M’Badon bay (Cote d’Ivoire) | Sakumo lagoon. (Ghana) | Ikpoba in Benin City | Lac (Kenya) | Ebrié lagoon | Cocody bay | guidelines WHO | |
(Nigeria) | (Côte d’Ivoire) | (Cote d’Ivoire) | |||||
Zn (µg/L) | 6 - 166 | 77 - 160 | 24 | 40 - 235 | - | 36 - 376 | 3000 |
Pb (µg/L) | 12 - 1371 | 57 | 70 | 25 - 563 | 75.2 - 670 | Nd - 96 | 10 |
Cd (µg/L) | 1 - 322 | 49 | - | 2 - 43 | 3 - 47.5 | 30 - 47 | 3 |
Ni (µg/L) | 3 - 257 | 141 | nd - 288 | 21.5 - 262.5 | 6 | 70 | |
Cu (µg/L) | 60 - 450 | 112 - 158 | 79 - 91 | ||||
References | Present study | [67] | [68] | [69] | [66] | [70] | [57] |