cute anemone fish playing coral reef

Nature is an unprecedented pressure, driving a trillion kinds of speciation, developing a variety of animals.

Fish are no exemption

There are countless various varieties of fish, each with its very own distinct pigmentation and also patterns. Several gorgeous types in the world can also be kept in your very own residence fish tank.

25 Beautiful Fish That You Can Keep in an Aquarium

Below are our leading 25 choices for the most attractive fish worldwide (that you can keep in a fish tank):.

25. Fish

Fish are generally ignored regarding dimension and appeal, as the ordinary individual sees the child’s usual fish cost fairs. Many never think that these little fish become massive 10-12″ fish dancing and moving below the water.

Naturally, this puts on the usual fish. There are several ranges of fish, in addition to several patterns as well as pigmentations.

Shubunkin fish are an alternative for koi enthusiasts who cannot handle a fish that is three or four feet long. These fish frequently have long fins and come in a variety of colorations that resemble Koi, such the sky blue shubunkin. Fantail, hiking, Owatonna, wakin, oranda, lionhead, Manchu, ryukin, shubunkin, Comet, bubble-eye, holy eye, dem kin, and butterfly telescope, as well as pearl scale, veiltail, black moor, to the skin, skin, pompom, and fairy ranges are other terms used.

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24. Koi

Koi are renowned for their intricate patterns and gentle nature, but most individuals lack the space to build their own stunning koi fish pond. Although 3 or 4 feet in length are not uncommon, the average Koi expand to a height of about 2 feet.

Interior fish ponds are still a possibility for keeping them, even though they won’t long-term be practical for your fish tank. They are actually wonderful fish, so if given the chance, you should at least keep them once.

23. Guppies

Guppies are underrated in terms of their attractiveness because most people only see the ones at the store. There are many guppy varieties, therefore there are always varieties that will match the color scheme of your storage tank.

Guppies are extremely hardy fish that adore hard water, making them easy for most people to maintain. They become weaker under more demanding conditions. A triad’s 10-gallon storage tank serves as a crucial founding element (one man, two women).

They come in too many price points to list here. Everyone experiences stress, though. If you enjoy a lot of designs and brilliant colors, have a look at mosaic guppies. If you decide on a more vivid or subdued coloring, look at the albino stress; many of them still have pronounced color.

22. Betta fish

Betta fish, or Siamese battling fish, are additionally ignored in regards to shade. Much like the guppies, there are various tail kinds, color schemes, dimensions, and types.

Many people find out about the usually tamed betta. However, there are wild bettas with lovely patterns.

Betta brown rum is a corrosion-red little fish with a stunning light blue rainbowlike spot of ranges in the center of its body. Each type of betta has a distinct shade dimension, pattern, and also form.

Most bettas are additionally simple to look after, needing just a 5- or 10-gallon minimum storage tank dimension, relying on the types.

21. Boesemani Rainbowfish

The Boesemani Rainbowfish might be simply the point for you if you like education fish as well as are looking for something distinct.

These are several of the most vivid and dynamic education fish out there and genuinely bring that something extra to your container.

Instead, they grow to a size of around 4 inches, thus their institution needs a minimum container size of 4 feet. They have noticeable coloration in a mature container. People will inquire about these lively little fellows.

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20. Freshwater Angelfish

Newbie aquarists might not know freshwater angelfish, yet these fish have been trained for virtually 100 years. There are thousands of shades and pattern kinds, as well as various ranges and types.

The Koi, Zebra, and Silver angelfish are among the most often encountered varieties in markets. These fish thrive in tanks that are 40 gallons or more in volume, and while they may perform well in a community aquarium, they have the potential to turn hostile and devour smaller fish and invertebrates.

Freshwater angelfish are not fussy eaters and require very little maintenance. Due to their enormous size and distinctive coloration, they are frequently used as the main fish in a community fish tank. There is truly a variety for everyone when it comes to angelfish, and you may choose between pearl varieties and commonly scaled angelfish.

19. Clown killifish

Due to the short lifespans of annuals, killifish are sometimes overlooked in the fish tank industry; nonetheless, there are many attractive species with reasonable life spans. Clown killifish is one of the most striking varieties.

While their bodies have yellow and just brownish red stripes, this small fish, which seldom grows more than 1.5 inches, needs a 10-gallon container. Their tails resemble lavish followers, and they have a stunning balance of blue, orange, and also red on their well-known tail fins.

18. Ram Cichlid

One of the few cichlids that can live in a 10-gallon fish tank, but a 20 is much preferable, is this tiny fish. Although there are some extra delicate stresses, especially with the Black German Ram, they are simple to care for and breed.

Although there are many other morphs, the common Ram Cichlid is stunning. The well-known shades of electrical blue, gold, black, and longfin are among the most common shade morphs. These tiny fish are excellent for community aquariums and, although being territorial, get along with peaceful tankmates.

