Importance of fish pass and fish friendly structure in iland open water fish production / Md. Motaher Hossain. [PhD Thesis] Hossain, Md. Motaher Fishes 597 HOI Thesis (PhD) -- Departmrnt of Fisheries, University of Dhaka, 2002-2003. Bibliography : p. 304-325. Dhaka : University of Dhaka, 2007. 2007. 2007 Text xxxiv, 484 p. : eng