Olowoyo, D.N., O.O. Ajayi, I.A. Amoo, and A.F. Ayeisanmi. “Seasonal Variation of Metal Concentrations in Catfish, Blue Crab and Crayfish from Warri Coastal Water of Delta State, Nigeria”. Pakistan Journal of Nutrition 9, no. 11 (October 15, 2010): 1118–1121. Accessed July 29, 2025. https://pjnonline.org/pjn/article/view/1330.