10 Most Pretty & Colourful Freshwater Fish


Looking fish for an aquarium? Want to make it attractive and stocked up with beautiful and colourful freshwater fish. But the boring and monotonous coloured fish will come to our mind when we think about freshwater fish.

Freshwater fishes are mostly assumed to be colourless and tedious. However, they can also be colourful, bright and eye-catching as saltwater fishes. But the question here is that which fish should be the right option for your tank.

So, brightening up your aquarium with fin-tastic and colourful freshwater fish is made easy with the below list of fishes that will add colour to your aquarium and makes it brighter and aesthetic.

Let’s dive in to find out the 10 prettiest freshwater fish.

Also Read: How to Clean a Fish Tank without Killing the Fish

10 Most Colourful Freshwater Fish

discus fish - colourful freshwater fish

  • Discus

A native of the Amazon river, Discus belongs to Cichlids genus. These come in a variety of bright colours such as orange, yellow, red, blue, purple, pink and many more. Their wide range of colours makes them a popular choice for pretty freshwater fish.

In addition to the colours, they have markings on their body. Besides different natural species of Discus, breeders have also cultivated strains, producing hundreds of variations of patterns, shapes, and colouring.

Discus also come in a single colour and you can even get pure white.

Male Betta - Prettiest freshwater fish

  • Male Betta

Also known as Siamese Fighting Fish, are well known for their different fin shape and diverse variety of colours. For colourful freshwater fish, you can choose from their vibrant colours which include red, black, white, orange, blue and purple.

These are pretty fish for the aquarium and have a long lifespan and is easy to take care of. They are very aggressive towards other Male Bettas and likely shaped, small fish.

Killifish - coolest freshwater fish

  • Killifish

Killifish are found in North and South America, Asia, Europe, and Africa. They are popular among hobbyists because of their rich colour and are very easy to take care of. These are mostly available in shades of red, orange and blue and are a good choice for colourful freshwater fish.

The male killifish are more vibrant than female. It is better to keep one male killifish with several female killifish as the male killifish can be aggressive towards each other. Known for its variety of neon colours and tendency to jump, they are one of the coolest freshwater aquarium fish.

German Blue Ram- Pretty Fresh Water Fish

  • German Blue Ram

It is another good option for colourful freshwater fish for your aquarium. They are the most peaceful aquarium fish. Small in their size, killifish belongs to the cichlid genus. They have a brightly multi-coloured body and are exotic freshwater fish

Their main body is of yellow-green colour and fins are covered with blue dots. They have red patches near the eyes, on the belly, and tail fin. The German Blue Ram is the prettiest fish for aquarium.

Gourami - prettiest fish for aquarium

  • Gourami

Gourami is a native of South Asia and East Asia region. They are best freshwater aquarium fish and is found in fish tanks across the continents. These fishes have multiple colour combinations and patterns.

Some of the most stunning Gourami species are the Red Fire Dwarf Gouramis, the Banded Gouramis, and the blue Gouramis. They are playful, entertaining and easy to care of. This colourful freshwater fish comes in awe-inspiring colour variations like blue, gold, neon and sunset.

Fantail Guppy - freshwater aquarium fish list

  • Fantail Guppy

With long tails and diverse colours, Fantail Guppies are attractive and budget-friendly fishes. Their long tails make them a treat to eyes when they move around the aquarium. They are unique fishes with elegant looks which have made them a popular addition in the aquariums.

You think of a colour and you can get one in this colourful freshwater fish. There are several colour combinations of the species such as solid reds, blues, purples, blues, and yellows as well as metallic and white combinations.

Boeseman’s Rainbowfish - coolest freshwater aquarium fish

  • Boeseman’s Rainbowfish

This colourful freshwater fish is unique in a way that it is bright yellow/orange towards the tail metallic and becomes silver/grey at the head. They have peaceful behaviour and are among the best freshwater aquarium fish. Boeseman’s Rainbowfish are more happy and joyful when kept in groups of 5-7.

Because of their rare coloration, they are very popular. They have orange fins and the outer edges of the two dorsal fins are white. Their body contains narrow dark lines.

Endler’s Livebearer - exotic freshwater fish

  • Endler’s Livebearer

Popular amongst Endler enthusiasts, they are typically very colourful with bright neon patterns that include green, yellow, blue, and even orange.

Endler’s Livebearers are very peaceful and adaptable. They are small and have a quiet and relaxed approach to aquarium life. They are a must add on in your fish tank because of their unique colouring and go with the flow attitude.

 Peacock Cichlid - unique freshwater fish

  • Peacock Cichlid

This is another peaceful and calm fish with vertical stripes on the body. The Peacock Cichlid have stunning colour patterns and sparkling brilliance, which consists of blue, bright yellow, gold, vivid orange and red.

Their distinct characteristics have made them popular amongst aquarium hobbyists for over three decades.

 Flowerhorn Cichlid - freshwater fish list

  • Flowerhorn Cichlid

Farm-raised in the US, this semi-aggressive Flowerhorn Cichlid has come into existence due to crossbreeding different American Cichlid species. Because of their distinctive shaped protruding head and their dark flower-shaped spots they are called Flowerhorn Cichlid

There are many colourful variations to choose from, but red is the most popular amongst hobbyists. They are a little expensive due to large colours and distinct patterns. Though its aggressive and moody nature does not make it any less countable in the list of most colourful fish.


So, the above freshwater fish list is your guide for a colourful aquarium. The addition of these colourful freshwater fish will make your aquarium vibrant.

These unique freshwater fish species are relaxing to watch. Keeping freshwater fish also has many health benefits such as it reduces stress and lowers your blood pressure and heart rate. So, now when you have the list, go and beautify your fish tank by adding the above jewels.

2 Responses

Leave a Reply

Your email address will not be published. Required fields are marked *

Back to Top