ArticleEnvironmental health insights2025
Dietary Exposure and Health Risk Assessment of Heavy Metal Bioaccumulation in Edible Tissues of Common Carp (Cyprinus carpio) From Koka Reservoir, Ethiopia.
Article in Environmental health insights, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
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1 citing paper in PubMed.
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Authors and funding
3 authors.
Funding
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Abstract
Heavy metal pollution in freshwater ecosystems threatens food safety and public health, particularly in industrializing regions. This study evaluated the bioaccumulation of heavy metals in edible tissues of Cyprinus carpio from Ethiopia's Koka Reservoir, assessing potential health risks for communities dependent on this fish as a dietary staple. Water, algae, and fish samples were collected from 2 sites influenced by river inflow and tannery effluents. Heavy metal concentrations were analyzed alongside bioaccumulation factors (BAFs), estimated weekly intake (EWI), target hazard quotients (THQ), and carcinogenic risk (CR). Although water quality parameters (pH: 8.57-8.62; dissolved oxygen: 3.60-6.30 mg/L) complied with guidelines, heavy metals in fish tissues exceeded safe levels: Pb (<0.034-3.29 mg/kg), Cd (<0.001-0.36 mg/kg), Fe (1.55-74.98 mg/kg), and Zn (0.18-135.32 mg/kg). Elevated BAFs for Zn (756.00) and Cr (110.00) indicated significant bioaccumulation and potential biomagnification. While THQ values were <1 (suggesting minimal non-carcinogenic risk), CR for Cr
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