Table 3. Dominant species of benthic macroinvertebrates at the sampling sites

Site/Dominance	1st dominant species (%)		2nd dominant species (%)
St. 1	Chironomidae spp. (red type)	79	Baetis fuscatus	16
St. 2	Physa acuta	39	Radix auricularia	23
St. 3	Chironomidae sp.	83	Palaemon paucidens	50
St. 4	Cambaroides similis	48	Anisocentropus sp.	28
Total	Physa acuta	27	Lepidostoma KUb	9