Eika

a river in the Evenki National Okrug, Krasnoiarsk Krai, RSFSR.

In its upper reaches the Eika forms the border with Irkutsk Oblast. It is a right tributary of the Nizhniaia Tunguska (Enisei basin). The Eika’s length is 400 km, and its basin area is 18,900 sq km. It follows a winding course across the Central Siberian plateau and is fed by various sources, predominantly melting snow. Its principal tributaries are the Tanga, luneken, and Pirda on the right and the Munkamba on the left.