The source of the Kem is located in Bolshemurtinsky District where it rises as a small creek in the East Siberian taiga.

[3] The Kem flows mostly through the plain and vegetation grows directly up to the river shores and water.

[3] The upper reaches of the river flows through the mixed type taiga covered with conifers (larch, fir, spruce, cedar), birch and aspen, as well as through the areas that are categorized as a standard mixed forest.

[3] Kem's Biological Reserve is located on the 16 000 hectares of the land that stretched along the banks of the river.

[4] In 1963 the project of restoration of population of beavers started here with 20 individuals of this species being brought in the region.