Antsiferov Island (russian: Остров Анциферова; also known as Shirinki russian: Ширинки

Japanese Japanese may refer to: * Something from or related to Japan, an island country in East Asia * Japanese language, spoken mainly in Japan * Japanese people, the ethnic group that identifies with Japan through ancestry or culture ** Japanese diaspor ...

志林規島; Shirinki-tō) is an uninhabited

volcanic island Geologically, a high island or volcanic island is an island of volcanic origin. The term can be used to distinguish such islands from low islands, which are formed from sedimentation or the uplifting of coral reefs (which have often formed ...

located in the northern

Kuril Islands The Kuril Islands or Kurile Islands (; rus, Кури́льские острова́, r=Kuril'skiye ostrova, p=kʊˈrʲilʲskʲɪjə ɐstrɐˈva; Japanese: or ) are a volcanic archipelago currently administered as part of Sakhalin Oblast in the ...

chain in the Sea of Okhotsk in the northwest

Pacific Ocean The Pacific Ocean is the largest and deepest of Earth's five oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean (or, depending on definition, to Antarctica) in the south, and is bounded by the contin ...

. Its former Japanese name is derived from the Ainu language for "place of tall waves". Its nearest neighbor is

Paramushir Paramushir (russian: Парамушир, Paramushir, ja, 幌筵島, Paramushiru-tō, ain, パラムシㇼ, translit=Para=mu=sir) is a volcanic island in the northern portion of Kuril Islands chain in the Sea of Okhotsk in the northwest Pacific Oc ...

, located 15 km away across the Luzhin Strait. It is currently named for the cossack explorer

Danila Antsiferov Danila Yakovlevich Antsiferov (; died in 1712) was a Russian explorer. Upon the death of Vladimir Atlasov in 1711, Danila Antsiferov was elected Cossack ataman of the Kamchatka. Together with Ivan Kozyrevsky, he was one of the first Russian Cos ...

, who first described it along with other northern Kuril islands in the early eighteenth century.

Geology

Antsiferov is a roughly circular island with an area of 6 km² and is part of a spur range extending to the west of the main Kuril islands arc. The island is a stratovolcano with a diameter of 4.25 km and with a central peak (

蓮華岳; Renge-dake) with a height of 761 metres which is marked by a

caldera A caldera ( ) is a large cauldron-like hollow that forms shortly after the emptying of a magma chamber in a volcano eruption. When large volumes of magma are erupted over a short time, structural support for the rock above the magma chamber is ...

which is 0.75 kilometre in diameter, which is breached to the south. Two lava domes are located near the walls of the breach, which appear to be of relatively recent origin, although no volcanic eruptions have been observed on Antsiferov in modern times. Much of the island is covered by pumice from pyroclastic-fall deposits.

Fauna

The southern end of Antsiferov is the site of one of five major Steller sea lion breeding rookeries (about 600 animals) on the Kuril Islands. Because of the absence of terrestrial predators, it is also the home of very dense colonies of

northern fulmar The northern fulmar (''Fulmarus glacialis''), fulmar, or Arctic fulmar is a highly abundant seabird found primarily in subarctic regions of the North Atlantic and North Pacific oceans. There has been one confirmed sighting in the Southern Hem ...

s and

tufted puffin The tufted puffin (''Fratercula cirrhata''), also known as crested puffin, is a relatively abundant medium-sized pelagic seabird in the auk family (Alcidae) found throughout the North Pacific Ocean. It is one of three species of puffin that make ...

s which nest in the hummocks along its slopes. Cliff-dwelling birds, such as

kittiwake The kittiwakes (genus ''Rissa'') are two closely related seabird species in the gull family Laridae, the black-legged kittiwake (''Rissa tridactyla'') and the red-legged kittiwake (''Rissa brevirostris''). The epithets "black-legged" and "red-l ...

s and

thick-billed murre The thick-billed murre or Brünnich's guillemot (''Uria lomvia'') is a bird in the auk family (Alcidae). This bird is named after the Danish zoologist Morten Thrane Brünnich. The very deeply black North Pacific subspecies ''Uria lomvia arra'' ...

s are also abundant.

History

Antsiferov had no permanent habitation prior to European contact, but was visited in summer by the Ainu tribes for hunting. Claimed by the

Empire of Russia The Russian Empire was an empire and the final period of the Russian monarchy from 1721 to 1917, ruling across large parts of Eurasia. It succeeded the Tsardom of Russia following the Treaty of Nystad, which ended the Great Northern War. Th ...

sovereignty Sovereignty is the defining authority within individual consciousness, social construct, or territory. Sovereignty entails hierarchy within the state, as well as external autonomy for states. In any state, sovereignty is assigned to the perso ...

was passed to the

Empire of Japan The also known as the Japanese Empire or Imperial Japan, was a historical nation-state and great power that existed from the Meiji Restoration in 1868 until the enactment of the post-World War II Constitution of Japan, 1947 constitu ...

per the Treaty of Saint Petersburg along with the rest of the Kuril islands. The island was formerly administered as part of Shimushu District of

Nemuro Subprefecture is a subprefecture of Hokkaido Prefecture, Japan. Japan claims the southern parts of the disputed Kuril Islands (known as the Northern Territories in Japan) as part of this subprefecture. As of March 2009, the subprefecture has an estimated ...

of Hokkaidō. After

World War II World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the vast majority of the world's countries—including all of the great powers—forming two opposing ...

, the island came under the control of the

Soviet Union The Soviet Union,. officially the Union of Soviet Socialist Republics. (USSR),. was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 to 1991. A flagship communist state, ...

, and is now administered as part of the

Sakhalin Oblast Sakhalin Oblast ( rus, Сахали́нская о́бласть, r=Sakhalínskaya óblast', p=səxɐˈlʲinskəjə ˈobləsʲtʲ) is a federal subject of Russia (an oblast) comprising the island of Sakhalin and the Kuril Islands in the Russian ...

of the

Russian Federation Russia (, , ), or the Russian Federation, is a transcontinental country spanning Eastern Europe and Northern Asia. It is the largest country in the world, with its internationally recognised territory covering , and encompassing one-eig ...

. The island is now part of a

wildlife refuge 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 ...

, and approach within 20 km by fishing vessels is prohibited.

Geology

Fauna

History

See also

References

Further reading