10 km down the mouth of the Bulkut river, the Rassokha river enters a canyon. There, the water becomes very white. Waves reach height of 1,5 meters. This rough section continues for 15 km. Down the mouth of the Yakshy river, the Rassokha river flows into the Kolymsky lowland.
Water becomes calm.
The banks and islands are covered with larch and poplar, meadows are covered with flowers. Motor-rafting becomes necessary on the 12th or 13th day due to very slow river flow. The area between the mouth of the Tinniyakh river and the Nelemnoye settlement is unpopulated.