二长棘鲷(Parargyrops edita)是暖水性底层鱼类,分布于日本南部、东海、台湾海峡、台湾浅滩、南海北部以及印度尼西亚沿岸,为我国东南沿海底拖网渔业的主要捕捞对象,近几年来,由于捕捞过度,北部湾和南海北部沿岸二长棘鲷资源严重衰退,唯独台湾浅滩地形复杂,底拖网不易作业,二长棘鲷资源却受到自然保护.在闽南-台湾浅滩底拖网渔获中,二长棘鲷仍然是主要优势种。 Parargyrops edita is a warm-water base fish, which distributes in the southern Japan, the East China Sea, the Taiwan Strait, the Taiwan Shoal, the northern South China Sea and the Indonesian coast. It is the main fishing target of the trawl fishery in the southeastern coast of China. In recent years, Due to overfishing, the resources of the northern part of Beibu Gulf and the northern coast of the South China Sea have seriously deteriorated. Only the topography of Taiwan’s shoal is complicated and the bottom trawling is not easy to operate and the resources of the two species of spiny snapper are protected. At the bottom of the Taiwanese- , Two long sea bream is still the main dominant species.