Toxicological Evaluation of Pb, Cd, As, and Hg in Blue Crab from Oil-Polluted Creeks in the Niger Delta

U. Okpoji, Awajiiroijana; O. Anarado, Chijoke; C. Mmuta, Ebelechukwu; O. Ekwere, Ifiok; O. Alaekwe, Ikenna; E. Odibo, Ukachi; C. Igwegbe, Kelvin; O. Eboh-Ajoku, Irene; C. Obunezi, Ozinakachi

doi:10.69739/jlsph.v1i1.879

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Toxicological Evaluation of Pb, Cd, As, and Hg in Blue Crab from Oil-Polluted Creeks in the Niger Delta

Shared by NobleBlocks on Aug 15, 2025 • 12:00 AM UTC

Authors:

Awajiiroijana U. Okpoji

Chijoke O. Anarado

Ebelechukwu C. Mmuta

Abstract

This study examined the concentrations and toxicological risks of four priority heavy metals lead (Pb), cadmium (Cd), arsenic (As), and mercury (Hg) in blue crabs (Callinectes sapidus) collected from oil-affected creeks in Rivers State, Nigeria. A total of 90 crabs were gathered from Bodo, Ataba, an...

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