PRELIMINARY LIST OF FRESHWATER ALGAE FOUND IN IZHEVSK CITY AREA

The preliminary list of micro- and macro- algal taxa is provided for the part of Izh river drainage basin included in Izhevsk city area, which is the first taxonomical list for this territory. The list includes 73 species-level taxa from 6 divisions. The Fragilariaceae and Bacillariaceae families are the most numerous in terms of the number of species represented, belonging to the Bacillariophyceae class. The presence of Hydrodictyon reticulatum , a species included in the Red Book of the Udmurt Republic, was found at two investigated sites. Information about places and periods when species can be found and a coordinate table of sampling places are also attached along with some illustrations.