He buys seed from hatcheries to sell for wholesale distribution.

他从孵化厂购买牡蛎苗，用于批发销售。

Both dams have been removed, and the National Park Service is using fish hatcheries to increase the salmon population.

两座大坝都已被拆除，国家公园管理局正在利用鱼类孵化场来增加鲑鱼数量。

For example, they keep a genetic bank to stop inbreeding at hatcheries.

例如，他们建立了一个基因库来防止孵化场里的鲑鱼出现近亲繁殖。

Instead, it drove them to hatcheries that could hold them until river conditions improve.

相反，他们把这些鱼赶到了孵化场，在河水条件改善以前，一直生活在那里。

And some lakes are filled with fish born in a hatchery and released into the lake.

有些湖泊里的鱼是在孵化场出生后被放生到湖里的。

If you've never seen a shellfish hatchery, this one looks pretty typical.

如果你从未见过贝类孵化场，这个看起来很典型。

It just happens to have been recorded by a fish hatchery specialist, who says, this isn't unusual for Washington State.

它恰好是由一个鱼类孵化专家记录下来的，他说，这在华盛顿州来说并不罕见。

As a result, the state has been moving millions of salmon raised at hatcheries directly to the ocean each year.

因此，该州每年将数百万在孵化场饲养的鲑鱼直接投放到海洋中。

But there's a strong debate around hatcheries with many facilities thought to do more harm than good to salmon populations.

但围绕着孵化场存在着激烈的争论，有许多设施被认为对鲑鱼种群弊大于利。

The tiny shellfish are grown in hatcheries.

这种微小的贝类是在孵化场养殖的。