Fijis jas
Fresh water is either melted ice or desalinated sea water.
the difference between fresh water and potable water is fresh water can come form the ground, and/or, ice burgs.
Mostly North America, with the artic being filled with fresh water and fresh water iceburgs. But, fresh water is scattered throughout the world.
Everywhere that there is fresh water.
beneath the surface
In Asia
They are in fresh water. Do you think goldfish come from the ocean?
Fresh water and salt water form layers due to differences in density. Salt water is denser than fresh water, so when they come into contact, the salt water sinks beneath the fresh water, creating distinct layers. This process is known as stratification.
Mollys (Poecilia sp.) are usually regarded (and kept as) fresh water fish but they actually come from brackish water originally. With slow and carefull conversion they can be kept in fresh or salt water environments.
We get fresh water from the rain. As we do not harvest rain water, it is flown to the streams like sources and ultimately reach sea. The other portion is penetrated to the underground. We receive this water from well etc. We can try to retain fresh water from the rain.
Only water is evaporated, not salt.