Selective Bioaccumulation of Metals by Different Parts of Some Fish Species from Crude Oil Polluted Water J. K. C. Nduka, E. Constance, E. Obiakor Pure and Industrial Chemistry Department, Nnamdi Azikiwe University, P. M. B. 5025, Awka Anambra State, Nigeria Received: 21 December 2005/Accepted: 26 October 2006 Correspondence to: J. K. C. Nduka Bull. Environ. Contam. Toxicol. (2006) 77:846–853 © 2006 Springer Science+Business Media, Inc. DOI: 10.1007/s00128-006-1221-6 846