Algal flora of cluster «Mogun-Taiga" in the state biosphere reserve «Ubsunurskaya hollow» (Tuva, Russia)

For the first time results of researches the flora of seaweed claster «Mogun-Taiga», a part of state natural bio-sphere reserve «Ubsunurskaya hollow» are presented. In work data about taxonomic compound, ecological-geographical structure and features of algal flora of the mountain rivers Shara-Haragay and Kargy are stated. Taxonomic list of seaweed is presented by 155 taxons from specific and intraspecific rank, belonging to 61 genus, 37 families, 20 orders, 8 classes and 3 departments (Cyanoprokaryota, Bacillariophyta and Chloro-phyta). New for reserve «Ubsunurskaya hollow» are 76 kinds, species and forms of freshwater seaweed, from them 73 taxons for the first time are specified for the territory of Tuva Republic.