最近20年来,世界各国海鱼增养殖发展很快,受到广泛的关注。关于我国和世界海鱼增养殖的概况和发展前景,在过去的几年里,已有不少作者发表过许多论述。总括起来看,养殖方面,依市场价格而分,发达国以发展高档鱼类为主,发展中国家以发展低档鱼类为主;依鱼类食性而分,发达国主要养肉食性鱼类,发展中国家主要养植物食性鱼类。如果从养殖方式来看,发达国走的是集约化或叫工厂化道路,也就是走精养的道 In the recent 20 years, the world’s marine fish breeding has developed rapidly and has drawn wide attention. In the past few years, many authors have published many expositions on the general situation and development prospects of marine fish breeding in China and the world. To sum up, in terms of market prices, developed countries mainly develop high-end fish and developing countries mainly develop low-grade fish. According to the feeding habits of fish, developed countries mainly raise carnivorous fish, Developing countries mainly raise phytophagous fish. If from the perspective of farming, developed countries take the road of intensive or factory-oriented, that is, intensive way