In this paper,the algae samples were collected from Turpan and Miquan area in Xinjiang Uighur Autonomous Region from May to September,2005 and from March to August,2006.10 taxa of Cyanophyta were reported,which belong to 3 genera,3 families.Of these taxa,Oscillatoria Vauch.ex Gom,Oscillatoria fraca Carlson,Oscillatoria wellei Gardn.em.D,Oscillatoria anguina(Bory) Gom,Oscillatoria granulata Garnd,Oscillatoria acuminata Gom,Oscillatoria animalis Ag,Phormidium okenii,Phormidium attenuatum(Frisch)Anagn,Lyngbya ...