虾夷扇贝 (Ｐｅｃｔｅｎｙｅｓｓｏｃｅｓｔｓ)属冷水性贝类 ,是个体大、生长快、经济效益高的良种。原产日本北部、俄罗斯远东和朝鲜东岸。自 1 983年引入长海县以来 ,推广与开发规模不断扩大 ,目前 ,长海县虾夷扇贝底播面积已达 4 0 0 0 0ｈｍ2 ,生产规模居全国之首 ,产品走 Pectenyessocests is a cold water shellfish, is an individual large, fast growing, high economic benefits of the species. Originated in northern Japan, the Russian Far East and North Korea’s east coast. Since it was introduced into Changhai County in 1983, the scale of its promotion and development has been continuously expanded. At present, the floor area of ​​scallop shellfish in Changhai County has reached 40,000 hectares and the production scale ranks first in the country.