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第17章 收网也是一门技术活(第1页)

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“开始收网!”卫宏只能看到鱼群的情况,可看不到拖网的情况,可根据鱼群的情况是可以判断出来鱼群是否撞网,当鱼群扎堆无法向前再游的时候,就表明被挡住,自然是被拖网给挡住了,等同于撞网,而现在鱼群已经撞见,他更关注的还是鱼群的后方:“收网的时候滚轮机开最低速,慢慢往上拉,不着急。”“滚轮机最低速。”卫二叔重复一遍指令,确保没有出错,可还是很不理解的问一声:“确定是最低速吗?”“确定。”卫宏进入工作状态,可不会跟自家二叔客气,也说明一下情况:“鱼群只是初步撞网,后方还有鱼,慢速可以捕到更多的鱼。”“好!”卫二叔这回没有任何疑问,任何人都没有侄子更了解海里的情况,因为船岛上驾驶舱有探鱼设备,看得更清楚。“……”卫宏没有再多说些什么,果断关闭发动机组选择了停航,视线却没有落到探鱼设备的小屏幕上,而是落在虚拟屏幕上,观察着鱼群的一举一动,这个过程他非常耐心。时间在一点一滴的流逝。也不知道是过去十分钟还是二十分钟。“滚轮机加速。”卫宏显得有一些急促,说话的口吻完全不同:“开到中速,并且很快还要再加速,开到高速。”滚轮机有三个档位,分别是低中高速。“已经开到中速!”“好,我这就下来甲板。”卫宏其实到那里都可以看清海里的情况,之前没有下去也是为了掩饰实时渔讯的存在,现在已经无关紧要,出了驾驶舱,下了船岛,到甲板,刚一下来就下达新指令:“开到高速没有问题了,整个鱼群不可能一网成擒全都捕完,逃掉一些是必然的事情。”“好。”卫二叔就在操作着滚轮机,见到有新指令下达,也第一时间加档升到高速档位:“到高速了。”到了这一步,且有过下过一网的经验,已经无需再说什么。配合的默契度是肯定上升的。只不过所有人的脸上明显多了一抹喜悦的笑容,那是丰收的笑容。只要有点基本常识,不需要捕捞经验,也可以分辨清楚,这一次拖中的鱼恐怕不少,就因为滚轮机启动到现在,绳索都极度的崩紧,哪怕是现在开到高速档位,绳索崩更紧不说,拉动的速度还不快。这足以表明,正在拉着极重的东西,那么就代表着拖网里的鱼获很多。有初步的预判,相应的,其他的一些步骤就要发生改变了。例如说圈绳,可不能一点点的收紧,应该是快一点收紧,如果平时需要圈上五六个圈绳,那么现在缩少到三个,第三个直接锁紧绑死。再有就是需要调整滚轮机下方两端的速度,另一方两端则是放慢,甚至有必要的话,还要反向放一些回海里。没办法。拖中大鱼群,如果你保持着上下方四端同步拉起,会导致鱼逃掉许多,毕竟拖网就是一张长方形的网,上下都是大缺口,在不断往上拉时,鱼在拖网中的活动空间更小,会引起乱窜,逃出去更多。而先将下方两端拉起,再将上方两端放一些回海里,拖网里的鱼有更多的活动空间,不会到处乱窜,减少鱼逃掉的数量。等到下方两端拉到折合处,也是中段之时,就可以上小绳打上活扣,再放回海里,就可以只拉上方两端了,来到那一步,拖网已经形成一个圆柱体关包围圈。而一旦将上端的拖网全部拉出海面,也等同于是完成彻底的包围,鱼群除非是跃出海面跳走,不然无处可逃。收拖网的基本流程操作就是如此。可别以为按步操作就行,这里头每一步都有一个时机的说法,而什么时候该进行这一步,就依据经验了,出海捕鱼的经验越丰富,越能掐准时机,而时机掐得准,就能更好的减少拖中鱼群逃掉,捕到更多的鱼。这就是为什么很多渔船雇佣船员,都:()渔民:从打捞间谍装置开始

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