The Mama (Russian: Мама) is a river in Irkutsk Oblast, Russia. It is a left tributary of the Vitim. Its tributaries are the Levaya Mama and the Pravaya Mama. The total length including the Levaya Mama is 406 kilometres (252 mi). It has a drainage basin of 18,900 square kilometres (7,300 sq mi).
|Length||406 km (252 mi)|
|Basin size||18,900 km2 (7,300 sq mi)|
|Progression||Vitim→ Lena→ Laptev Sea|
- Река МАМА in the State Water Register of Russia (Russian)