Benthic invertebrates & fisheries of Hatiya Island & Nijhum Dwip seascape Marine benthic ecology 578.777 BEN Thesis (M.S.)--Dept.of Zoology, University of Dhaka, Session: 2016-2017 Includes bibliographical references Dhaka : University of Dhaka, 2018 2018 2018 Text xviii, 134 P. : eng