Benthic Macroinvertebrates Diversity as Bioindicator of Water Quality of Some Rivers in East Kalimantan, Indonesia

Table 6

Water quality parameters in June 2016 in each station.

		June 2016
		Karang Mumus				Jembayan				Pampang
No.	Parameter	K-1	K-2	K-3	Mean ± SD	J-1	J-2	J-3	Mean ± SD	P-1	P-2	P-3	Mean ± SD
1	Dissolved Oxygen	8.09	7.84	8.23	8.05±0.20	7.56	7.82	7.66	7.68±0.13	6.66	7	6.78	6.81±0.17
2	pH	7	7.01	7	7.00±0.01	6.9	6.9	7.01	6.94±0.06	7.39	7.4	7.4	7.40±0.01
3	BOD	1.11	1.98	1.54	1.54±0.43	1.26	1.49	1.68	1.47±0.21	1.03	1.05	1.04	1.04±0.01
4	Temperature Change	30	30	30	30.00±0.00	30	30	30	30.00±0.00	29	27	26.6	27.53±1.29
5	Total Phosphate	0	0	0	0.00±0.00	0.06	0.04	0.09	0.06±0.02	0	0.72	0.08	0.26±0.39
6	Nitrates	0.26	0.14	0.01	0.14±0.13	0.13	0.10	0.14	0.12±0.02	0.26	0.69	0.45	0.47±0.22
7	Turbidity	15.2	20.3	32.6	22.70±8.94	12.3	8.2	16.8	12.43±4.30	17.3	2.24	2.2	7.25±8.71
8	TDS	16	17.8	16.7	16.83±0.91	23.9	58.3	85.5	55.90±30.87	12	27	12	17.00±8.66
	WQI =	63.04	60.07	60.79	61.30±1.55	62.76	63.64	61.73	62.71±0.96	63.36	60.39	66.16	63.30±2.89
	Criteria	M	M	M	M	M	M	M	M	M	M	M	M

Note: M: medium or moderate.