Spatial distribution of collembola and their dynamics in bilberry spruce forest in the middle taiga (Komi Republic)

In podzol soil of bilberry spruce 53 species of collembola are registered. Species of families Isotomidae, Nenauridae, Hypogastruridae and Onychiuridae prevail in a fauna. In litter and moss cover there is the highest density. It is noticed, that collembola communities prefer parcels near trees. Peak of their density is revealed in the beginning of July. It is shown that epedaphic species dominate in June, but to the beginning of autumn their abundance is decreased. Euedaphic species rich high level of abundance at the end of July.