Table 4. Dominant species of benthic macroinvertebrates at the sampling sites

Site\Dominance	1st dominant species (%)		2nd dominant species (%)
St. 1	Ecdyonurus kibunensis	36	Chironomidae sp.	23
St. 2	Chironomidae sp.	37	Cincticostella levanidovae	18
St. 3	Simulium sp.	22	Baetis fuscatus	36
St. 4	Ecdyonurus kibunensis	34	Chironomidae sp.	47
St. 5	Ecdyonurus kibunensis	35	Cincticostella levanidovae	38
St. 6	Baetis fuscatus	27	Cincticostella levanidovae	33
Total	Ecdyonurus kibunensis	26	Cincticostella levanidovae	25