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“赶、拦、刺、张”联合渔法是从六十年代开始推广的一种捕鱼法。在二十年来的实践中,各地对该渔法有了许多改进,如:有的把定置张网改成笼式或车式;有的把赶网改为交替浮、沉下法或引网的下法。但这些改进都未能很好地解决“赶、拦、刺、张”联合渔法存在的缺陷:一是需要网具、船只多,速度慢;二是无法知道鱼群是否离开赶鱼区;三是因多年使用单一网具使鱼类
“Catch, Block, Thorn, Zhang ” The Joint Fishing Law is a fishing law that has been promoted since the 1960s. In the past two decades of practice, there have been many improvements to the fishing law in various places, such as: Some have changed the fixed net into a cage or a car; some have changed the net to alternating floating, submerging or netting The next law. However, these improvements have not been able to properly solve the “catch, block, stab, Zhang ” flaws in the joint fishing method: First, the need for tools, ships and more slow; second is unable to know whether the fish left the catch fish District; Third, due to years of use of a single network so that fish