通过了解这个家庭的生活方式，作者有机会探讨土鸡产的蛋，人道饲养的动物及捕捞鱼和渔场养殖的鱼。
Looking at this family's lifestyle gives the authors the opportunity to explore subjects like range-free eggs, animals raised humanely, and fishing practices and farm-raised fish.
在过度捕鱼对世界野生渔场造成威胁的情况下，水产养殖的支持者认为养殖场将在全世界的食物供应上发挥越来越重要的作用。
As overfishing threatens the world's wild fisheries, aquaculture advocates say fish farms will play a far greater role in feeding people around the world.
目前，所有标注“大西洋三文鱼”的鱼肉都来自人工养殖渔场。
Currently, all fish labeled "Atlantic salmon" come from fish farms.
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