Algal Flora on some springs within Sherwan Mazn Subdistrict, Erbil–Kurdistan Region of Iraq, Iraq

This paper describes the first study of algal assemblages at 6 spring sites within Sherwan Mazn subdistrict between October 2011 to March 2012, with particular reference to abundance, distribution and periodicity were investigated in the samples collected. A total of 42 species was identified in 3 divisions, among them, 24 taxa was belonged of Bacillariophyta, 13 taxa was Chlorophyta and 5 taxa was Cyanophyta. The seasonality of algal flora was decreased at all springs in December and January. The dominant species among non-diatoms were, Oscillatoria, Lyngbya, Tribonema, Vaucheria and Spirogyra whereas among the diatoms were Navicula, Syndra, Gomphonema, and Nitzschia.