Environmental challenges in sea-based salmon aquaculture limit expansion of this industry. In Norway, the main challenge is sea lice which causes higher mortality, lower harvest weight and a reduct...

中文翻译：

---

三文鱼后期养殖的经济分析

海基鲑鱼养殖面临的环境挑战限制了该行业的扩张。在挪威，主要挑战是海虱，它会导致更高的死亡率、更低的收获重量和减少……