The Motorchuna () is a river in

Yakutia Sakha, officially the Republic of Sakha (Yakutia), is a republics of Russia, republic of Russia, and the largest federal subject of Russia by area. It is located in the Russian Far East, along the Arctic Ocean, with a population of one million ...

(Sakha Republic),

Russia Russia, or the Russian Federation, is a country spanning Eastern Europe and North Asia. It is the list of countries and dependencies by area, largest country in the world, and extends across Time in Russia, eleven time zones, sharing Borders ...

. It is a left

tributary A tributary, or an ''affluent'', is a stream or river that flows into a larger stream (''main stem'' or ''"parent"''), river, or a lake. A tributary does not flow directly into a sea or ocean. Tributaries, and the main stem river into which they ...

of the

Lena Lena or LENA may refer to: Places * Léna Department, a department of Houet Province in Burkina Faso * Lena, Manitoba, an unincorporated community located in Killarney-Turtle Mountain municipality in Manitoba, Canada * Lena, Norway, a village in ...

with a length of . Its

drainage basin A drainage basin is an area of land in which all flowing surface water converges to a single point, such as a river mouth, or flows into another body of water, such as a lake or ocean. A basin is separated from adjacent basins by a perimeter, ...

area is . Since its river basin is uninhabited, the Motorchuna is one of the most untouched rivers in Yakutia; the waters are clean and there is abundant wildlife. The name of the river comes from the

Even Even may refer to: General * Even (given name), a Norwegian male personal name * Even (surname), a Breton surname * Even (people), an ethnic group from Siberia and Russian Far East **Even language, a language spoken by the Evens * Odd and Even, a ...

''"mo/tor/chu"'' (мо/тор/чу), meaning "tree/

pass Pass, PASS, The Pass or Passed may refer to: Places *Pass, County Meath, a townland in Ireland *Pass, Poland, a village in Poland *El Paso, Texas, a city which translates to "The Pass" * Pass, an alternate term for a number of straits: see Li ...

/river". In the International scale of river difficulty the Motorchuna is a Class II destination for

rafting Rafting and whitewater rafting are recreational outdoor activities which use an inflatable raft to navigate a river or other body of water. This is often done on whitewater or different degrees of rough water. Dealing with risk is often a ...

and

kayaking Kayaking is the use of a kayak for moving over water. It is distinguished from canoeing by the sitting position of the paddler and the number of blades on the paddle. A kayak is a low-to-the-water, canoe-like boat in which the paddler sits fac ...

Course

The sources of the Motorchuna are north of the

Polar Circle A polar circle is a geographic term for a conditional circular line (arc) referring either to the Arctic Circle or the Antarctic Circle. These are two of the keynote circles of latitude (parallels). On Earth, the Arctic Circle is currentl ...

, in the northeastern slopes of the

Central Siberian Plateau The Central Siberian Plateau (; ) is a vast mountainous area in Siberia, one of the Great Russian Regions. Geography The plateau occupies a great part of central Siberia between the Yenisei and Lena rivers. It is located in the Siberian Plat ...

, very near the sources of the north-flowing Merchimden. It fringes the plateau area heading in a roughly ENE direction. In mid course it turns slightly and flows across the

Central Yakutian Lowland The Central Yakutian LowlandJohn Kimble (ed.), ''Cryosols: Permafrost-Affected Soils'' or the Central Yakutian Lowlands (; ), also known as the Central Yakut Plain or the Vilyuy Lowland, is a low alluvial plain in Siberia, Russia. Administrati ...

in a roughly ESE direction forming

meander A meander is one of a series of regular sinuous curves in the Channel (geography), channel of a river or other watercourse. It is produced as a watercourse erosion, erodes the sediments of an outer, concave bank (cut bank, cut bank or river cl ...

s in the

floodplain A floodplain or flood plain or bottomlands is an area of land adjacent to a river. Floodplains stretch from the banks of a river channel to the base of the enclosing valley, and experience flooding during periods of high Discharge (hydrolog ...

to the south of the

Syungyude The Syungyude (, , ''Süŋgüde'') is a river in the Sakha Republic (Yakutia), Russia. It is the largest tributary of the Molodo, of the Lena (river), Lena basin. Its length is and the area of its basin . The Syungyude flows across the Zhigansk ...

. The banks in the middle and lower reaches are bound by vertical rocky cliffs. The channel is mostly pebbly. In its last stretch the Motorchuna flows parallel to the Muna further south, in an area of lakes and marshes. Finally it meets the left bank of the Lena, from its mouth. Its confluence is almost opposite the mouth of the

Menkere The Menkere (; , ''Meŋkere'') is a river in Sakha Republic (Yakutia), Russia. It is one of the major tributaries of the Lena. The river has a length of — together with the Syncha— and a drainage basin area of . The Menkere flows across de ...

on the facing bank.

Google Earth Google Earth is a web mapping, web and computer program created by Google that renders a 3D computer graphics, 3D representation of Earth based primarily on satellite imagery. The program maps the Earth by superimposition, superimposing satelli ...

