The Shosha () 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 Zubtsovsky, Staritsky, Kalininsky and Konakovsky districts of

Tver Oblast Tver Oblast (, ) is a federal subject of Russia (an oblast). Its administrative center is the city of Tver. From 1935 to 1990, it was known as Kalinin Oblast (). Population: Tver Oblast is a region of lakes, such as Seliger and Brosno. Much o ...

and Lotoshinsky District of

Moscow Oblast Moscow Oblast (, , informally known as , ) is a federal subjects of Russia, federal subject of Russia (an oblast). With a population of 8,524,665 (Russian Census (2021), 2021 Census) living in an area of , it is one of the most densely populate ...

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 right

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

Volga The Volga (, ) is the longest river in Europe and the longest endorheic basin river in the world. Situated in Russia, it flows through Central Russia to Southern Russia and into the Caspian Sea. The Volga has a length of , and a catchment ...

. The length of the Shosha is . The area of its basin is . The river flows into the

Ivankovo Reservoir Ivankovo Reservoir or Ivankovskoye Reservoir (), informally known as the Moscow Sea, is the uppermost reservoir on the Volga, in Moscow Oblast, Moscow and Tver Oblasts of Russia, located some north of Moscow. The dam of the reservoir is situated ...

. The Shosha freezes up in November through early January and stays icebound until late March or early April. The source of the Shosha is in Zubtsovsky District of Tver Oblast, northwest of the selo of Knyazhyi Gory. It flows north, turns northeast, enters Staritsky District and turns north. At the village of Sidorovo the Shosha turns east and crosses two tiny bits of Moscow Oblast, further downstream crossing to Kalininsky District of Tver Oblast. Downstream of the village of Novinki the Shosha enters the Ivankovo Reservoir, where it accepts two of its major tributaries, the

Lama Lama () is a title bestowed to a realized practitioner of the Dharma in Tibetan Buddhism. Not all monks are lamas, while nuns and female practitioners can be recognized and entitled as lamas. The Tibetan word ''la-ma'' means "high mother", ...

(right) and the Inyukha (left). The

urban-type settlement Urban-type settlement, abbreviated: ; , abbreviated: ; ; ; ; . is an official designation for lesser urbanized settlements, used in several Central and Eastern Europe, Central and Eastern European countries. The term was primarily used in the So ...

s of Kozlovo and

Novozavidovsky Novozavidovsky () is an urban locality (an urban-type settlement) in Konakovsky District of Tver Oblast, Russia, located on the right bank of the Shosha River (the Ivankovo Reservoir). Population: History In 1851, a railway station was open, and ...

are located at the right bank of the reservoir. The Ivankovo Reservoir is crossed by the dam of the

Moscow – Saint Petersburg Railway Moscow is the Capital city, capital and List of cities and towns in Russia by population, largest city of Russia, standing on the Moskva (river), Moskva River in Central Russia. It has a population estimated at over 13 million residents with ...

, and downstream of the dam the Volga enters from the left, at the former location of the mouth of the Shosha before the reservoir was filled in 1937. The middle course of the Shosha, upstream of Kozlovo, is located in

Zavidovo Zavidovo () is a village ('' selo'') in Konakovsky District of Tver Oblast, Russia. Next to the village is the location of Rus' state residence, used as an official residence place for the President of Russia The president of Russia, offic ...

nature reserve, a closed area which is only accessible to high-level state employees. The drainage basin of the Shosha includes the whole Lotoshinsky District, the southwest of Konakovsky and Kalininsky District, the southeast of Staritsky District, the east of Zubtsovsky District, as well as the northern parts of Volokolamsky and

Shakhovskoy District Shakhovskoy District () is an administrativeLaw #11/2013-OZ and municipalLaw #62/2005-OZ district (raion), one of the thirty-six in Moscow Oblast, Russia. It is located in the west of the oblast. The area of the district is . Its administrative ce ...

s of Moscow Oblast, and minor areas in Klinsky and

Istrinsky District Istrinsky District () is an administrativeLaw #11/2013-OZ and municipalLaw #86/2005-OZ district (raion), one of the thirty-six in Moscow Oblast, Russia. It is located in the western central part of the oblast. The area of the district is . Its adm ...

s, also in Moscow Oblast. The town of

Volokolamsk Volokolamsk () is a town and the administrative center of Volokolamsky District in Moscow Oblast, Russia, located on the Gorodenka River, not far from its confluence with the Lama River, northwest of Moscow. Population: 25,729 (2024 Estimate ...

and the urban-type settlements of Shakhovskaya,

Lotoshino Lotoshino () is an urban locality (an urban-type settlement) and the administrative center of Lotoshinsky District of Moscow Oblast, Russia. It is the least populous administrative center of a district in Moscow Oblast. Population: Lotoshin ...

, Izoplit, Kozlovo, and Novozavidovsky lie in the drainage basin of the Shosha.

References

{{Rivers of Russia Rivers of Tver Oblast Rivers of Moscow Oblast