High rates of straying can be problematic because misdirected fish may interbreed with the existing stock to such a degree that any local adaptations that are present become diluted.

高偏离率可能是一个问题，因为被误导的鱼可能会与现有种群杂交，而这种杂交的程度会稀释现有的任何当地适应能力。

youdao

The mean weight of fish caught is also dropping, which worries the research institute greatly, though the biomass of spawning stock has increased slightly since 1985.

被捕获的鱼的平均重量也在减小，这正是研究机构大为担忧的，尽管产卵鱼的总存量从1985年以来已略微增加。

youdao

His thousand disbanded, he returned to his island home on Caprera, north of Sardinia, with his spoils of war-some coffee and sugar, a bundle of stock-fish and a box of macaroni.

他解散了红衫军，回到撒丁岛北部的卡普·雷拉岛，带回家的战利品是一些咖啡和糖、一包鱼干和一盒通心粉。

youdao

Iceland's president has dismissed the European Union's Common Fisheries Policy as a "colossal failure" as some 75% of Europe's fish stock is endangered.

BBC: Davos 2013: Iceland slams Europe over fishing policy

We are still able to recuperate from the spill, from the depleting fish stock, and are capable and able of restoring places to their natural state.

CNN: Opinion: We can help to save our seas but we must act now

The prep staff stock the pullout drawers beneath the counters with slabs of marinated meat and fish, serving-size baggies of pasta and crabmeat, steaming bowls of brown rice and mashed potatoes.

NEWYORKER: Big Med