Soriwei, E.T., Umeokeke, H.C., Amaeze, N.H., Ogunfeitimi, O.O. and Labinjo, S.A. 2021. Dichlorvos and Paraquat induced spatial avoidance response: A more realistic determinant of population decline of Oreochromis niloticus. Ecotoxicology and Environmental Contamination. 16, 1 (Oct. 2021), 27–34. DOI:https://doi.org/10.5132/eec.2021.01.04.