Macrozoobenthos of Some Waters Of the North East Azerbaijan

Macrozoobenthos of some waters (lakes Gmyl, Gyulalan and Nyugedi, rivers the Atachay, the Gilgilchay) of the North East Azerbaijan were first investigated in 2008 - 2010. 75 species were found from 13 taxonomic groups. 65 species were observed in Gmyl lake, 59 – in Gyulalan lake, 54 species - in Nyugedi lake, 16 species – in the Atachay river, 12 species - in the Gilgilchay river. The biomass of organisms in the lakes changed in the range of 1,13-1,54 g/m2 , and the number 282-404 ind./m2 , biomass in the rivers was 0,21- 0,34 g/m2 , and the number 68-114 ind./m2 .