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Oghenekohwiroro Edjere

Publications (7)

Human Health Risk Assessment of Heavy Metal and Polycyclic Aromatic Hydrocarbon Bioaccumulation in Pseudotolithus elongatus and Arius sp. from the Escravos River, Delta State

Oghenekohwiroro Edjere, Albert Chukwuemeka IBEZUTE, Ebere Richie Ukoha & Oluwaseun Princess Raymond · Asian Journal of Applied Chemistry Research · 2026

Human activities such as petroleum mining within the Niger Delta have intensified contamination of aquatic ecosystems, raising concerns regarding the safety of fish consumed by humans. This study evaluated the concentrations of heavy metals and polycyclic aromatic hydrocarbons (P...

Open access Research Article 10.9734/ajacr/2026/v17i2395

Hazard Quotient and Bioaccumulation Assessment of 26 Organochlorine Pesticides in Water, Sediment and Fish (Tilapia zilli) Warri River, Niger Delta Region - Southern Nigeria

Oghenekohwiroro Edjere, Justina Ukpebor, Felix E. Okieimen & Thomas Glaettli · Asian Journal of Applied Chemistry Research · 2020

A pesticide is any substance or mixture of substances used to destroy, suppress or alter the life cycle of any pest. Organochlorine pesticides (OCPs) have been known to resist biodegradation, persist in the environment and thus can concentrate through food chains and produce a si...

Open access Research Article 10.9734/ajacr/2020/v6i130149

Preliminary Screening of Polybrominated Diphenyl Ethers (PBDEs); Decabromodiphenyl Ether (BDE-209) and Tetrabromobisphenol-A (TBBPA) Flame Retardants in Municipal Dumpsite in Delta State, Nigeria

Oghenekohwiroro Edjere & Chukwunonso Elvis Stephen · International Journal of Environment and Climate Change · 2020

Aims: This study is aimed at determining the concentration of two widely used BFRs; Decabromodiphenyl Ether (BDE-209) and Tetrabromo Bisphenol-A (TBBPA) in sediment and leachate samples. Place and Duration of Study: Field sampling were carried out from five major dumpsites around...

Open access Research Article 10.9734/ijecc/2020/v10i730208

Distribution and Health Risk Assessment of Phthalate Acid Esters in Bottled Drinking Water from Selected Brands in Delta State, Southern Nigeria

Oghenekohwiroro Edjere, Albert Chukwuemeka IBEZUTE & Osayomwanbor Ebenezer Oghama · International Research Journal of Pure and Applied Chemistry · 2020

Phthalate acid esters (PAEs) are widely used as plasticizers. However, they have the potential to migrate from plastic materials into the environment where they pose detrimental health impacts. Hence, they have gained wide attention. This study was therefore carried out to invest...

Open access Research Article 10.9734/irjpac/2020/v21i730177

Assessment of Heavy Metals and Polyaromatic Hydrocarbon (PAHs) Contamination in Periwinkle (Tympanotonus fuscatus) from Effurun Market, Delta State, Nigeria

Albert Chukwuemeka IBEZUTE, Oghenekohwiroro Edjere, Raymond Princess Oluwaseun & Ebere Richie Ukoha · Asian Journal of Environment & Ecology · 2026

Aquatic contamination associated with petroleum exploration, industrial discharge, and urban activities remains a major environmental and public health concern in the Niger Delta region of Nigeria. This study assessed the concentrations of heavy metals and polycyclic aromatic hyd...

Open access Research Article 10.9734/ajee/2026/v25i6954

Ecological Risk Assessment of Oil Spill Events Using a Coupled Geospatial and Weight of Evidence Data-Process Model

Oliver Chinonso Mbaoma, Oghenekohwiroro Edjere, Peculiar Akinpelu, Ridwan Adeyemi Shittu & Onadipe Serian · International Journal of Environment and Climate Change · 2022

This research work applied geospatial and weight of evidence approach to ecological risk assessment for quantifying environmental exposure to oil pollution in the Niger Delta. Spatial data for Pipelines, Oil spills and Land Cover were used to quantify the extent of Ecological res...

Open access Research Article 10.9734/ijecc/2022/v12i1031208

Occurrence, Spatial Distribution and Source Assessment of Organophosphate Flame Retardants in Surface Sediments of Afiesere River, Niger Delta, Nigeria

Godswill O. Tesi, Precious O. Igburuke, Stanley A. Obruche, Oghenekohwiroro Edjere & Iwekumo E. Agbozu · International Journal of Environment and Climate Change · 2026

The occurrence, spatial distribution and source assessment of six organophosphate flame retardants (OPFRs) were investigated in the sediments of the Afiesere River in the Niger Delta, Nigeria. Sediment samples were collected from twelve (12) locations along the river. Samples wer...

Open access Research Article 10.9734/ijecc/2026/v16i35330