The Yana-Oymyakon Highlands ( rus, Яно-Оймяконское нагорье; sah, Дьааҥы хаптал хайалара), also known as Oymyakon Highlands ( rus, Оймяконское нагорье),Soviet General Topographic Maps P-54-V,VI are a mountainous area 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 ...

Khabarovsk Krai Khabarovsk Krai ( rus, Хабаровский край, r=Khabarovsky kray, p=xɐˈbarəfskʲɪj kraj) is a federal subject (a krai) of Russia. It is geographically located in the Russian Far East and is a part of the Far Eastern Federal District ...

and

Magadan Oblast Magadan Oblast ( rus, Магаданская область, r=Magadanskaya oblast, p=məgɐˈdanskəjə ˈobləsʲtʲ) is a federal subject (an oblast) of Russia. It is geographically located in the Far East region of the country, and is adminis ...

, Far Eastern Federal District, Russia. The area is named after the main features of the highlands. Kigilyakhs are found in some places of the plateaus. These are rock formations that are valued in Yakut culture.Кисиляхи
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Geography

The Yana-Oymyakon Highlands are a mountain region of the East Siberian System located between the southern reaches of the Verkhoyansk Range to the west, the Suntar-Khayata Range to the southwest and the Chersky mountain range to the northeast. The main highland features are the vast Yana Plateau in the northwest, the

Elgi Plateau The Elgi Plateau ( rus, Эльгинское плоскогорье;Soviet General Topographic Maps P-54-V,VI sah, Эльгэ хаптал хайалаах сир) is a plateau in the Sakha Republic, Far Eastern Federal District, Russian Federa ...

in the middle and the

Oymyakon Plateau The Oymyakon Plateau ( rus, Оймяконское плоскогорье, sah, Өймөкөөн үрдэлэ) is a mountain plateau in the Sakha Republic, Far Eastern Federal District, Russia. The plateau is in the area of the famous Oymyakon ...

in the southeast. The highlands include the

Kuydusun Kuydusun (russian: Куйдусун) is a rural locality (a '' selo'') in Borogonsky 2-y Rural Okrug of Oymyakonsky District in the Sakha Republic, Russia, located from Ust-Nera, the administrative center of the district, and from Tomtor, the ...

and Agalkin intermontane basins, as well as mountain chains of moderate altitude, such as the Nelgesin and Tirekhtyakh ranges.Geographical Atlas of Russia. - Federal Agency for Geodesy and Cartography , AST, 2010. - pp. 118-119 The average height of the plateau surface is between and in the upper course of the Yana River to the northwest, and to the southeast between and in the Oymyakon plateau. Individual peaks of the ranges rise up to .

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 ...

The whole zone is characterized by harsh, cold winters and is very sparsely populated. The main towns are Oymyakon and Verkhoyansk, the latter close to the northwestern end of the highland area.

Hydrography

The upper course of the Yana River flows through the northwestern part of the Yana-Oymyakon Highlands with its following tributaries:

Bytantay The Bytantay (russian: Бытантай; sah, Бытантай) is a river in the Republic of Sakha Republic, Sakha in Russia. It is a left hand tributary of the Yana (river), Yana, and is long, with a drainage basin of . Course The river begi ...

Dulgalakh The Dulgalakh ( rus, Дулгалах; sah, Дулҕалаах, ''Dulğalaax'') is a river in Yakutia, the left, western source river of the Yana. Its length is and its basin size . Course The Dulgalakh rises on the central Verkhoyansk Range, so ...

, Sartang,

Adycha The Adycha (russian: Адыча; sah, Адыаччы) is a river in the Republic of Sakha in Russia. It is a right hand tributary of the Yana, and is long, with a drainage basin of . At the end of the Soviet period, a big dam with a hydroelectri ...

Borulakh The Borulakh ( rus, Борулах; sah, Боруулаах, ''Boruulaax'') is a river in the Republic of Sakha in Russia. It is a left hand tributary of the Adycha, of the Yana basin. It is long, with a drainage basin of . The river is not na ...

, Nelgese, Derbeke and Charky, among others. The Delinya River, a right tributary of the

Tompo The Tompo (russian: Томпо) is a river in the Sakha Republic (Yakutia), Russia, a right tributary of the Aldan, part of the Lena basin. River Tompo gives its name to the Tompo District. It flows across desolate regions, Topolinoye being the onl ...

—part of the Lena basin, flows from the central part of the highlands, and the Indigirka River flows in the southeastern part with its tributaries

Tuora-Yuryakh The Khastakh or Tuora-Yuryakh (russian: Хастах; sah, Хаастаах, ''Xaastaax'') is a river in the Sakha Republic (Yakutia), Russia. It is one of the two tributaries giving origin to the Indigirka. The river has a length of and a drai ...

, Kyuente,

Elgi The Elgi (russian: Эльги) is a river in Yakutia in Russia, a left tributary of the Indigirka. The Elgi Plateau is named after the Elgi River. Inhabited places Formerly there was a settlement called Elginsky on left bank of the Elgi, about up ...

, and other minor ones.

Flora

Forests of larch taiga generally cover the lower slopes of the mountain ranges and there are

steppe In physical geography, a steppe () is an ecoregion characterized by grassland plains without trees apart from those near rivers and lakes. Steppe biomes may include: * the montane grasslands and shrublands biome * the temperate grasslands, ...

areas in some places on the southern slopes. The mountaintops are covered with mountain tundra. Willows and poplars may grow in the floodplains of the intermontane basins.Эльгинское плоскогорье
Great Soviet EncyclopediaЮкагирского плоскогорья, Great Soviet EncyclopediaЯно-Оймяконское нагорье
Great Soviet Encyclopedia

References

{{Reflist

External links

Physiogeography of the Russian Far East
Mountain ranges of Magadan Oblast Mountain ranges of the Sakha Republic Geography of Khabarovsk Krai East Siberian Mountains ru:Яно-Оймяконское нагорье sah:Дьааҥы хаптал хайалара