The Barnaulka is a left
tributary of the
Ob river. It has its sources in
Zerkalnoye, a lake with a surface of lying to the west of
Aleysk. The river flows in a roughly northeastern direction. The upper course of the river is within a trench of glacial origin of the
Ob Plateau. The river basin includes a chain of lakes connected by marshy canals, such as
Bakhmatovskoye and
Peschanoye, as well as numerous swamps and smaller lakes. Finally the Barnaulka meets the left bank of the Ob at
Barnaul, from the Ob's mouth.
Tributaries The longest tributary of the Barnaulka is the long Vlasikha (Власиха) on the left. The river is largely fed by groundwater. It is frozen between November and April. ==See also==