5. MUST BE POPULAR AND MARKETABLE WITHIN THE COMMUNITY The essence of culturing fish is for consumption and sale, where there is an embargo placed by the community where the aquaculture is being practiced, it will prevent the sales of the fish, therefore, culturable fish species must be popular and acceptable by the whole community without putting any law against the consumption of such species. 6. LOW COST OF PRODUCTION For Aquaculturist to have dividend for his production, there is a need for the cost of production to be relatively low so that his products will not be too expensive for his customers. Therefore, the culturable fish species must have low cost of production so that the selling price will be minimal for the customers to afford. 7. Easy to breed in captivity The ability offish to breed in captivity either naturally or artificially is also essential. This is because, the fish fingerlings that are used for production will be readily available anytime the Aquaculturist would like to plan for another production session.
IDENTIFICATION OF COMMON CULTURABLE FISH SPECIES There are numerous fish species but some of those that met the criterial listed above areas follows S/N COMMON NAME SCIENTIFIC NAME 1 Common carp Cyprinus carpio 2 Nile tilapia Oreochromis niloticus 3 Heterobranchus Heterobranchus longifilis 4 Heterobranchus bidorsalis 5 African catfish Clarias gariepinus 6 Clarias anguilaris 7 DESCRIPTION OF SOME CULTURABLE FISH SPECIES Common carp (Cyprinus carpio) a. This fish is characterized with scale covering it body. b. It is known as freshwater fish species. c. It body is elongated and somewhat compressed. d. It has a thick lip e. It has a short pair of barbells at angle of mouth. f. It has a toothed spine in front g. Carp are omnivorous with high tendency toward consumption of animal food. h. It has upturned mouth which shows that it is a surface feeder.