The Seymchan () is a
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
Srednekansky District
Srednekansky District () is an administrative district (raion), one of the eight in Magadan Oblast, Russia.Law #1292-OZ As a municipal division, it is incorporated as Srednekansky Urban Okrug.Law #1842-OZ It is located in the central and northern ...
,
Magadan Oblast
Magadan Oblast is a federal subjects of Russia, federal subject (an oblast) of Russia. It is geographically located in the Russian Far East, Far East region of the country, and is administratively part of the Far Eastern Federal District. Magadan ...
,
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
Kolyma
Kolyma (, ) or Kolyma Krai () is a historical region in the Russian Far East that includes the basin of Kolyma River and the northern shores of the Sea of Okhotsk, as well as the Kolyma Mountains (the watershed of the two). It is bounded to ...
, with a length of a
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, ...
of .
The name comes from the
Yakut language
The Yakut language ( ), also known as the Sakha language ( ) or Yakutian, is a Siberian Turkic language spoken by around 450,000 native speakers—primarily by ethnic Yakuts. It is one of the official languages of the Sakha Republic, a republic ...
word Kheymchen, which is an area of open water surrounded by
sea ice
Sea ice arises as seawater freezes. Because ice is less density, dense than water, it floats on the ocean's surface (as does fresh water ice). Sea ice covers about 7% of the Earth's surface and about 12% of the world's oceans. Much of the world' ...
.
[W.J. Stringer and J.E. Groves. 1991]
''Extent of Polynyas in the Bering and Chukchi Seas''
/ref>
Course
The river rises in the Upper Kolyma Highlands
The Upper Kolyma Highlands () is a highland area in Magadan Oblast, Far Eastern Federal District, Russia. The biggest town in the highlands is Susuman.
There are large deposits of gold, tin and rare metals in the Upper Kolyma Highlands. The area ...
, eastern limits of the Chersky Range
The Chersky Range (, ) is a chain of mountains in northeastern Siberia between the Yana River, Yana and Indigirka River, Indigirka Rivers. Administratively, the area of the range belongs to the Sakha Republic, although a small section in the eas ...
, at the confluence of Left Seymchan and Right Seymchan. It flows first in a northeast direction, bending along its course until it flows in a southeastern direction. Finally it meets the Kolyma near Seymchan, from its mouth, downstream from the mouth of the Buyunda
The Buyunda () is a river in Magadan Oblast, Russian Far East. It is a right tributary of the Kolyma, with a length of and a drainage basin of .Google Earth
Together with the Seymchan that flows roughly southwards on the facing bank of the Kol ...
on the opposite bank.[1,000,000 scale Operational Navigation Chart; Sheet D-8]
/ref>
Together with the Buyunda that flows roughly northwards on the other side of the Kolyma basin, the Seymchan forms the Seymchan-Buyunda Depression, which limits the Upper Kolyma Highlands from the east.
See also
*List of rivers of Russia
Russia can be divided into a European and an Asian part. The dividing line is generally considered to be the Ural Mountains. The European part is drained into the Arctic Ocean, Baltic Sea, Black Sea, and Caspian Sea. The Asian part is drained i ...
References
External links
NAVIGATION TO ANUYSK VIA SEYMCHAN
Rivers of Magadan Oblast
{{Russia-river-stub