罗非鱼俗称非鲫,属鲈形目(Perciformes)、丽鲷科(Cichlidae),原产非洲,后来逐渐传播到美洲、亚洲、欧洲的许多国家而成为世界性的养殖鱼类。罗非鱼类作为养殖对象的优点是生长快、食性广、繁殖力强、病害少、耐低氧、肉质好、产量高。我国自50年代以来,先后引进过近10种罗非鱼试养, Tilapia commonly known as non-crucian carp, Perciformes, Cichlidae, originated in Africa, and later gradually spread to many countries in the Americas, Asia, Europe and become a worldwide farming fish. Tilapia as a breeding object has the advantages of fast growth, broad feeding, fertility, less disease, hypoxia resistant, good quality, high yield. Since the 1950s, China has introduced nearly 10 kinds of tilapia trial,