Moei River The Moei River forms the border between Thailand and Burma. The river is the scene of clashes between the Tatmadaw and Karen militias. Often Karen people cross the river either in order to enter Thailand as refugees or to go back to Burma. Moei River The Moei River (, , , ) is a tributary of the Salween River. Unlike most rivers in Thailand, the Moei River flows north in a northwest direction. It originates in Phop Phra District, Tak Province, flowing then from south to north across Mae Sot, Mae Ramat, and Tha Song Yang Districts, finally entering the
Great Tenasserim River Great Tenasserim River Great Tenasserim River or the Tanintharyi River is a major river of southeastern Burma. It flows through the Tanintharyi Region, past the town of Tanintharyi before entering the sea at Myeik (Mergui). The river rises from the Tenasserim Range at an altitude of and flows into the Andaman Sea. The region formed by this river is also known as Tenasserim, Tanintharyi in Burmese, which is in a constricted coastal region in southeastern Myanmar (formerly Burma), which has border with Thailand on the east and the Andaman Sea on the west. While non-indigenous fruit trees and other traces