Antarctica. Frozen.
no some fresh water has sewage in it
Under the Earth but occasionally it comes up in springs
There are some fresh water fish that are herbivores and there are some that are carnivores....and some are omnivores
Some tertiary consumers in fresh water may include fresh water alligators, snapping turtles, and large fish.
This would normally be fresh water, but on some occasions, they can be salt or brackish.
It is about osmoregulation. Salt water fish has some level of salt in its cells, which is low in concentration than marine water and more than the freshwater. If you put a saltwater fish in fresh water, excess amount of water will enter the cells of the fish and the cells rupture. This is why salt water fish cannot survive in freshwater.
sometimes. Some live in fresh water, and cannot live in the ocean. Some live in both.
No , some fish live in slat and fresh water but the pet fish you have or want to hve need fresh water.
You will have some salt and some fresh water.
Some Can And Some Can't.
Some are and some aren't.