The Delger mörön (Mongolian: Дэлгэр мөрөн, lit.

It rises in the Ulaan Taiga range close to the Russian border.

The Delger mörön is frozen for 128–175 days through the year.

There is a ferry in Bayanzürkh, and a concrete bridge just south of Mörön.

This article related to a river in Mongolia is a stub.