August 17, 2025

Evaluation of Potential Human Health Risk Associated With Consumption of Heavy Metal Contaminated Fish from Orashi River in Ogba/Egbema/Ndoni Local Government Area of Rivers State, Nigeria

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Assessment reveals potential health risks associated with heavy metal levels in fish from Orashi River, indicating contamination requires attention.

The analysis found significant levels of cadmium, zinc, copper, and iron in the fish samples, which may pose health risks.
Cadmium concentrations in catfish ranged from 1.0 to 3.9 mg/kg, while Tilapia's range was 0.1 to 4.2 mg/kg.
Using atomic absorption spectrophotometer, samples were analyzed from five stations along Orashi River, highlighting environmental concerns.
The findings indicate that heavy metal concentrations exceeded recommended limits for seafood, raising concerns for consumer safety.

Okwodu et al. (2022) studied this question.

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Assessment reveals potential health risks associated with heavy metal levels in fish from Orashi River, indicating contamination requires attention.