Population biology of mud eel : monopterus cuchia (Hamilton, 1822) / Bilkis Sultana [MPhil Thesis] Sultana, Bilkis Fish culture 639.311 SUP Thesis (M. Phil) -- Dept. of Zoology, University of Dhaka, 2008 Includes bibliographical references Dhaka : University of Dhaka, 2008. 2008. 2008 Text xii, 68 p. : eng