. 2022 Jan 25;29(4):3075–3081. doi: 10.1016/j.sjbs.2022.01.046

Table 5.

Physicochemical parameters of water samples collected from different treatment groups of rainbow trout, O. mykiss. Data are presented as Mean ± Standard deviation. Values with different superscript in the same raw indicate significant differences (p < 0.05).

Parameters	T1 (5%)	T2 (7%)	T3 (10%)	Control (T4)
Temperature (°C)	14.9 ± 0.3^a	15.0 ± 0.3^a	15.0 ± 0.2^a	14.5 ± 0.2^a
pH	7.0 ± 0.1^a	7.1 ± 0.1^a	7.1 ± 0.1^a	6.9 ± 0.1^a
Total hardness	110.7 ± 1.3^b	110.9 ± 1.8^b	116.0 ± 1.3^ab	122.6 ± 1.0^a
Total ammonia (mg L⁻¹)	0.4 ± 0.3^b	0.5 ± 0.2^b	0.8 ± 0.3^a	0.5 ± 0.1^b
Dissolved oxygen (mgL⁻¹)	6.5 ± 0.3^a	6.5 ± 0.2^a	6.7 ± 0.4^a	6.2 ± 0.1^a
Electrical conductivity (mScm¹)	2.9 ± 0.2^a	2.7 ± 0.1^a	2.6 ± 0.1^a	2.5 ± 0.1^a