“…Our results are lower than those obtained by Ayanda et al [ 65 ] on O. niloticus (9.73 mg/kg) and the standard set by EU [ 74 ], which is 0.3 mg/kg of fresh fish. These results are lower than those obtained by Sabouang et al [ 82 ] on E. fimbriata (0.9 μg/g of wet weight) caught in Limbe, Cameroon and similar to those obtained by Ngo-Massou et al [ 83 ] on Cardisoma armatum (0.19 mg/kg) collected in the mangrove of Kribi, Cameroon. Lead affects the central and peripheral nervous systems, causes brain damage, cardiovascular disease, adverse effects on the developmental stages of the fetus [ 17 ] .…”