Accepted Manuscript Hydrochemistry and heavy metals concentrations in sediment of Woji creek and Bonny estuary, Niger Delta, Nigeria Nkwoji J.A., Ibanga L.B., Usese A.I., Onyema I.C., Chukwu L.O. PII: S2352-4855(18)30207-X DOI: https://doi.org/10.1016/j.rsma.2018.10.004 Reference: RSMA 436 To appear in: Regional Studies in Marine Science Received date : 29 May 2018 Revised date : 10 October 2018 Accepted date : 13 October 2018 Please cite this article as: J.A. N., et al., Hydrochemistry and heavy metals concentrations in sediment of Woji creek and Bonny estuary, Niger Delta, Nigeria. Regional Studies in Marine Science (2018), https://doi.org/10.1016/j.rsma.2018.10.004 This is a PDF file of an unedited manuscript that has been accepted for publication. As a service to our customers we are providing this early version of the manuscript. The manuscript will undergo copyediting, typesetting, and review of the resulting proof before it is published in its final form. Please note that during the production process errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain.