Dr. Md. Shakhawate Hossain Head, Department of Fisheries Biology & Aquatic Environment Bangabandhu Sheikh Mujibur Rahman Agricultural University (BSMRAU) Gazipur-1706, Bangladesh Telephone: +880-2-9205310-14 Ext. 2266(office). E-mail:shakhawate@bsmrau.edu.bd Cell : +88 01716-232126, 01884-372094