Difference Between Freshwater And Tropical Fish Tank. Freshwater can be either tropical (above 65f) or cold (below 65f) so the only difference between the fish in captivity is whether a heater thermostat is required or not. Tropical fish can be freshwater fish.the term tropical refers to them being from tropical (typically warm) regions.
For tropical freshwater fish, ideal temperatures revolve around 76 to in addition to keeping aquarium fish, many aquarium hobbyists also stock their tanks with live plants and other organisms. It is originally herbivore, but starts to develop carnivore behavior. This approach is the most common, used by both beginner and veteran fish keepers alike.
The biggest and most important difference between cold water and freshwater tropical aquariums is the water temperature.
Place your tank somewhere it will be relatively undisturbed. Tropical fish live in warm water so you will need a heater and thermometer to ensure that the temperature stays consistent. Betta condos and tanks for multiple bettas. These are tropical freshwater fish that are easy to look.