hidden Drainage network HYDROGRAPHIC NETWORK. Over 19500 rivers and 1800 lakes (Ladoga and Onega being the largest ones) form the H. N. of the Leningrad Oblast. The river network is dense and ramified. One exception is the Izhora Hills where the river network density is... more

hidden Pasha River, the PASHA, river, left-hand tributary of the Svir River. Length: 242 km. The average flow rate in the mouth is 69.2 cu. m/s, catchment area: 6650 sq. km. It flows out of Lake Pashozero in the east of Leningrad Oblast, and crosses Tikhvin and Volkhov... more