Fishery is an important sector in most developing countries; in many cases, it contributes over five percent to the gross national product (GNP). Some twelve million fishermen are to be found in these countries, and at least an equal number are employed in related support and marketing activities. Fish is an important source of animal protein. The average per-capita consumption of fish currently exceeds thirteen kilograms a year. In Asia, over I billion...
انظر المزيد