金鱼是著名的观赏鱼,它以晶莹鲜艳、华丽缤纷的色彩,飘逸潇洒、典雅大方的姿态闻名于世。金鱼因常被人们誉为和平、幸福和友谊的象征,为世人所喜爱。近几年来,随着我国改革开放,人民生活水平不断提高,金鱼的需求量大幅度增加,金鱼养殖生产也成为一种兴旺的产业。但金鱼也像其它饲养鱼类一样,由于放养密度不当,管理不善,水质控制欠佳, Goldfish is a famous ornamental fish, it is crystal clear, gorgeous colorful colors, elegant and elegant, elegant and generous attitude is world famous. Goldfish, often regarded as a symbol of peace, happiness and friendship, is loved by the world. In recent years, with the reform and opening up in China, people’s living standards continue to increase, the demand for goldfish has increased substantially, goldfish farming has also become a thriving industry. However, goldfish, like other reared fish, are poorly stocked, poorly managed, poorly controlled water quality,