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Maly Lyakhovsky Island

74°00′N 140°30′E / 74.000°N 140.500°E / 74.000; 140.500

Map showing the location of Lyakhovsky Islands

Maly Lyakhovsky Island (Russian: Малый Ляховский) is the second largest of the Lyakhovsky Islands belonging to the New Siberian Islands archipelago in Laptev Sea in northern Russia. It has an area of 975.5 km2 (376.6 sq mi).[1]

The Lyakhovsky Islands are named in honour of Ivan Lyakhov, who explored them in 1773.

Geology edit

Maly Lyakhovsky Island consists of Upper Jurassic to lower Cretaceous turbidites, also known as flysch, covered by a thin veneer of Pliocene to Pleistocene sediments. These Mesozoic rocks consist of sandstones, argillites, and shales deformed into east-northeast striking folds about 7 to 20 km (4.3 to 12.4 mi) wide. The Mesozoic rocks are covered by a relatively thin layer of Pliocene to Pleistocene sandy and clayey sediments of colluvial and alluvial origin. Near the coast, the alluvial sediments grade into nearshore marine sediments containing fossil marine mollusks and lignitized wood. Thick permafrost characterized by massive ice wedges has developed in these sediments.[2][3][4]

On 29 May 2013, an expedition of North-Eastern Federal University found the remains of a 10,000-year-old carcass of a female mammoth on Maliy Lyakhovsky Island. It was reported that liquid blood was found in ice cavities below the belly even though the temperature at the time of excavation was −7 to −10 °C (19 to 14 °F). It was speculated that this find might reveal information about the cryoprotective properties of mammoth blood. The mammoth remains were taken to Yakutsk in Sakha Republic, Russia, for bacterial examination and tissues analysis, especially for a joint project of NEFU and Sooam Biotech Research Foundation in cloning a mammoth.[5]

Vegetation edit

Rush/grass, forb, cryptogam tundra covers Maly Lyakhovsky Island. It is tundra consisting mostly of very low-growing grasses, rushes, forbs, mosses, lichens, and liverworts. These plants either mostly or completely cover the surface of the ground. The soils are typically moist, fine-grained, and often hummocky.[6]

See also edit

References edit

  1. ^ Mal. Lyakhovskiy (Lachovski)
  2. ^ Fujita, K., and D.B. Cook, 1990, The Arctic continental margin of eastern Siberia, in A. Grantz, L. Johnson, and J. F. Sweeney, eds., pp. 289–304, The Arctic Ocean Region. Geology of North America, vol L, Geological Society of America, Boulder, Colorado.
  3. ^ Kos’ko, M.K., and G.V. Trufanov, 2002, Middle Cretaceous to Eopleistocene Sequences on the New Siberian Islands: an approach to interpret offshore seismic. Marine and Petroleum Geology. vol. 19, no. 7, pp. 901–919.
  4. ^ Kos’ko, M.K., B.G. Lopatin, and V.G. Ganelin, 1990, Major geological features of the islands of the East Siberian and Chukchi Seas and the Northern Coast of Chukotka. Marine Geology. vol. 93, pp. 349–367.
  5. ^ Lupanov, N (2013) Sensational discovery: NEFU scientists have discovered a female mammoth. North-Eastern Federal University in Yakutsk.
  6. ^ CAVM Team, 2003, Circumpolar Arctic Vegetation Map. Scale 1:7,500,000. Conservation of Arctic Flora and Fauna (CAFF) Map No. 1. U.S. Fish and Wildlife Service, Anchorage, Alaska.

External links edit

  • Andreev, A.A., and D.M. Peteet, 1999, Science Briefs (August 1999). Goddard Institute for Space Studies, New York, New York. Last visited July 12, 2008.
  • Anisimov, M.A., and V.E. Tumskoy, 2002, Environmental History of the Novosibirskie Islands for the last 12 ka. 32nd International Arctic Workshop, Program and Abstracts 2002. Institute of Arctic and Alpine Research, University of Colorado at Boulder, pp 23–25.
  • anonymous, nd, at the Wayback Machine (archived December 23, 2010) aerial photographs of these islands.
  • Kuznetsova, T.V., L.D. Sulerzhitsky, Ch. Siegert, 2001, , 144 KB PDF file, The World of Elephants – International Congress, Rome 2001. Consiglio Nazionale delle Ricerche, Centro di Studio per il Quaternario e l'Evoluzione Ambientale, Università di Roma, Roma, Italy.
  • Schirrmeister, L., H.-W. Hubberten, V. Rachold, and V.G. Grosse, 2005, 2nd International Alfred Wegener Symposium Bremerhaven, October, 30 – November 2, 2005.

