围网作业是围、拖、流、钓四大作业之首，我县灯围作业自６0年代初实验成功后，经历了推广──发展──顶峰阶段。然而，近年由于资源、市场、体制管理、技术等各种原因，其作业单位数量和产量都呈衰退趋势。顶峰期的６０年代末７０年代初，我县灯围作业单位（包括季节兼作单位 Purse seine operations are the first of four major tasks: Wai, Drag, Flow and Fishing. After the successful operation in the county in the early 1960s, the operation of Guangdeng County has undergone the promotion-development-the peak phase. However, in recent years, due to various reasons such as resources, markets, institutional management and technology, the number of units in operation and the output have shown a declining trend. The peak of the end of the late 1960s and early 1970s, I County lights around the operating units (including the season as a unit