Okwesili, Lotanna Chidera

An Assessment of Lead, Zinc, Iron, and Cadmium Concentration in Cat Fish, Snail and Periwinkle Obtained from Abakpa, Gariki and Ogbete, Markets in Enugu Metropolis

Ujah, Innocent Izuchukwu, Okwesili, Lotanna Chidera & Okenwa, Chukwudi Jude · Asian Journal of Applied Chemistry Research · 2026

This study assessed the concentrations of heavy metals in seafood from three different markets in Enugu Metropolis, focusing on iron, lead, cadmium, and zinc in catfish, snail, and periwinkle. The markets sampled were Abakpa, Garriki, and Ogbete. The extracts of the test samples...

Open access Research Article 10.9734/ajacr/2026/v17i1380

Heavy Metal Concentrations and Spatial Variation in Fish, Water, and Sediments of River Niger: A Comparative Analysis

Ujah, Innocent Izuchukwu, Ani, Onuabuchi Nnenna & Okwesili, Lotanna Chidera · Asian Journal of Biochemistry, Genetics and Molecular Biology · 2025

There are many persistent heavy metals released into our environment, among which are heavy metals. This study was conducted to determine the concentrations of selected heavy metals—cobalt (Co), manganese (Mn), iron (Fe), and silver (Ag)—in fish, water, and sediment samples colle...

Open access Research Article 10.9734/ajbgmb/2025/v17i10494