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by-catch
gen. 副渔获物
fishery 兼捕渔获物; 兼捕物
by catches
environ. 常常;
by-catch Incidental taking of non-commercial species in drift nets, trawling operations and long line fishing; it is responsible for the death of large marine animals and one factor in the threatened extinction of some species
environ. 混获 副渔获物 (在流网、拖网作业和海上长丝钓鱼时,对非商业性物种的意外捕获;巨型海生动物的死亡与其相关,并且它是导致一些物种濒临灭绝的一个因素。)