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Table 1 Concentrations of heavy metals in water and sediment of freshwater and Seawater & One-way ANOVA between mean values of both environments

From: Toxicity assessment of heavy metals and organochlorine pesticides in freshwater and marine environments, Rosetta area, Egypt using multiple approaches

Site Sample No. Water (μg L− 1) Sediment (μg g− 1)
Ni Co Cr Ni Co Cr
Mediterranean Sea Water 1 0.7 2.3 2.7 20.5 56.8 79.2
2 0.9 2.5 3.0 nd nd nd
3 1.2 2.7 3.2 26.4 61.0 88.3
4 1.3 3.1 3.4 32.4 68.0 93.9
Mean 1.0 2.7 3.1 26.4 61.9 87.1
River Nile Water 5 112 12.4 52.7 29.0 76.7 1.4
6 56.5 22.6 17.1 40.9 68.4 1.6
7 22.6 0.3 0.1 33.6 39.6 2.9
8 2.16 10.7 0.3 15.8 38.8 0.6
9 6.2 5.4 0.03 44.8 81.0 1.6
10 2.9 1.2 0.4 44.4 6.8 2.8
11 2.9 7.7 0.2 31.0 13.6 2.1
12 31.9 9.8 2.1 42.5 36.2 1.7
13 5.3 14.6 0.06 18.8 14.7 2.4
14 2.7 17.6 0.02 30.9 14.3 0.05
Mean 24.5 10.2 7.3 33.2 39.0 1.7
P-value 0.22 0.057 0.632 0.07 0.699 0.000***
  1. Where the significant values are ***P < 0.001