In addition to Irtysh River into the Arctic Ocean, Manas, such as Wulungu ancient inland river basin inject more flow, retention for the lakes (such as the Manas Lake, Wulungu ancient lake, etc.).

• 除额尔齐斯河注入北冰洋外，玛纳斯、乌伦古等内陆河多流注盆地，潴为湖泊（如玛纳斯湖、乌伦古湖等）。