S. Gahatraj1*, S. Tiwari1,2, S. Sharma3, L. Kafle4 1Faculty of Agriculture, Agriculture and Forestry University, Rampur-44209, Chitwan, Nepal 2Bio-Protection Research Centre, Lincoln University, P.O.Box 85084, Lincoln-7647, New Zealand 3Entomology Division, Nepal Agricultural Research

I. Iliev, L. Hadjinikolova Abstract. The aim of the study was to determine the seasonal and vertical dynamics of water temperature and oxygen content in the aquatory of Kardzhali Reservoir, situated in the Eastern Rhodope Mountains at the altitude of 290 m. Water samples from six samp