Kolikyogan

The Kolikyogan (Коликъёган, also Колекъёган, often written Kolik"yegan or Kolik'egan) is a river in the Khanty-Mansi Autonomous Okrug of Russia. It is a right-hand tributary of the westward-flowing Vakh, which it enters from the north. It is 457 km long, and has a drainage basin of 12200 km2.

The interfluvial area between the Kolikyogan and Sabun rivers of the west Siberian lowland is a zone of raised string bogs covering 12885 km2. It is a status B Ramsar wetland, nominated for designation as a Wetland of International Importance in 2000. The river gives its name to the Verkhae-Kolikyogan oilfield, which has estimated ultimate recovery of 1008 e6oilbbl oil and of 4.2 e12ft3 gas.