They cannot. Usually you want 1 gallon of water per square inch of fish. Cooler water actually holds more oxygen.
Fish tanks were not 'discovered' they were invented.
Most fish tanks are built in plastics because platic does not break easily.Glass people still use now for their fish tanks at home but i rarely see them,because glass fish tanks can break easily although is transparent
yes it is
Typically heaters are needed for tropical fish tanks. However, if you could guarantee the room temperature where the tank is located will be maintained at the needed temperature for your fish, then you don't need a heater. Most tropical tanks need to be maintained at temperatures of 72 to 80 degrees Fahrenheit, depending on the types of fish in the tank.
Fish will breathe faster in warmer water as there is less capacity to hold dissolved oxygen, thus the fish must pump it's gills faster to get a sufficient ammount.
The Roman empire had a very large industry making fish tanks, before that, the Chinese had been raising fish in holding tanks for about a thousand years. Before that, people were probably building fish tanks since before we understood how to make fire.
fish tanks
it is the same as fish tanks
One can buy used fish tanks on AquaBid. On there, you can buy or sell used fish aquariums. Many tanks on there are cheap and afforadable, but make sure you clean it.
Salmon and cod do not go to war, as they are fish and do not engage in warfare.
no
No, goldfish are best with goldfish with the exception of weather (dojo) loaches, bristlenose plecos, and apple/mystery snails.Although goldfish can survive in warmer water temperatures, they are a "cold water" fish and not a tropical fish.