“Seasonal Variation in Petroleum Hydrocarbon Concentrations in Surface Water, Sediment, Crab (Callinectes sapidus), and Periwinkle (Tympanotonus fuscatus) from the New Calabar River, Nigeria”, IAUE-JACS, vol. 1, no. 1, pp. 26–37, Apr. 2026, Accessed: Oct. 27, 2026. Available: https://iauejournals.com/index.php/JACS/article/view/138