水库捕鱼中的一个关键问题是鱼群侦察。目前鱼群侦察大多采用“耳听”、“眼观”的方法,由于气象条件的限制,“耳听”、“限观”方法很多时候不可能进行,因此严重地影响水库捕鱼的生产。有鉴于此,湛江水产专科学校有关教师曾尝试用探鱼仪解决水库捕鱼的鱼群侦察问题。并先后采用过上海渔机所制67— One of the key issues in reservoir fishing is fish school reconnaissance. At present, most surveys of fish stocks adopt the methods of “ear to ear” and “eye to eye”. Due to the limitation of meteorological conditions, “ear listening” and “confinement” methods are often impossible to do, which seriously affects the production of reservoir fishing. In view of this, Zhanjiang Fisheries College teachers have tried to use fish-finder to solve the problem of reservoir fishing reconnaissance. And has adopted the Shanghai Fisheries 67-