The Syun (, ''Sön''; ; , ''Sön'') is a river in

Bashkortostan Bashkortostan, officially the Republic of Bashkortostan, sometimes also called Bashkiria, is a republic of Russia between the Volga river and the Ural Mountains in Eastern Europe. The republic borders Perm Krai to the north, Sverdlovsk Oblast ...

and

Tatarstan Tatarstan, officially the Republic of Tatarstan, sometimes also called Tataria, is a Republics of Russia, republic of Russia located in Eastern Europe. It is a part of the Volga Federal District; and its capital city, capital and largest city i ...

Russian Federation 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 ...

, a left-bank

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 Belaya (

Kama ''Kama'' (Sanskrit: काम, ) is the concept of pleasure, enjoyment and desire in Hinduism, Buddhism, Jainism, and Sikhism. It can also refer to "desire, wish, longing" in Hindu, Buddhist, Jain, and Sikh literature.Monier Williamsका� ...

basin). It is long,«Река СЮНЬ»
Russian State Water Registry of which are in Tatarstan. Its

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, ...

covers . Major tributaries in Tatarstan are the Kalmiya, Sikiya, Terpelya, Bezyada, and Sharan in Bashkortostan. The maximal water discharge is (1979), and the maximal mineralization 500 to 1000 mg/L. Average sediment at the mouth per year is . Drainage is regulated. Since 1978 it is protected as a "natural monument of Tatarstan".

References

Rivers of Bashkortostan Rivers of Tatarstan {{Russia-river-stub