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
Kraburi River Kraburi River The Kraburi River (, , ; , BGN/PCGN: myitkyina, "Kyan River"), also Kra () or Pak Chan River () is the boundary river between Thailand and Myanmar at the Kra Isthmus of the Malay Peninsula. The river has its source in the Tenasserim Hills and flows into the Andaman Sea near the Thai town of Ranong and Kawthaung (Victoria Point), Myanmar. Most notable about the river is its long and up to wide tidal estuary, which contains the largest preserved mangrove forests of Thailand. It is therefore a protected area. The Lam Nam Kraburi National Park covers most