流刺网 ,简称流网 ,是一种长带型网具。渔民在作业时将其垂直放置于水中 ,截断鱼类的洄游通道 ,使鱼刺挂于网内或缠绕于网衣上 ,以达到捕捞的目的。其结构简单 ,操作方便 ,渔获品种大 ,价格高 ,因此成为渔民最常用的渔具之一。流网在深水底层用得较少 ,大多放流于海洋的上层 , Flow gill nets, referred to as flow network, is a long strip of network equipment. Fishermen in the operation will be placed vertically in the water, cut off the migration of fish passage, the fish spines hanging in the net or wound on the net in order to achieve the purpose of fishing. Its structure is simple, easy to operate, catch a large variety, high prices, it has become one of the most commonly used fishing gear fishermen. Flow networks use less in the deep water, mostly put in the upper ocean,