Bioaccumulation of Polycyclic Aromatic Hydrocarbons in Tissues (Gills and Muscles) of (Catfish) Chrysichthys nigrodidatatus from Crude Oil Polluted Water of Ogoniland, River State, Nigeria Journal title: Journal of Applied Life Sciences International Authors: G. S. Ikue, M. O. Monanu, C. L. Onuah Subject(s):