Lake Baikal and coastal areas and a unique variety of flora and fauna, much of the endemic species of animals. Local residents and many traditionally called Baikal Sea in Russia.
The lake Baikal stretches from the southwest to the northeast at 620 km in the form of a giant crescent. The width of the reservoir is in the range of 24 to 79 km. The area of water surface of the lake - 31 722 km² (excluding the islands), which is approximately equal to the area of countries such as Belgium or the Netherlands. In the area of water Baikal mirror it ranked seventh among the largest lakes in the world. The coastline - 2100 km.Lake Baikal - the deepest lake in the world. The current value of the maximum depth of the lake - 1642 m.In Baikal there are about 2,600 species and sub-species of aquatic animals, more than half of which are endemic, ie found only in this reservoir. By Baikal endemics are about 1000 species, 96 genera, 11 families and subfamilies. 27 species of fish in the lake, are found nowhere else.In 1996, Baikal was declared a UNESCO World Heritage Site.