouard Joubin (27 February 1861 in Épinal – 24 April 1935 in Paris) was a professor at the Muséum national d'Histoire naturelle in Paris. He published works on nemerteans, chaetognatha, cephalopods, and other m ...

, the French naturalist. They have been designated a Restricted Zone under ASMA 7 —

Southwest Anvers Island and Palmer Basin Southwest Anvers Island and Palmer Basin is a 3275 km2 Antarctic Specially Managed Area (ASMA 7). It lies towards the northern end of the Antarctic Peninsula, encompassing the south-western coastline of Anvers Island, in the Palmer Archipe ...

— which includes the marine area extending from the shorelines.

Environment

The islands share a volcanic and granitic geological origin with Anvers Island. Their vegetation, which is typical of the region, consists of a variety of

moss Mosses are small, non-vascular plant, non-vascular flowerless plants in the taxonomic phylum, division Bryophyta (, ) ''sensu stricto''. Bryophyta (''sensu lato'', Wilhelm Philippe Schimper, Schimp. 1879) may also refer to the parent group bryo ...

es,

lichen A lichen ( , ) is a hybrid colony (biology), colony of algae or cyanobacteria living symbiotically among hypha, filaments of multiple fungus species, along with yeasts and bacteria embedded in the cortex or "skin", in a mutualism (biology), m ...

s and

algae Algae ( , ; : alga ) is an informal term for any organisms of a large and diverse group of photosynthesis, photosynthetic organisms that are not plants, and includes species from multiple distinct clades. Such organisms range from unicellular ...

, as well as the

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (). The term angiosperm is derived from the Ancient Greek, Greek words (; 'container, vessel') and (; 'seed'), meaning that the seeds are enclosed with ...

s Antarctic Hairgrass and

Antarctic Pearlwort ''Colobanthus quitensis'', also known as the Antarctic pearlwort, is one of two native flowering plants found in the Antarctic region, the other being Deschampsia antarctica, Antarctic hair grass. It has yellow flowers and grows about tall, givi ...

Important Bird Area

The islands have been identified 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 ...

(IBA) 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 i ...

because they support a breeding colony of about 250 pairs of

imperial shag The imperial shag or imperial cormorant (''Leucocarbo atriceps'') is a black-and-white cormorant native to southern South America, islands of the Subantarctic, and the Antarctic Peninsula, primarily in rocky coastal regions, but locally also at ...

s. Other birds nesting on the islands include Adélie, gentoo and

chinstrap penguin The chinstrap penguin (''Pygoscelis antarcticus'') is a species of penguin that inhabits a variety of islands and shores in the Southern Pacific and the Antarctic Oceans. Its name stems from the narrow black band under its head, which makes it a ...

s as well as

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 pe ...

References

Islands of the Palmer Archipelago Important Bird Areas of Antarctica Seabird colonies Penguin colonies {{AnversIsland-geo-stub

Environment

Important Bird Area

See also

References