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山东省荣成市针对所辖海区养殖密度大、海区基本饱和的实际情况,在积极调整养殖生产结构的基础上,打破守摊守业、固守家门的传统习俗,发动渔民到外地租海发展养殖生产,开辟新的生产基地。目前,全市已有5个乡镇分别与乳山、莱州、海阳等县市鉴定了养殖海区租赁合同,合同开发水面22500亩(1500ha),租赁期一般为10～35年,现已开发水面3000多亩(200ha),养殖海湾扇贝、栉孔扇
Rongcheng, Shandong Province, according to the jurisdiction of the sea area under the density of density, the basic saturation of the sea, in the positive adjustment of aquaculture production structure, based on breaking the defensive shelter, stick to their traditional customs, mobilize fishermen to rent sea to develop aquaculture production, Open up new production base. At present, five towns in the city have identified leasing contracts with farmed areas in Rushan, Laizhou and Haiyang respectively. The contracted development covers an area of 22,500 hectares (1500ha) and the leasing period is generally 10 to 35 years. More than 3,000 water surfaces have been developed Mu (200ha), breeding bay scallops, Zhikong fan