The Bolshaya Ercha (russian: Большая Эрча) is a river in the

Sakha Republic Sakha, officially the Republic of Sakha (Yakutia),, is the largest republic of Russia, located in the Russian Far East, along the Arctic Ocean, with a population of roughly 1 million. Sakha comprises half of the area of its governing Far Eas ...

(Yakutia),

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 tributary of the

Indigirka The Indigirka ( rus, Индиги́рка, r=; sah, Индигиир, translit=Indigiir) is a river in the Sakha Republic in Russia between the Yana (river), Yana to the west and the Kolyma River, Kolyma to the east. It is long. The area of its ...

. The river has a length of and a drainage basin area of . The river flows north of the

Arctic Circle The Arctic Circle is one of the two polar circles, and the most northerly of the five major circles of latitude as shown on maps of Earth. Its southern equivalent is the Antarctic Circle. The Arctic Circle marks the southernmost latitude at w ...

, across desolate territories of the Allaikhovsky District.

Course

The Bolshaya Ercha is a right

tributary A tributary, or affluent, is a stream or river that flows into a larger stream or 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 drain the surrounding drainage ...

of the Indigirka. It has its sources in the northern slopes of the

Ulakhan-Sis The Ulakhan-Sis Range ( rus, Улахан-Сис; sah, Улахан Сис) is a mountain range in the Sakha Republic, Far Eastern Federal District, Russia.

range. The river flows first northwestwards in its uppermost section, and then in a roughly western / WSW direction skirting the

Kondakov Plateau The Kondakov Plateau ( rus, Кондаковское плоскогорье; sah, Кондаков хаптал хайалаах сирэ) is a mountain plateau in the Sakha Republic, Far Eastern Federal District, Russia. The town of Chokurdakh ...

which rises to the north. In its last stretch the river descends into the

floodplain A floodplain or flood plain or bottomlands is an area of land adjacent to a river which stretches from the banks of its channel to the base of the enclosing valley walls, and which experiences flooding during periods of high discharge.Goudi ...

among numerous lakes where it

meander A meander is one of a series of regular sinuous curves in the channel of a river or other watercourse. It is produced as a watercourse erodes the sediments of an outer, concave bank ( cut bank) and deposits sediments on an inner, convex bank ...

s strongly, forming

oxbow lake An oxbow lake is a U-shaped lake or pool that forms when a wide meander of a river is cut off, creating a free-standing body of water. In South Texas, oxbows left by the Rio Grande are called '' resacas''. In Australia, oxbow lakes are call ...

s. Finally the Bolshaya Ercha joins the Indigirka from its mouth. Now uninhabited Vorontsovo village lies near the confluence, on the facing bank of the Indigirka.

Google Earth Google Earth is a computer program that renders a 3D computer graphics, 3D representation of Earth based primarily on satellite imagery. The program maps the Earth by superimposition, superimposing satellite images, aerial photography, and geog ...

Tributaries

The main tributary of the Bolshaya Ercha is the long

Malaya Ercha Malaya refers to a number of historical and current political entities related to what is currently Peninsular Malaysia in Southeast Asia: Political entities * British Malaya (1826–1957), a loose collection of the British colony of the Straits ...

on the right, as well as the long Kusagan-Yurekh (Кусаган-Юрэх), the long At-Khaya (Ат-Хайа), the long Kistike (Кистикэ) and the long Erkichan (Эркичан) on the left. The river is frozen between the beginning of October and the beginning of June. There are more than 600 lakes in its basin.Большая Эрча - nature.ykt
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References

External links

Fishing & Tourism in YakutiaСибирь. Древний Гранитный город Улахан-Сис - Rutube
Tributaries of the Indigirka Rivers of the Sakha Republic East Siberian Lowland {{Russia-river-stub

Course

Tributaries

See also

References

External links