Fish can live in all types of water, depending on what species they are. Hope this helps! Also, if it is a fresh-water fish it should not be placed in that type of water in the first place.
no
yes
clear, if your water is cloudy then you might want to check your filter
Whether or not a tropical fish can survive in cloudy water depends on why the water is cloudy. If there has been a spike in ammonia or nitrates, it can be deadly to fish. Tropical species tend to be more sensitive to severe water changes than freshwater fish.
because they will be unhappy and start to have bad behavior and nip at your other fish (if you have more than one in your tank)
No. Tropical Fish required warmer water.
No! because tropical fish live in heated water and koi in cold water.
Most tropical fish live in the ocean, but some do live in freshwater.
no
Those are salt-water tropical fish not the freshwater fish you see in pet-stores.
Clown fish are tropical marine species, they do not live in cold water.
tropical fish have to live around 75 degrees
the part where water is
None, goldfish are cold water fish, so having a tropical fish as a tank-mate just wouldn't work because tropical fish need to live in warm water.