根据大地测量学中地球经纬线分布图设计的球形“水下牧场”将为海上养鱼业打开一条通道。众所周知,海洋食品有益于人的身体健康。许多人降低饮食中脂肪含量的一个办法就是多吃鱼。随着越来越多的人更加关心自己的健康,人们需要摄取海洋食品高质量的营养,因此对海洋食品的需求将迅速增长。鱼类产品是美国第三大进口商品,每年的进口总额超过60亿美元,只有毒品走私和石油进口超过鱼类产品的进口。美国目前人均消费鱼大约17磅,而且预计到本世纪末将翻一番,年增长额超过2％。渔业的价值是显而易见的,在美国的码头 The spherical “Underwater Ranch” designed according to the earth’s latitude and longitude line in geodesy will open a channel for marine fish farming. As we all know, marine foods are good for human health. One way that many people reduce the fat content of their diet is to eat more fish. As more and more people care more about their own health, people need high quality nutritious seafood and the demand for marine food will grow rapidly. Fish products are the third largest import commodity in the United States, with annual imports exceeding $ 6 billion. Only drug smuggling and oil imports exceed the import of fish products. The United States currently consumes about 17 pounds of fish per capita and is expected to double by the end of this century with an annual increase of more than 2%. The value of fishing is obvious at the docks in the United States