

In fact, if the fish tank is smaller than the required size and contains less water, then it can lead to lack of oxygen and different chemicals will build up in the tank. It is an alarming situation for the fish owner as it will affect the health of fish. Keeping a fish that need 30 gallons of water in a tank that can hold 6 gallons of water is not appropriate.

Aquariums with different sizes and dimensions have different water capacities.įor example, the water intake capacity of some tanks is 6 gallons while some gallons support 50 gallons of water. Every fish required a certain level of water in which it can live well without any hassle. Related: Aquarium Calculator: Tank Volume,Heater & Chiller Size & More Why do we consider Aquarium Size?Īquarium size and dimensions play an important role in the nourishment of the fish. Now after knowing the quantity of water in a gallon, you can easily choose the required aquarium size for your fish. So, one UK gallon contains 10.0227 pounds of water. One UK gallon contains 4.546 L of water and one liter of water is equal to 2.204684 pounds. So, one US gallon contains 8.3447 pounds of water. One liter of water is equal to 2.204684 pounds. One is known as US gallon and the other is UK gallon. There are two main types of water gallons. The weight of the water gallon depends on the type of water gallon you are using. Look at the below table to get a clear vision of aquarium size for freshwater fishes. For a single freshwater fish go for an aquarium size of a minimum of 5 gallons of water. Still, it varies from fish species and the number of fishes in a tank. But it is recommended to go for a tank that can hold 10 gallons of water.

Similarly, these small fishes require a small quantity of water that is a minimum of 5-gallon water. The size of freshwater fishes is from 1.5 inches to 2 inches, thus they are easy to maintain. Moreover, they are of small size and require a small fish tank that can be placed in any room. Aquarium Size for Common Freshwater Fish:įreshwater fishes are in high demand as a household pet because they are easy to look after. So, you can choose the type of fish and can pick the aquarium size accordingly. On the other hand, saltwater fishes require high maintenance, therefore, they are not as trendy as a household pet.īelow we will look at the aquarium sizes required by the saltwater fishes and freshwater fishes. However, freshwater fishes require less maintenance and effort for keeping at home and are kept at home in a large number. There are numerous freshwater and saltwater fish species that are popular among fish lovers. If you are finding it hard to consider the fish tank dimensions while buying the fish, you can consider the number of water gallons it can hold.īest Aquarium Size According to Fish Species: This category of aquarium consists of 5 aquaria of different sizes.

The dimensions of small size aquarium start from 12”*6”*8” and can hold 2 and a half water gallons. To understand the size of small aquariums we have listed below the number of water gallons, its dimensions, empty weight, and filled weight. Small size aquariums are for keeping small fishes. Similarly, large size fish tanks can entertain large size fishes.įish tanks or aquariums are divided into small aquariums, medium aquariums, and a large aquariums. The smaller the size of the fish tank or aquarium, the smaller the size of fish it can entertain. For a better understanding that which aquarium is best for particular fish size, we will divide the aquarium into three major categories on the basis of its size. How do I choose the Right size Fish Tank?Īquariums are available in a large variety of different sizes.Aquarium Size for Common Saltwater Fish:.Aquarium Size for Common Freshwater Fish:.Best Aquarium Size According to Fish Species:.Different Aquarium Sizes and Dimensions:.
