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National Nature Reserve “Stolby”Environmental and geographical background
The reserve is known for 100 m deep karst caves but is especially famous as a site where about a hundred rocks are scattered amid the taiga. The rocks are 60-90 m high, occasionally over 90 m, and are composed of Cambrian (600 myr) to Carboniferous (350 - 300 myr) syenites, volcanics, and sediments.
Mountains make the climate in the reserve milder than the continental climate of the forested steppe in its surroundings. It has lower mean annual air temperatures (- 1.2 oC against +0.3 oC), 1.5 times higher humidity and precipitation (686 mm), and a shorter vegetation period (138 days). Soils and vegetation in the area vary with altitude. The lowlands are covered mainly by deciduous trees and light conifers and the highlands by light and dark coniferous taiga.
Animals (58 species) are represented mainly by species typical of southeastern Siberia, such as wolf, bear, glutton, hear, Siberian deer, musk deer, etc. Moreover, sables and two imported species of mink and musk-rat were successfully reacclimatized and acclimatized in the 1950s. The 199 species of birds include tomtit, nuthatch, waxwing, redpoll, hazel-hen, nutcracker, woodpecker, blue nightingale, chaffinch, etc. The average density of the bird population is 400-600 birds per square kilometer. The reserve is a site of long term (about 75 years) studies of environmental issues, including the recreational and technlogical impacts on a natural system, and purposeful research of rare animal and plant species.
Director Scherbakov Vyacheslav Mihaylovich Tel. (391) 261-17-10 E-mail stolby@mail.ru |
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