They are likewise among the more affordable fishes on this listing, both to take care of and buy. Rams are generally just $5-10, which is a tremendous cost for such an interactive and stunning fish.

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17. Blue Gularis Killifish

Heaven Gularis is an additional stunning killifish. These fish likewise have long as well as moving fins, unlike the clown killifish. They have fantastic multicolor as well as striped candy patterns on their body.

The bulk of them have bodies that range in color from light tan to blue with a light or red-pink pattern, though they do vary considerably in shade. Their fins are brightly colored in blue, yellow, orange, and green with continuous red stripes running through them.

A sample of this killifish variety measured between 5 and 6 inches in length, making it one of the larger types. Due to their size, they need a container at least 20 long, while a 40 dog breeder is far preferable. These storage tanks have long dimensions that provide a great swimming space that is straight.

16. Discus Fish

Given how fragile wild fish from the Amazon were when they were collected, this particular species of cichlid was once considered one of the holy grails of fish keeping. These have been around long enough for aquaculture to be a leisure activity that can be managed by intermediate aquarists as well as experts.

The Discus has also been recreated in a variety of color morphs and patterns, yielding astonishingly bright fish. They are quite unique in that they resemble a crab but swim upright like most other fish, giving them a very distinct appearance.

Even though they have become considerably more difficult, they still require extensive therapy. Since they eat meat, they must ingest a lot of food, such as beef heart, which suggests that it is crucial to regularly change the water. Occasionally as frequently as every day, but usually in relation to children.

15. Flowerhorn Cichlid

These crossbreeds are the best “pet dog” fish, as they were developed to be as personalized as feasible. A 75 or 125 gallon is the biggest you’ll require for one fish.

The more significant flowerhorns get to 14″ while smaller kinds max out around 6″. Most Flowerhorn proprietors maintain their fish in empty containers, which motivates them to communicate with their proprietors.

While these cichlids are hostile toward many other fish, they show a lot of desire to their proprietors. Several of them also take pleasure in being cuddled!

14. Arowana

In addition to serving as a guard, the dragonfish is now viewed as a dignified and significant number. The concept that this fish will undoubtedly end in its owner’s death has arisen from tales of owners experiencing near-death experiences and returning home to find their fish dead. It will undoubtedly take care of the owner’s health problems as well.

This is only a story, after all. The fish’s attractiveness is well known, though. Despite being one of the most beautiful and vibrant, the Asian Arowana is forbidden in the US. Thank goodness, there are many additional Arowana varieties available, including the Jardini, Silver, Black, Blue, and Nile Arowanas.

These, like discus, require a high healthy protein diet, which suggests they also produce a lot of waste. Additionally, they make a significant amount. Similar to Koi, they can grow to be 3–4 feet long, hence special containers are frequently required to house these enormous fish.

13. Peacock Gudgeon

The peacock gudgeon is a remarkable enhancement to nanocontainers. They have striking rainbowlike patterns throughout their bodies and fins that beam simply ultimately in a grown container.

They can be united in teams, which is great to see, and also require a 15- or 20-gallon storage tank. They manage effectively with various other fish, so container friends are rarely a concern.

In the upper, middle, and bottom parts of the fish tank, Peacock Gudgeons are seen swimming around. However, they enjoy mingling in little caverns. They highly value whatever caves you may offer, and males will surely create communities centered on the caves.

12. Firefish Goby

While these individuals are a usual deep-sea option, it does not eliminate their appeal. Their fantastic pigmentation is a component of the factor for their request.

They get about 2 or 3 inches so that they can grow in a 20-gallon storage tank. They are reefs and invertebrate secure (well, not the teensy little ones, however the ones you get will undoubtedly be sure).

Instead, they are hesitant but also bursting with personality. They are easy to deal with as long as they don’t have aggressive storage tank mates, the lighting isn’t too bright, and they have at least one cavern to hide in.

11. Developer Clownfish

Developer clownfish are reasonably brand-new. These are just Ocellaris Clownfish (envisioned over) that have been precisely reproduced right into over fifty various shades and patterns.

These little guys are excellent for starting your deep-sea fascination. A 20-gallon container is a terrific dimension, to begin with, for a clownfish. They work with a variety of other fish and aren’t as timid as the Firefish goby.

Generally, these are offered up for sale around the dimension of an inch. However, they get to 3 or 4 times that dimension. They added value by having a cover bargain, mainly if a host polyp or coral reef is not readily available.

10. Lionfish

These fish demand large storage tanks, around 125 gallons. They are meat-eating, exceptionally opportunistic, and get over a foot in size, so container companions need to be selected with extreme care.

