The Olenyok (, sometimes spelled ''Оленек'', ''Olenek''; , Ölöön) is a major
river
A river is a natural stream of fresh water that flows on land or inside Subterranean river, caves towards another body of water at a lower elevation, such as an ocean, lake, or another river. A river may run dry before reaching the end of ...
in northern
Siberia
Siberia ( ; , ) is an extensive geographical region comprising all of North Asia, from the Ural Mountains in the west to the Pacific Ocean in the east. It has formed a part of the sovereign territory of Russia and its predecessor states ...
n
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 ...
, west of the lower
Lena and east of the
Anabar. It is long, of which around is navigable. Average water discharge is .
The Olenyok is known for its abundance in fish. It is frozen for over eight months every year and the climate in its area is harsh because of the direct influence of the Arctic.
History
In 1633 Ivan Rebrov reached the Olenyok from the Lena delta and built a fort.
In 1642–44 Rebrov and
Fedot Alekseyev Popov reached the river but were driven out by the natives.
Pioneering Russian Arctic explorer
Vasili Pronchishchev and his wife
Tatiana (Maria) died of
scurvy
Scurvy is a deficiency disease (state of malnutrition) resulting from a lack of vitamin C (ascorbic acid). Early symptoms of deficiency include weakness, fatigue, and sore arms and legs. Without treatment, anemia, decreased red blood cells, gum d ...
in the area of the river in September 1736, while mapping the coasts of the Laptev Sea. After their deaths, husband and wife were interred at
Ust-Olenyok, near the mouth of the Olenyok. Their tomb was moved after the bodies were exhumed in 1999.
In 1956 the
Olenekian
In the geologic timescale, the Olenekian is an age (geology), age in the Early Triassic epoch (geology), epoch; in chronostratigraphy, it is a stage (stratigraphy), stage in the Lower Triassic series (stratigraphy), series. It spans the time betw ...
Age of the
Triassic
The Triassic ( ; sometimes symbolized 🝈) is a geologic period and system which spans 50.5 million years from the end of the Permian Period 251.902 million years ago ( Mya), to the beginning of the Jurassic Period 201.4 Mya. The Triassic is t ...
Period of geological time was named for rock strata in the Olenyok area.
Course
The river's source is in
Krasnoyarsk Krai
Krasnoyarsk Krai (, ) is a federal subjects of Russia, federal subject (a krai) of Russia located in Siberia. Its administrative center is the types of inhabited localities in Russia, city of Krasnoyarsk, the second-largest city in Siberia after ...
, on the
Vilyuy Plateau, part of the
Central Siberian Plateau. The river flows east and then north descending into the
North Siberian Lowland. In its lower course it bends northwestwards skirting the western slopes of the
Kystyk Plateau and the
Chekanovsky Ridge before emptying into the
Olenyok Gulf of the
Laptev Sea.
Its mouth is at
Ust-Olenyok just west of the Lena River delta.
Olenyok is a village located on the river 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 ...
Tributaries
The major tributaries of the Olenyok are the
Arga-Sala (with its tributaries
Kengeede,
Kukusunda and
Kyuyonelekeen),
Bur,
Ukukit,
Birekte,
Kuoika,
Beyenchime and
Buolkalakh on the left, and the
Alakit,
Siligir,
Merchimden,
Kyuyutingde (Кюютингдэ),
Khorbusuonka and
Kelimyar on the right.
Islands
Dyangylakh or Dzhyangylakh (Ostrov Dyangylakh) is a large flat delta island at the mouth of the Olenek River. There are many smaller islands in its immediate vicinity, such as Eppet Island off its eastern side, but none comes close to its size. Dyangylakh is long and wide.
Dyangylakh
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See also
* List of rivers of Russia
References
External links
*
Rivers of Krasnoyarsk Krai
Rivers of the Sakha Republic
Drainage basins of the Laptev Sea
Olenyok basin
Central Siberian Plateau
North Siberian Lowland
{{FarEast-Russia-river-stub