Salween River much of its length, the Salween's course is nearly parallel to that of the much larger Mekong in the east. Although the commonly accepted name is Salween, the river is known by a handful of other names regionally: "Nu" in China, "Thanlwin" in southern Burma, and "Salawin" on the border of Thailand and Burma. Several major sub-continental drainage basins border on the Salween. The Mekong basin forms nearly the entire eastern boundary of the watershed, while the Irrawaddy River flows southwards on the west side of the basin. The smallest boundary is formed by the Yangtze to the extreme north.
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