Bolshaya Pyora River (Amur Oblast)

Bolshaya Pyora (Russian: Большая Пёра) is a river in Amur Oblast, Russia. It is a right tributary of the Zeya River. Begins on the Amur–Zeya Plain northwest of the mountains it flows through the town of Shimanovsk and the . Flows into the duct peroxide Zeya River above Svobodny and has a length of 145 km Columbine 4400 km. Its main tributaries are Dzhatva (57 km) and Malaya Pyora (88 km) to the right and Ora (55 km) to the left.

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