You can,theoretically,keeptwenty 1-inch fish,or ten 2-inch fish,in a 20-gallon tank. This stocking strategy follows the 1 inch of fish per gallon of water rule. Nano fish for nano tanks,right?
People also ask
How many fish can you keep in a 20-gallon tank?
So, how many fish can you keep in a 20-gallon tank? There a generally accepted guideline for stocking any aquarium, and that to allow one inch of fish per one gallon of water in the tank. However, there are a few other things to consider when stocking your tank, which we檒l discuss later in this guide.
What should I look for when buying a 20 gallon tank?
The best thing to do is to understand each fish you intend to keep in your 20 gallon tank and what their specific needs are, where they are from and if your tank has filtration, live plants, and any other fish. Question #7 What other animals can live in a 20 gallon tank?
What animals can live in a 20 gallon tank?
While fish are likely the most popular fish you can keep in a 20 gallon tank, there are a variety of mammals, snakes, lizards, and amphibians that you could stay in a 20 gallon tank. For more information, check out this article about other animals that can live in a 20 gallon tank.
How many fish per gallon of water?
The general rule of thumb is an inch of fish per gallon of water. This is the adult size of the fish and not when they are youngsters. Too many fish can cause them to be stressed and lead to an outbreak of disease. So it is really important that you do not overstock but rather under stock your tank.