Shellfish, a group of invertebrates and aquatic organism, is covered by chitinous or calcareous exoskeleton. Shell means an outer covering or layer which is popularly known as “Khoalos” in Bengali. Shellfish belongs to two major Phylum Arthropoda and Mollusca. In
Culture of Mud Crab, Scylla serrata
Introduction: The feasibility of culturing crabs has received attention in some countries because of high market demand and decreasing availability. In the year 2007-2008, 439 tons of crabs and eel of 4.88 crore taka were exported from Bangladesh (FRSS, 2009).