maly, lyakhovsky, island, showing, location, lyakhovsky, islands, russian, Малый, Ляховский, second, largest, lyakhovsky, islands, belonging, siberian, islands, archipelago, laptev, northern, russia, area, lyakhovsky, islands, named, honour, ivan, lyakhov, exp. 74 00 N 140 30 E 74 000 N 140 500 E 74 000 140 500 Map showing the location of Lyakhovsky Islands Maly Lyakhovsky Island Russian Malyj Lyahovskij is the second largest of the Lyakhovsky Islands belonging to the New Siberian Islands archipelago in Laptev Sea in northern Russia It has an area of 975 5 km2 376 6 sq mi 1 The Lyakhovsky Islands are named in honour of Ivan Lyakhov who explored them in 1773 Contents 1 Geology 2 Vegetation 3 See also 4 References 5 External linksGeology editMaly Lyakhovsky Island consists of Upper Jurassic to lower Cretaceous turbidites also known as flysch covered by a thin veneer of Pliocene to Pleistocene sediments These Mesozoic rocks consist of sandstones argillites and shales deformed into east northeast striking folds about 7 to 20 km 4 3 to 12 4 mi wide The Mesozoic rocks are covered by a relatively thin layer of Pliocene to Pleistocene sandy and clayey sediments of colluvial and alluvial origin Near the coast the alluvial sediments grade into nearshore marine sediments containing fossil marine mollusks and lignitized wood Thick permafrost characterized by massive ice wedges has developed in these sediments 2 3 4 On 29 May 2013 an expedition of North Eastern Federal University found the remains of a 10 000 year old carcass of a female mammoth on Maliy Lyakhovsky Island It was reported that liquid blood was found in ice cavities below the belly even though the temperature at the time of excavation was 7 to 10 C 19 to 14 F It was speculated that this find might reveal information about the cryoprotective properties of mammoth blood The mammoth remains were taken to Yakutsk in Sakha Republic Russia for bacterial examination and tissues analysis especially for a joint project of NEFU and Sooam Biotech Research Foundation in cloning a mammoth 5 Vegetation editRush grass forb cryptogam tundra covers Maly Lyakhovsky Island It is tundra consisting mostly of very low growing grasses rushes forbs mosses lichens and liverworts These plants either mostly or completely cover the surface of the ground The soils are typically moist fine grained and often hummocky 6 See also editList of mammothsReferences edit Mal Lyakhovskiy Lachovski Fujita K and D B Cook 1990 The Arctic continental margin of eastern Siberia in A Grantz L Johnson and J F Sweeney eds pp 289 304 The Arctic Ocean Region Geology of North America vol L Geological Society of America Boulder Colorado Kos ko M K and G V Trufanov 2002 Middle Cretaceous to Eopleistocene Sequences on the New Siberian Islands an approach to interpret offshore seismic Marine and Petroleum Geology vol 19 no 7 pp 901 919 Kos ko M K B G Lopatin and V G Ganelin 1990 Major geological features of the islands of the East Siberian and Chukchi Seas and the Northern Coast of Chukotka Marine Geology vol 93 pp 349 367 Lupanov N 2013 Sensational discovery NEFU scientists have discovered a female mammoth North Eastern Federal University in Yakutsk CAVM Team 2003 Circumpolar Arctic Vegetation Map Scale 1 7 500 000 Conservation of Arctic Flora and Fauna CAFF Map No 1 U S Fish and Wildlife Service Anchorage Alaska External links editAndreev A A and D M Peteet 1999 Climate and Diet of Mammoths in the East Siberian Arctic Science Briefs August 1999 Goddard Institute for Space Studies New York New York Last visited July 12 2008 Anisimov M A and V E Tumskoy 2002 Environmental History of the Novosibirskie Islands for the last 12 ka 32nd International Arctic Workshop Program and Abstracts 2002 Institute of Arctic and Alpine Research University of Colorado at Boulder pp 23 25 anonymous nd New Siberian Islands at the Wayback Machine archived December 23 2010 aerial photographs of these islands Kuznetsova T V L D Sulerzhitsky Ch Siegert 2001 New data on the Mammoth fauna of the Laptev Shelf Land East Siberian Arctic 144 KB PDF file The World of Elephants International Congress Rome 2001 Consiglio Nazionale delle Ricerche Centro di Studio per il Quaternario e l Evoluzione Ambientale Universita di Roma Roma Italy Schirrmeister L H W Hubberten V Rachold and V G Grosse 2005 Lost world Late Quaternary environment of periglacial Arctic shelves and coastal lowlands in NE Siberia 2nd International Alfred Wegener Symposium Bremerhaven October 30 November 2 2005 Retrieved from https en wikipedia org w index php title Maly Lyakhovsky Island amp oldid 1031120447, wikipedia, wiki, book, books, library,

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