Parameter Unit Site location
Koto Malintang Koto Kaciek Bayur Sigiran
C-Organic total % 57.14 ± 0.25a 62.32 ± 0.40b 48.81  ±  0.82c 52.25 ± 0,40d
TotalNitrogen (N) % 1.68 ± 0.08a 2.10 ± 0.05b 1.10 ± 0.05c 1.34 ± 0.10d
TotalPhosphorus (P) % 0.23 ± 0.03a 0.32 ± 0.02b 0.12 ± 0.02c 0.16 ± 0.04d
TotalPotassium(K2O) % 0.21 ± 0.03a 0.28 ± 0.04b 0.06 ± 0.01c 0.11 ± 0.02d
Zinc(Zn) µg/kg 296.27 ± 1.90a 310.58 ± 9.87b 174.04 ± 4.03c 237.52 ± 3.47d
Lead(Pb) µg/kg 103.30 ± 3.03a 106.36 ± 2.00b 56.27 ± 6.15c 61.71 ± 5.12d
Information: Avarage ± SD (n=3) with different superscript letters indicate significant differences (p<0.05)
Table 3: The chemical composition of sediments in Maninjau Lake.