ONWUGBUTA, Godpower Chukwuemeka; AYAFA, Timinipre Comfort. Ecological Risk Evaluation of Inorganic Contaminants and Microbial Activities in Obunagha River, Bayelsa State, Nigeria. Faculty of Natural and Applied Sciences Journal of Scientific Innovations , Port Harcourt, Nigeria, v. 6, n. 4, p. 64–75, 2025. DOI: 10.63561/fnas-jsi.v6i4.969. Disponível em: https://fnasjournals.com/index.php/FNAS-JSI/article/view/969. Acesso em: 6 oct. 2025.