A SURVEY ON THE AVAILABILITY OF FISH SPECIES IN THE FISH LANDING CENTRES OF DHAKA CITY IN BANGLADESH

摘要

A preliminary survey was conducted from January to December 2006 in five major fish landing centers of Dhaka city. A total of 98 species of fishes was recorded of which 87 were finfishes and 11 were shellfishes. Out of 87 finfishes, 52 were freshwaterfish species, 14 were exotic species, 21 were marine fish species, nine were prawn & shrimp, one was crab and one was pond tortoise. Among the freshwater fish species, Labeo rohita, Cirrhinus cirrhosus, Anabas testudineus, Ch.an.na punctatus were most abundant while Channa mamlius, Pangasius pangasius, Punttus sarana, P. ticto, Rohtee cotio, Chitala chitala were found few. Among the exotic fish species Cyprinus carpio, Barbonymus gonionotus, Pangasius hypophthalmus, Oreochromis niloticus, GIFT (Genetically Improved Farmed Tilapia), Pygocentrus natteri and Piaractus brachypomus were most abundant. Among the marine fishes Plotosus cantos, Setipinna taty, Johnius argentatus, Lepturacanthus savala, Euthynnus qfflnis and Odontambyoopus rubicundus were recorded few. Among the shellfishes, Macrobrachium rosenbergii and Penaeus monodon were most abundant. The survey revealed that 24 species had few status while six species had very few status. Out of 98 species of fishes, 29 species were abundanat in winter,23 species were abundant in summer and the rest were available throughout the year.