Freshwater fish have the opposite problem.

淡水鱼有相反的问题。

Freshwater fishes live in water with very low salt concentrations.

淡水鱼生活在含盐量很低的水中。

One of the things I love to study are freshwater fishes.

有一样东西是我喜欢研究的——淡水鱼。

Typically, this dish calls for the use of freshwater fish, frequently grass carp.

一般来说，这道菜需要使用淡水鱼，通常是草鱼。

Freshwater fishes have to get rid of water constantly to keep their cells from bursting, which means they pee a lot.

淡水鱼得不断排出水来阻止它们的细胞炸裂，这意味着它们要经常排尿。

So, when the water rises, the crops are destroyed. Also the freshwater fish disappear.

因此，当水位上升时，农作物被摧毁，淡水鱼也会消失不见。

There is a sustainable fishery for one of the world's largest freshwater fish.

因为这里有世界上最大的淡水鱼之一，所以也可以发展可持续渔业。

Ugh! the Canadian put in with distinct scorn. You can keep the freshwater fish!

呸！加拿大人带着看不起的神气说，淡水鱼！

Deep in the Amazon lives one of the world's largest freshwater fish: the legendary Arapaima.

传说中的巨骨舌鱼。

Over a fifth of the world's freshwater fish species of a century ago are now endangered or extinct.

目前，一个世纪之前世界上的淡水鱼类中超过五分之一濒临灭绝或已经灭绝。

But there's also sounds of croaking of-Amazonian freshwater fish are not well characterized-what should be catfish that we're hearing.

但也有低沉的声音——亚马逊淡水鱼并没有很鲜明的特征——我们听到的应该是鲶鱼的声音。

For example, pound for pound, beef requires 15 times more feed to raise than carp, a freshwater fish farmed all over Asia.

例如，一磅一磅的牛肉需要比鲤鱼多 15 倍的饲料，鲤鱼是一种在亚洲各地养殖的淡水鱼。

In 2018, South Africa released a report on biodiversity which revealed that freshwater fish were the most threatened species group in the country.

2018年，南非发布了一份关于生物多样性的报告，报告显示淡水鱼是该国最受威胁的物种群。

Freshwater fish came in third with 12.5 percent.

淡水鱼以 12.5% 位居第三。

Swarms of these newly freshwater fish migrate up streams and rivers, sometimes piling on top of each other to clear obstacles and predators.

这些新出现的淡水鱼群向溪流和河流上游迁徙，有时会在彼此身上堆积起来，以清除障碍物和捕食者。

Alligator gar are the second-largest freshwater fish in North America.

鳄雀鳝是北美第二大淡水鱼。

The Bolson pupfish is a small freshwater fish found in northern Mexico.

Bolson pupfish 是一种在墨西哥北部发现的小型淡水鱼。

So, usually it's fish, and I'll alternate ocean fish, freshwater fish, usually broil or pan-fry.

所以，通常是鱼，我会交替使用海鱼、淡水鱼，通常是烤鱼或煎鱼。

A world wildlife reports of freshwater fish featured Shelton's images which caught the attention of actor and activist Leonardo DiCaprio who shared them on Instagram.

关于淡水鱼的世界野生动物报道中，谢尔顿的照片引起了演员兼活动家莱昂纳多·迪卡普里奥的注意，他在Instagram上分享了这些照片。

A world wildlife fund reports of freshwater fish featured Shelton's images which caught the attention of actor and activist Leonardo DiCaprio who shared them on Instagram.

世界野生动物基金会关于淡水鱼的报道使用了Shelton拍摄的照片，引起了演员兼活动家莱昂纳多·迪卡普里奥的注意，他在自己的Instagram上分享了这些照片。