Sarychev Peak (russian: вулкан Пик Сарычева, ''Vulkan Sarycheva'', variants: ja, 芙蓉山 ''Fuyō Mountain'', ''Fuyō-san'', ''Fuyō-yama'', ''Fuyo-zan'', ''Huyō San'', ja, 松輪富士 ''Matsuwa-fuji'') is an active

stratovolcano A stratovolcano, also known as a composite volcano, is a conical volcano built up by many layers (strata) of hardened lava and tephra. Unlike shield volcanoes, stratovolcanoes are characterized by a steep profile with a summit crater and per ...

covering almost the entirety of

Matua Island Matua (russian: Матуа, ja, 松輪島, Matsuwa-tō) is an uninhabited volcanic island near the center of the Kuril Islands chain in the Sea of Okhotsk in the northwest Pacific Ocean, across Golovnin Strait from Raikoke. Its name is derived ...

in the

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 ...

Russia Russia (, , ), or the Russian Federation, is a List of transcontinental countries, transcontinental country spanning Eastern Europe and North Asia, Northern Asia. It is the List of countries and dependencies by area, largest country in the ...

. It is a young, highly symmetrical stratovolcanic cone. The height of the plume during the 2009 eruption was estimated at .

History

The peak was named after admiral

Gavril Sarychev Gavril (also Gavriil) Andreyevich Sarychev (russian: Гаврии́л Андре́евич Са́рычев) (1763 — 11 August ( O.S. 30 July) 1831), spelt "Sarichef" in the United States, was a Russian navigator, hydrographer, admiral (1829) an ...

of the

Imperial Russian Navy The Imperial Russian Navy () operated as the navy of the Russian Tsardom and later the Russian Empire from 1696 to 1917. Formally established in 1696, it lasted until dissolved in the wake of the February Revolution of 1917. It developed from a ...

2009 eruption

The volcano erupted June 11–21, 2009, sending out ash plumes. As the volcano is near some of the main air routes between East Asia and North America, there was some disruption to

air traffic Air Traffic are an English alternative rock band from Bournemouth signed to EMI Records. Formed in 2003, the band consists of Chris Wall (piano, lead vocals), David Ryan Jordan (Drums), Tom Pritchard (guitar) and Jim Maddock (bass guitar). ...

. During an early stage of the eruption, on June 12, 2009, the

International Space Station The International Space Station (ISS) is the largest modular space station currently in low Earth orbit. It is a multinational collaborative project involving five participating space agencies: NASA (United States), Roscosmos (Russia), JAXA ...

passed overhead and astronauts photographed the event. A hole in the overhead clouds, possibly caused by the

shock wave In physics, a shock wave (also spelled shockwave), or shock, is a type of propagating disturbance that moves faster than the local speed of sound in the medium. Like an ordinary wave, a shock wave carries energy and can propagate through a med ...

from the explosion, allowed a clear view of the plume and

pyroclastic flow A pyroclastic flow (also known as a pyroclastic density current or a pyroclastic cloud) is a fast-moving current of hot gas and volcanic matter (collectively known as tephra) that flows along the ground away from a volcano at average speeds of bu ...

down the sides of the mountain. A cap-like

pileus cloud A pileus (; Latin for "cap"), also called scarf cloud or cap cloud, is a small, horizontal, lenticular cloud appearing above a cumulus or cumulonimbus cloud. Pileus clouds are often short-lived, with the main cloud beneath them rising through c ...

is visible atop the rising column. Sarychev Peak previously erupted in 1760, 1805, 1879, 1923, 1927, 1928, 1930, 1932, 1946, 1954, 1960, 1965, 1976, 1986 and 1989.

Gallery

File:Sarychev Eruption Generates Large Cloud of Sulfur Dioxide.png, The

Sulphur Dioxide Sulfur dioxide (IUPAC-recommended spelling) or sulphur dioxide (traditional Commonwealth English) is the chemical compound with the formula . It is a toxic gas responsible for the odor of burnt matches. It is released naturally by volcanic activ ...

cloud generated by the eruption on 12 June 2009 (in

Dobson units The Dobson unit (DU) is a unit of measurement of the amount of a trace gas in a vertical column through the Earth's atmosphere. It originated, and continues to be primarily used in respect to, atmospheric ozone, whose total column amount, usually te ...

). Image:Sarychev Peak.jpg, Sarychev Peak Volcano erupts June 12, 2009, 22:16:14. Image:Sarychev Peak - Kuril Islands - 2009 June 14 1.05 pm.jpg, Sarychev Peak, June 14, 2009, 1:05 p.m. Image:Sarychev Peak - Kuril Islands - 2009 June 14 2.50pm.jpg, Sarychev Peak, June 14, 2009, 2:50 p.m. Image:Sarychev Peak - Kuril Islands - 2009 June 15 1.45 pm.jpg, Sarychev Peak, June 15, 2009, 1:45 p.m. Image:Sarychev Peak - Kuril Islands - 2009 June 15 3.35 pm.jpg, Sarychev Peak, June 15, 2009, 3:35 p.m.

References

External links

* Matua (island) Stratovolcanoes of Russia Active volcanoes VEI-4 volcanoes 21st-century volcanic events Articles containing video clips Holocene stratovolcanoes {{SakhalinOblast-geo-stub

History

2009 eruption

Gallery

See also

References

External links