一、前言作者曾经着眼于渔捞作用,陆续讨论过黄、渤海区带鱼两个种群数量变动规律。现在提出的问题是,在减轻捕捞压力,乃至停止捕捞之后,是否就能达到恢复带鱼资源的目的?这就需要研究这个属暖水性鱼类之一的带鱼,在温带海区里对海洋环境自然调节的适应性。就是说,如果带鱼适应性很强,那末在捕捞压力减轻之后,就能依靠自己调节能力,经过种群 First, the foreword The author has focused on the role of fishing, one after another to discuss the Yellow, Bohai Sea octopus two population changes in the law. The question now is whether the purpose of restoring the resources of the hairtail can be achieved after reducing the fishing pressure and even ending the fishing. This needs to be studied for the hairtail, one of the warm-water fish, which naturally adjusts to the marine environment in the temperate sea area Adaptability. In other words, if the octopus is very adaptable, it will be able to rely on its own ability to regulate, after the reduction of fishing pressure,