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同安刘五店的文昌鱼渔场,曾以其资源丰富形成渔业而驰名中外,在世界上独树一帜。1933年最高年产量曾达282吨(鲜品,下同)。从五十年代以来,产量迅速下降。五十年代年产量约为60吨,一般单位(船,下同)日产5—10公斤;六十年代年产量约为25吨,一般单位日产3—4公斤;七十年代年产约10吨,一般单位日产1—1.5公斤。八十年代以来已经形不成渔业。仅在学术研究需要时,偶尔采捕少量标本,一般单位日
Ampang Liu Wuchang amphioxu fisheries, once rich in its rich resources to form a fishery and renowned at home and abroad, unique in the world. In 1933 the highest annual output reached 282 tons (fresh products, the same below). Since the 1950s, the output has dropped rapidly. Fifties annual output of about 60 tons, the general unit (boat, the same below) 5-10 kg Nissan; the 1960s annual output of about 25 tons, the general unit Nissan 3-4 kg; the seventies with an annual output of about 10 tons , General unit Nissan 1-1.5 kg. Since the eighties has not become a fishery. Only occasionally when the need for academic research, capture a small amount of specimens, the general unit of Japan