World’s Most Beautiful Fish You Can Have in Your Aquarium

most beautiful fish

Today we will discuss about most beautiful fishes. 96.5% of the water on Earth’s surface, which makes up just over 70% of its surface, is contained in the oceans.The fact that there are thousands of different species of fish and other animals living in the water should therefore not come as a surprise. The sea is so diverse; fish come in a wide variety of forms, dimensions, and hues. Each of these species, from the captivating Mandarinfish to the Picasso Triggerfish that almost seems like a cartoon, is distinctive in its own way. 

Most Beautiful Fish You Can Have in Your Aquarium

We’ll get to know 25 of the world’s most stunning fish species in this article. You can also call them “King Of Aquarium“. The best part is that any aquarium at home can accommodate all of these fish! Discover what makes them attractive and if they are a good fit for your fish tank by reading on.


most beautiful fish

Freshwater fish native to East Asia include the goldfish. The size, shape, and colour of goldfish can vary because they come in a variety of species. They can be any colour, including black, brown, yellow, orange, red, and white.

Clown Triggerfish

Most Beautiful Fish clown triggerfish

The clown triggerfish, also known as the bigspotted triggerfish, is a demersal marine fish from the Balistidae family, or generally known as triggerfish.

Red Crowntail Betta fish

most beautiful fish Red crowntail Betta fish

Despite being a species for only 20 years, the Crowntail betta fish gained fame for its colourful tail fin. It’s also known as siamese fighting fish.  It is a little freshwater fighter fish with South Asian roots. Large extensions of its caudal fin, which are sometimes eight inches in diameter and three times as large as its body, are present. Although it can reach a maximum length of three inches, the crowntail betta is only about 2.5 inches long. Like any small tropical freshwater fish, it has a lifespan of two to three years.

Regal Angelfish

most beautiful fish

All angelfish have a lovely, graceful appearance, but the regal angelfish is one of the most lovely. It is one of the hardest to maintain in an aquarium as well. They require a large tank (minimum 100 gallons with many of hiding places) because they get to be about 10 inches long. Prior to introducing them to your primary tank, they should always be confined for a few weeks. Smaller adolescents typically adapt better to life in captivity, though they can find it challenging.

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most beautiful fish Butterflyfish

You want to grin when you see tropical fish like the butterflyfish. These species include several that have vivid colours like yellow, red, orange, and blue. They have become a well-liked fish for aquariums because of their stunning appearance, which includes their eye-catching colours and delicate jaws.

Banggai Cardinalfish

most beautiful fish

The Banggai Cardinalfish is a native of the Indonesian Banggai Islands, as you might infer from their name. These fish are nocturnal and live in coral ledges and seagrass beds. They hide out until dusk when they come out to feed, frequently in groups of up to 200. Banggai Cardinalfish are friendly, peaceful fish that should be kept in communities tanks in groups of at least eight. You’ll require a sizable tank with lots of hiding spots and free swimming room. The fish may become hostile and territorial if kept in a crowded, small tank.


most beautiful fish

Clownfish and anemonefish are members of the Pomacentridae subfamily Amphiprioninae. Thirty clownfish species have been identified, one in the genus Premnas and the others in the genus Amphiprion. In the wild, they all create symbiotic mutualisms with sea anemones.

Discus fish

most beautiful fish

The Amazon river basin in South America is home to the cichlid genus Symphysodon, also referred to as discus. The aquaculture of discus is a significant industry in many Asian nations due to its peculiar shape, behaviour, and vibrant colours and patterns, which make them popular freshwater aquarium fish.


most beautiful fish

The mandarinfish or mandarin dragonet, Synchiropus splendidus, is a little, vividly coloured member of the dragonet family that is well-liked in the saltwater aquarium industry. The native range of the mandarinfish is in the Pacific, roughly from the Ryukyu Islands south to Australia.

Fancy Guppies

most beautiful fish

The vibrant and lively guppy fish in this resilient communal aquarium bring excitement and brilliance. Selective breeding programmes have produced colour strains with distinctive characteristics. Guppies will liven up the small community aquarium by adding colour and excitement while remaining small (around 2-1/2 inches in length).

Coral Beauty

most beautiful fish

The two-spined angelfish, often called the dusky angelfish or coral beauty, is a type of marine ray-finned fish and a member of the Pomacanthidae family of marine angelfish. In the Indo-Pacific, you can find them.

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