Osmanthus fish is a common saltwater fish.

桂花鱼是一种常见的咸水鱼。

Zoologists are studying the living habits of this saltwater animal.

动物学家在研究这种海洋动物的生活习性。

The aim of this experiment is to study the concentration of saltwater.

本次实验的目的是研究咸水的浓度。

Why saltwater fish are unhappy in fresh water.

为什么咸水鱼在淡水中过的不舒服。

Qinghai Lake is the largest inland saltwater lake in China.

青海湖是中国最大的内陆咸水湖。

If you have a freshwater and saltwater interface, that can add energy.

如果你有淡水和盐水接触面，就能增加能量。

This is what drives the death of saltwater fish in fresh water, right?

这是导致咸水鱼，在淡水中死亡的原因，对吗？

There are more then one type of filtration needed in a saltwater aquarium.

有更多的，然后一类型的过滤需要在一个盐水水族馆。