Suppliers of wild fish, for their part, must slither into niche markets.

而野鱼供应商则逐渐占据高价市场。

The amount of wild fish captured globally has barely changed in the past two decades.

全球野生鱼类的捕捞数量在过去二十年中几乎没有变化。

They're also a natural fit. Most wild fish, birds and pigs eat insects.

和动物饲料简直是天作之合。大多数的野生鱼类、鸟类和猪都吃昆虫。

5,10, 15 pounds of wild fish are regularly killed to bring one pound of shrimp to the market.

要向市场提供一磅虾，通常会杀死 5、10、甚至15磅的野生鱼类。

Government officials proposed to protect the area's endangered wild fish by issuing a fishing ban over the next decade.

政府官员提议在未来十年内发布捕鱼禁令，以保护该地区的濒危野生鱼类。

And we should stay away from wild fish and shellfish that are overharvested and farmed seafood grown using unsustainable practices.

我们不应该进食过渡捕捞的野生鱼和贝类动物，也不要进食用不可持续方法培育出的海鲜。

Generally when we are talking about sushi-grade fish in Japan, oftentimes it needs to be wild fish, needs to be line-caught.

通常当我们在日本谈论寿司等级的鱼时，通常它得是野生鱼，是用鱼钩捕获的。

Wild fish simply can't reproduce as fast as 7 billion people can eat them.

野生鱼类的繁殖速度根本无法达到 70 亿人食用它们的速度。

In the early days of aquaculture, it could take up to ten pounds of wild fish to produce one pound of salmon.

在水产养殖业开展的初期，生产一磅大马哈鱼需要多达10磅的野鱼当饲料。

Today, we depend on wild caught fish to help feed over two billion people on the planet.

今天，我们依靠野生捕捞的鱼来养活地球上超过 20 亿人。

When they first started farming salmon, it could take as many as six pounds of wild fish to make a single pound of salmon.

当人们刚开始养殖鲑鱼时，要消耗六磅的野生鱼类 才能产出一磅鲑鱼。

Overall, the FAO's price index for wild fish nearly doubled between 1990 and 2012, whereas the one for farmed fish rose by only a fifth.

从1990年到2012年，联合国粮农组织的野生鱼类价格指数翻了一番，但家鱼的价格指数只增长了五分之一。

Escapes are also a concern as interbreeding threatens wild salmon populations and farmed salmon can pass parasites to the wild fish.

逃逸也是一个问题，因为杂交威胁到野生鲑鱼种群，而养殖鲑鱼可以将寄生虫传染给野生鱼类。

So that if you add wild fish and farmed fish together, you get the equivalent of two Chinas created from the ocean each and every year.

所以如果把捕捞和养殖的鱼类加在一起，每年海洋里产出全体中国人总重量的两倍。

So if people want to eat salmon and tuna, you try to grow salmon and tuna, but salmon and tuna are wild fish.

所以如果人们想吃三文鱼和金枪鱼，你就试着种三文鱼和金枪鱼， 但是三文鱼和金枪鱼是野生鱼。

The alternative feedstocks could reduce the amount of wild caught fish needed to make fish feed, transforming an industry with a vital role in feeding the world's growing population.

替代原料可以减少为了制作鱼食而捕捞的野生鱼，从而让这个行业在养活世界上不断增长人口方面发挥重要作用。

The other half of the story is this incredible boom in fish farming and aquaculture, which is now, only in the last year or two, starting to exceed the amount of wild fish that we produce.

故事的另一半， 是水产养殖业的惊人发展，现在，也就是在过去一两年， 已经超过了野生鱼类的捕捞量。