Моторчуна
/ ''

Great Soviet Encyclopedia The ''Great Soviet Encyclopedia'' (GSE; , ''BSE'') is one of the largest Russian-language encyclopedias, published in the Soviet Union from 1926 to 1990. After 2002, the encyclopedia's data was partially included into the later ''Great Russian Enc ...

:'' in 30 vols. / Ch. ed.

A.M. Prokhorov Alexander Mikhailovich Prokhorov (born Alexander Michael Prochoroff, ; 11 July 1916 – 8 January 2002) was an Australian-born Russian physicist and researcher on lasers and masers, in the former Soviet Union. He shared the Nobel Prize in Ph ...

. - 3rd ed. - M. Soviet Encyclopedia, 1969-1978 The Motorchuna is fed by rain and snow. It freezes in mid-October and stays under ice until late May or early June.

Tributaries

The Motorchuna has fifty tributaries that are over in length. The longest ones are the long Byuger-Yuryach and the long Kuogas-Uluybut, both joining it from the left.Глушков А.В: ''Реки востока России.'' Якутск
/ref>

Flora and fauna

Thickets of

golden root ''Rhodiola rosea'' (commonly golden root, rose root, roseroot, Aaron's rod, Arctic root, king's crown, ''lignum rhodium'', orpin rose) is a perennial flowering plant in the family Crassulaceae. It grows naturally in wild Arctic regions of Europe ...

and '' Rhododendron adamsii'' grow on the banks on the Motorchuna. In certain places there are dense shrubs growing near the water and in the banks of the lower course there are

willow Willows, also called sallows and osiers, of the genus ''Salix'', comprise around 350 species (plus numerous hybrids) of typically deciduous trees and shrubs, found primarily on moist soils in cold and temperate regions. Most species are known ...

s. Often birds and mammals hide in the vegetation.

Elk The elk (: ''elk'' or ''elks''; ''Cervus canadensis'') or wapiti, is the second largest species within the deer family, Cervidae, and one of the largest terrestrial mammals in its native range of North America and Central and East Asia. ...

wolf The wolf (''Canis lupus''; : wolves), also known as the grey wolf or gray wolf, is a Canis, canine native to Eurasia and North America. More than thirty subspecies of Canis lupus, subspecies of ''Canis lupus'' have been recognized, includin ...

willow ptarmigan The willow ptarmigan ( ); ''Lagopus lagopus'') or willow grouse is a bird in the grouse subfamily Tetraoninae of the pheasant family Phasianidae. It is also known colloquially as awebo bird. The willow ptarmigan breeds in birch and other forests ...

bean goose The bean goose is a species complex of goose that breeds in northern Europe and Palearctic, Eurosiberia. It has at least two distinct varieties, one inhabiting taiga habitats and one inhabiting tundra. These are recognised as separate species by ...

and

greater white-fronted goose The greater white-fronted goose (''Anser albifrons'') is a species of goose, closely related to the smaller lesser white-fronted goose (''A. erythropus''). The greater white-fronted goose is Bird migration, migratory, breeding in northern Cana ...

are common near the river. The main fish species are

pike Pike, Pikes or The Pike may refer to: Fish * Blue pike or blue walleye, an extinct color morph of the yellow walleye ''Sander vitreus'' * Ctenoluciidae, the "pike characins", some species of which are commonly known as pikes * ''Esox'', genus of ...

perch Perch is a common name for freshwater fish from the genus ''Perca'', which belongs to the family Percidae of the large order Perciformes. The name comes from , meaning the type species of this genus, the European perch (''P. fluviatilis'') ...

lenok Lenoks, otherwise known as Asiatic trout or Manchurian trout,James Card: Fly fishing in South Korea.' Retrieved 22 June 2015. are salmonid fish of the genus ''Brachymystax'', native to rivers and lakes in Mongolia, Kazakhstan, wider Siberia (incl ...

taimen ''Hucho'' is a genus of large piscivorous salmonid fish known as taimens (from Finnish , 'trout', through ), and is closely related to Pacific trout and lenoks (all belonging to the same tribe in the subfamily Salmoninae). Native to the cold ...

, grayling,

burbot The burbot (''Lota lota''), also known as bubbot, mariah, loche, cusk, freshwater cod, freshwater ling, freshwater cusk, the lawyer, coney-fish, lingcod, or eelpout, is a species of coldwater ray-finned fish native to the subarctic regions of ...

, whitefish and

nelma ''Stenodus nelma'', known alternatively as the nelma, sheefish, siifish, inconnu or connie, is a commercial species of freshwater whitefish in the family Salmonidae. It is widespread in the Arctic rivers from the Kola Peninsula (White Sea basin) ...

, among others.Рыбалка в Якутии
/ref>

References

External links

Территория Якутия ч. 1(Рыбалка за Горизонтом. Лето 2019)Территория Якутия ч. 3 (Рыбалка за Горизонтом. Март 2019)
{{Portal bar, Russia Rivers of the Sakha Republic Central Yakutian Lowland

Course

Tributaries

Flora and fauna

See also

References

External links