The larvae of crustaceans, including those brachyuran crabs, are a significant part of
 zooplanktonic communities constituting an ecologically important fraction the pelagic
 communities. present study describes taxonomic studies on three megalop stages Portunus
 pelagicus (Linnaeus, 1758), Charybdis feriatus 1758) and Carcinus maenas (Linnaeus,
 belonging to family Portunid...