It is in Siberia
The Ob-Irtysh River is located in Asia. It flows through Russia, Kazakhstan, China, and Mongolia.
Asia.
Ob River is a major river in western Siberia, Russia.
Omsk is located on the Om River where it runs into the Irtysh River.
The ob-irtysh is in Asia in the Sayan Mountains.
River Irtysh is in Siberia. From its source as Kara-Irtysh (Black Irtysh) in the Mongolian Altay mountains in Xinjiang, China, Irtysh flows NW through Lake Zaysan, Kazakhstan until it meets the Ob near Khanty-Mansiysk in western Siberia, Russia after 4,248 km (2,640 mi).
The Irtysh River is the main tributary of the Ob River, which flows into the Arctic Ocean. The Irtysh River does not connect to an ocean.
asia
The irtysh river
It is on the continent of Asia
The Nile located in Africa, Amazon in South America and Ob-Irtysh and Yangtze in Asia. Source: S. Liu, P. Lu, D. Liu, P. Jin, W. Wang, Pinpointing the sources and measuring the lengths of the principal rivers of the world, International Journal of Digital Earth, Volume 2, Issue 1 March 2009 , pages 80 - 87,DOI: 10.1080/17538940902746082