The Ob River, also Ob', is a major river in western Siberia, Russia, and is the world's seventh-longest river. It forms at the confluence of the Biya and Katun Rivers which have their origins in the Altay Mountains. It is the westernmost of the three great Siberian rivers that flow into the Arctic Ocean.
The Kostroma is a river in the European part of Russia. It flows through the Kostroma and Yaroslavl Oblasts, and becomes a left tributary of the Volga, which it enters at the Gorky Reservoir, at the city of Kostroma, at 57°46′44″N40°53′55″E.
The Kama is a river 1,805 kilometres (1,122 mi) long in Russia. It is the longest left tributary of the Volga and the largest one in discharge. At their confluence, in fact, the Kama is even larger than the Volga.
The Northern Dvina is a river in northern Russia flowing through the Vologda Oblast and Arkhangelsk Oblast into the Dvina Bay of the White Sea. Along with the Pechora River to the east, it drains most of Northwest Russia into the Arctic Ocean. It should not be confused with Western Dvina.
The Klyazma River is a river in the Moscow, Nizhny Novgorod, Ivanovo and Vladimir Oblasts in Russia, a left tributary of the Oka River.
The Vyatka River is a river in Kirov Oblast and the Republic of Tatarstan in Russia, a right tributary of the Kama River. It is 1,314 kilometres (816 mi) long, and its drainage basin covers 129,000 square kilometres (50,000 sq mi).
The Vishera River (Вишера) is a river in Perm Krai, Russia, a left bank tributary of the Kama River. It is 415 kilometres (258 mi) long, and its drainage basin covers 31,200 square kilometres (12,000 sq mi). The Vishera River freezes in late October or early November and stays under the ice until the end of April. There are diamond deposits in the basin of the Vishera River.
The Msta is a river in Vyshnevolotsky, Udomelsky, and Bologovsky Districts of Tver Oblast and in Borovichsky, Okulovsky, Lyubytinsky, Malovishersky, Krestetsky, and Novgorodsky Districts, as well as in the town of Borovichi of Novgorod Oblast of Russia. It is a tributary of Lake Ilmen. It is 445 kilometres (277 mi) long, and the area of its basin 23,300 square kilometres (9,000 sq mi). The principal tributaries of the Msta are the Berezayka (left), the Uver (right), and the Kholova (left). The town of Borovichi and the urban-type settlement of Lyubytino are located on the banks of the Msta.
Sogozha is a river in Vologda and Yaroslavl Oblasts in Russia. It is 125 kilometres (78 mi) long, with a drainage basin of 2,950 square kilometres (1,140 sq mi).
Slavyanka is a river in Leningrad Oblast of Russia. It is a tributary of the Neva River, and it is 31 kilometres (19 mi) long, with a drainage basin of 230 square kilometres (89 sq mi).
Razdolnaya or Suifen is a river in People's Republic of China and Russia.
Veslyana River – is a river in Perm Krai and Komi Republic, Russia, a left tributary of the Kama River, which in turn is a tributary of the Volga River. It starts in the southeastern portion of Ust-Kulomsky District of the Komi Republic, about 7 kilometres (4 mi) from the border with Perm Krai. It flows through the Gaynsky District of Perm Krai and into the Kama River 1,193 kilometres (741 mi) from its mouth, 145 metres (476 ft) above sea level, near the rural locality of Ust-Veslyana. The river is 266 kilometres (165 mi) long, and the area of its drainage basin is 7,490 square kilometres (2,890 sq mi).
Kvarkush is a mountain range in North Ural, in Perm Krai, Russia. It is located in the basin of the Vishera River, between the Uls River and upstream of the Yayva River. Its highland swamps are the source of many rivers and streams. It stretches north–south for about 60 kilometres (37 mi) and is 12 to 15 kilometres wide.
Saba is a river in Leningrad Oblast, Russia, a left tributary of Luga River. It is 90 kilometres (56 mi) long. The area of its drainage basin is 1,320 square kilometres (510 sq mi). Its origin is southwestern portion of Krashogorskoye Lake. Main tributaries include:
Kutim is a river in Perm Krai, Russia, a right tributary of the Uls River, which in turn is a tributary of the Vishera River. The river is 55 kilometres (34 mi) long, and the area of its drainage basin is 568 square kilometres (219 sq mi). The source of the river is located near the border with Sverdlovsk Oblast. Main tributaries: Bolshaya Surya River, Sredniy Kutim River, Lyampa Kutimskaya River (left).
Myka is a river in Perm Krai, Russia, a right tributary of the Uls River, which in turn is a tributary of the Vishera River. The river is 18 kilometres (11 mi) long. It flows into the Uls River 27 kilometres (17 mi) from the larger river's mouth.
Bolshaya Lyampa is a river in Perm Krai, Russia, a right tributary of Uls River which in turn is a tributary of Vishera River. The river is 34 kilometres (21 mi) long. Its source is near the border with Sverdlovsk Oblast. It flows into the Uls River 55 kilometres (34 mi) from the larger river's mouth. The Bolshaya Lyampa's main tributary is the Malaya Lyampa River.
Surya is a river in Perm Krai, Russia, a right tributary of the Uls River, which in turn is a tributary of the Vishera River. The river is 21 kilometres (13 mi) long. It flows into the Uls River 56 kilometres (35 mi) from the larger river's mouth.
Bolshaya Zolotanka is a river in Perm Krai, Russia, a left tributary of Uls River which in turn is a tributary of Vishera River. The river is 19 kilometres (12 mi) long. It flows into the Uls River 11 kilometres (7 mi) from the larger river's mouth.
