Bezdna River, Tatarstan

The Bezdna (Russian: Бездна) or Biznä (Tatar Cyrillic: Бизнә, Latin: Biznä) is a river in Tatarstan, Russian Federation, a left-bank tributary of the Volga River, falling into the Kuybyshev Reservoir near Kuralovo, Spassky District. Its length is 45 km and its drainage basin is 806 km².

The maximal mineralization 300-500 mg/l. Average sediment in mouth per year is 129 mm. In 1963 average discharge was 197 m³/s.^[1] The town of Spassk, the ancestor of modern Bolgar stood on the river prior to 1956. In 1956-57 the Kuybyshev reservoir was created, flooding the town and the lower stream of Bezdna.

v t e Volga River Tributaries Selizharovka Vazuza Tvertsa Shosha Dubna Medveditsa Nerl Kashinka Sit Mologa Suda Sheksna Sogozha Kotorosl Kostroma Nyomda Unzha Uzola Oka Kudma Kerzhenets Sura Vetluga Rutka Tsivil Great Kokshaga Little Kokshaga Anish Ilet Sviyaga Sumka Kazanka Kama Aktay Bezdna Cheremshan Sok Samara Chapayevka Little Irgiz Irgiz Tereshka Yeruslan Akhtuba (distributary) Reservoirs Volgo Lake Ivankovo Uglich Rybinsk Gorky Cheboksary Kuybyshev Saratov Volgograd Hydroelectric stations Ivankovo Uglich Rybinsk Nizhny Novgorod Cheboksary Zhiguli Saratov Volga Canals Moscow Canal Volga–Baltic Waterway Volga–Don Canal

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