In the seas and oceans where the water has a significant salt content. Also in salt water aquariums.
in the ocean
anadromous fishes - live in ocean reproduce in freshwater or catadromous fishes - live in freshwater but reproduce in saltwater amphidromus fishes - move between fresh and saltwater for non-reproductive reasons
It really depends on what fish you're studying. If you put a fish that lives in freshwater into saltwater, it will die. So your answer is, Freshwater Fish live in ponds, lakes, and freshwater rivers. Saltwater Fish live in oceans and seas. I hope this helps.
because saltwater fish must be live in saltwater
Saltwater fish live in the saltwater seas and oceans around the world.
Angelfish live in saltwater
yes, they do need saltwater to live.
Depends on what kind of fish you ask.
Not sure if this is what you are looking for. But, in saltwater fishes the cells in the gills secrete salt inte the sea water, whereas, in freshwater fish the cells in the gills actively transport salts from the water into the body.
Star fish could live in the kelp, sea on the rocky floor.
Yes, corals live exclusively in saltwater.
Saltwater
Saltwater fish drink constantly, freshwater fish never drink.