The Bolshaya Pera (, also Большая Пёра Bolshaya Pyora)Словарь названий гидрографических объектов России и других стран — членов СНГ , Federal Service for Geodesy and Cartography of Russia, 1999, p. 57 is a river in Amur Oblast, Russia. It is a right tributary of the Zeya. It begins on the Amur–Zeya Plain northwest of the mountains it flows through the town of Shimanovsk and the Vostochny Cosmodrome. It flows into a branch of the Zeya near Svobodny. It is long, and has a drainage basin of . Its main tributaries are Dzhatva (57 km) and Malaya Pera (88 km) to the right and Ora (55 km) to the left.Реки Амурской области
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