Ogbeibu, A E, M O Omoigberale, I M Ezenwa, and I P Oboh. “Application of Some Biometric Indices in the Assessment of the Water Quality of the Benin River, Niger Delta, Nigeria”. Tropical Freshwater Biology 22, no. 1 (September 29, 2014): 49–64. Accessed October 17, 2026. https://www.ajol.info/index.php/tfb/article/view/108296.