11 Freshwater fish for aquarium 2021

Nowadays, aquariums are popular in rich and poor houses, and even a small tank in the kitchen attracts everyone’s attention. Saltwater fish are a symbol of care and beauty, but it is so expensive to maintain thereby making many prefer to keep freshwater fish for aquarium.

The most important thing about freshwater fishes is that they are easy to acquire and maintain. Live aquarium fish is one of the fascinating pets to keep. They add life and color to any aquarium tank, and they come in a variety of sizes and colors that you can’t find anywhere else.

So, on this page, you will get to find out different aquarium freshwater fish that you can consider. First, you need to know the freshwater fish names and you can find out more below.


Best freshwater aquarium fish

Freshwater fish for aquarium

1.    Neon Tetra

Neon Tetra fish are tropical freshwater fish. They are very popular aquarium fish because they are small, colorful, and easy to care for. One of the reasons why they are so popular is that they have become a staple in most LFS (local fish stores).

Neon Tetra fish come from South America and are known for their distinct coloration. But that’s not the only thing they’re well-known for. The fish is one of the most beautiful fish in the world, with its characteristic black margin at the base of its tail fin. Also, it comes from a family of Characins family.

Also, the Neon Tetras are very popular among hobbyists because they are very easy to spawn and care for. They are best kept in soft water without strong water current as this could harm them, and they can live up to 4 years if properly cared for.

2.    Guppies

Guppies in a fish tank is an excellent choice if you want to add a colorful atmosphere to your home. Their bright, orange-red tails and white bodies, along with their flashy fins, really make it stand out from other fish.

The guppies are one of the most popular tropical fish that are often used as starter fish for aquariums. Guppy fish are adorable, and some of their colors are so bright that it is impossible to look at them for a long time.

They are schooling fish species that tend to live in fresh water and can grow up to 3 inches. They are fun-to-watch and great additions to your aquarium.

3.    Mollies

Mollies are freshwater fish that make good additions to the aquarium. Different types of mollies fish are very common to keep in a fish tank. The different color patterns on their fins, body markings and ornaments like eye spots bring an aspect of the character to the fish.

Also, Mollies are pleasantly colored and highly visible. Mollies are great fish for your aquarium. They are very peaceful, don’t grow very big, and are relatively easy to keep alive.

4.    Goldfish

Having goldfish in a fish tank is a fun way for people who live in apartments or houses that don’t allow for larger pets to enjoy having animals around. Goldfish don’t require a lot of upkeep, which is why they make great pets.

The goldfish is a very popular pet for many reasons. They are bright and energetic, and they come in a wide range of colors and fin styles. Also, they are famous for their long lifespan and for being one of the smartest fish species in existence. There are many reasons goldfish have this unique ability to live a long time.

Furthermore, respond to a variety of motions, and they often turn to their feeders for food. Also, goldfish can make you happy by decorating your aquarium. When it comes to choosing the right goldfish for an aquarium, there are three important things to keep in mind; size, temperature, and shape.

5.    Golden Dwarf Barbs

The Golden Dwarf barb fish is a member of the Cyprinidae family of fish. Barb fish can be found in tropical climates and are popular aquarium fish. If you’re planning on keeping some Golden Dwarf Barb fish, consider getting more than one group.

If you’re looking for a great beginner fish pet but don’t want to commit to the idea of having a freshwater fish tank, go with the smallest fish possible and get a Golden Dwarf Barb.

Dwarf barbs are a very interesting fish. They are active, hardy, and good-looking. The golden dwarf barb is one of the more popular of the barbs. These fish produce an impressive burst of color, especially when well fed. They have a stocky body with lots of bright markings.

6.    Zebra Danios

The Zebra Danios fish is another of the small community fish that are easy to breed and care for. They come in a variety of colors and have been known to live up to 20 years.

Also, the Zebra Danios fish, or Zebrafish, are colorful and popular tropical freshwater aquarium fish. These fascinating fish have a colorful horizontal stripe pattern that gives them their name.

They come from freshwater sources and prefer to live their lives out in the open, where they can swim freely. Danios are small in size, usually reaching a maximum of 2 inches in length.

7.    Rainbowfish

The Rainbowfish are the most colorful of all freshwater fish, so they are very popular among aquarists. They are good-natured, active, and beautiful. They are the best compromise between beauty and hardiness.

The rainbow fish (Melanotaenia) is among the most renowned and desired aquarium fish due to its distinctive colors and appearance. One of the best aquarium fish to add to your freshwater tank is a rainbowfish.

8.    Loach catfish

Loach catfish is a perfect omnivorous fish for the majority of community aquariums since it feeds mostly on leftovers and skinned remains of food.

The Loach catfish are peaceful and beautiful fish. They are available in a rainbow of colors. They add a bit of variety to the aquarium without being too demanding.

There are many types of loach catfish that you can place in your aquarium. The most popular loach catfish for aquariums is the banded hare loach or clown loach. It is fun to watch it swim around your tank and provides a lot of activity.

9.    Gold laser cory

Gold laser cory is a kind of popular freshwater fish in China. Many people like gold laser cory because of their small size and active swimming. The fish are not aggressive to other fish, and their beautiful color and shape make them alluring.

10.  Kenyi cichlid

Kenyi cichlid fish is amazing where you could see them in aquariums. They are brightly colored fish in nature. It’s mainly found in Lake Victoria in Africa.  Also, the Cichlid aquarium fish is the most interesting and dynamic family of fish. It makes movements and actions imitating for other fish.

11.  Blue acara

One of the most beautiful fish in an aquarium is blue acara. This fish is very colorful, and this beautiful color is necessary for its survival, even to find a mate. They have a pretty color which is why many fish keepers choose them for their aquariums.


If you are looking for Freshwater fish for an aquarium, then you are just in the right place. We have the lists of the fishes you can consider for your aquarium if you have one in your home or office. There are many more that you can consider, but we find the list appealing, and we hope you do too.