过去,人们习惯于平面水下养鳝,其弊端有二: 一、由于黄鳝以口、鼻呼吸为主,时常伸鼻出水,这种频繁的运动式呼吸将消耗大量的体力,同时也违背了黄鳝的生活习性造成鳝体衰弱而死亡。二、夏季,水体浅时有利于呼吸,但 In the past, people were accustomed to flat water eel, its disadvantages are twofold: First, as the eel to the mouth, nasal breathing, often stretching nose water, this frequent exercise breathing will consume a lot of physical strength, but also contrary to Eel habits cause eel body weakness and death. Second, the summer, shallow water is conducive to breathing, but