Regardless of their huge container needs, they are sturdy fish and reasonably very easy to care for. They can be educated to take icy krill as well as fish, which makes feeding straightforward.

You will certainly desire one of your very own when you see the classy means by which their fins surge while they wander about. It is not just their pattern that makes this fish so lovely, but also the method they relocate.

9. Marine Betta

Before you assume that we gave you the same fish twice, you should know that Betta splendens and Marine Betta are two quite different species. The Comet is another name for this fish from the galaxy. It also has certain basic unique behaviours related to its design.

It features a noticeable “eye” spot on the dorsal fin, as you can see. These fish enjoy hanging out together in dark places and crevices, sticking just their tails out of openings to resemble moray eels. Additionally, they will undoubtedly approach their victim from the side, so when the victim tries to swim away from the “eye” and the viewed head, they will instead swim into the natural mouth.

Without a doubt, they’ll eat crustaceans and smaller fish. However, they normally pose no risk to the coral reef. Although many people have had success using California blackworms, the aquatic betta can be a picky eater. Additionally, they require just a 55-gallon storage tank, which is a decent size for such a beautiful fish.

8. Queen Angelfish

Although these stunning fish are magnificent in both the adult and adolescent stages, their storage tank size need is a challenge for some keepers. Given that they can grow to be half a foot long, they need a container with a minimum capacity of 250 gallons, however it is possible to keep them in certain local fish tanks.

7. Regal Angelfish

With their eye-catching white, blue, and yellow-red stripes, angelfish are appealing. The majority of our wild animals are trapped, thus their modification times are generally quite long. However, it is simple to train them to like flakes and also frozen meals.

As they may grow to 10″ in length and prefer tough coral reef environments, regal angelfish require a tank that is at least 100 gallons in size. While they can prey on particular types of reefs, these actions can be reduced by making sure your angelfish is fed properly.

These are peaceful fish that develop into extremely reluctant if kept alongside fish that are more aggressive than they are. Most regal angelfish are wild caught. However, some are discovered using harmful drugs and toxins, and these individuals also have a shorter lifespan. Make an effort to ensure the one you buy wasn’t captured in this manner.

6. Fire Angelfish

These charming fish are reasonably little for an angelfish, getting to a dimension of regarding 4 inches. As a result, a 70-gallon storage tank is big enough to house them for their whole lives.

They have dark upright red stripes in the middle of their bodies that complement their bright red coloration. These fish are semi-aggressive and do not protect coral reefs, but because they are small, they can be kept with larger invertebrates—but not worms.

The best way to lessen aggression is to create a variety of tunnels and hide places all over the container. Additionally, some people have had success with these fish and reefs by taking care of numerous coral reefs.

5. Annularis angelfish

This angelfish’s appeal grows with age, unlike many others that lose a lot of it when they pass through the adolescent stage. The adult fish have a distinctive orange/tan body that enhances the shine of their blue, red stripes, in contrast to the teenage fish’s undulating and exciting red stripes of many blues.

These angelfish reach concerning a foot in dimension and call for fish tanks of at the very least 220 gallons. There is numerous hostage reproduced samplings as well as shade variants offered.

When presented to a storage tank, they can be territorial, so it is best to give them last to an area fish tank. Additionally, they are ruled out risk-free for coral reefs or sessile invertebrates.

4. Shallows Triggerfish

One of the most beautiful triggerfish that is now on the market is the lagoon triggerfish. They have a body that is either light grey or tan with a variety of grey, blue, green, and black red stripes all over. Despite their 10-inch expansion, they require only minimal maintenance.

They cannot be housed in a coral reef container and need a storage tank with a minimum capacity of 180 gallons. These fish frequently have a tendency to be a little destructive to the tank, rearranging decorations and living rocks whichever they choose or just toppling them.

Triggerfish need a consistent diet of high-protein, shelled creatures because, like pufferfish, their teeth never stop growing. Clams require clams to keep their teeth in place. They also need to be fed fish, shrimp, squid, and krill, though.

3. Crosshatch Triggerfish

The crosshatch triggerfish has a beautiful gold body with pearl red and brownish patterns across its face. Black lines surround the ranges, giving them a crosshatched appearance. They grow to 11″ in length and need a 180-gallon fish tank.

The dorsal and rectal fins, as well as the pink and red-rimmed tail fin, are yellow-ringed if the fish is a man. Women, on the other hand, have dorsal fins with a yellow-ringed tailfin and red-ringed rectals. The interior of the fins is gray for both sexes.

Because it needs substantial food and will surely topple boulders, this fish’s behaviors and diet are similar to those of the lagoon triggerfish. They require their decorations and gems to feel secure even though they have a small amount of destructive potential.

2. Clown Triggerfish

The clown triggerfish stands out due to the striking differences in both its color and pattern. This fish has striking white and yellow markings on a black body, in contrast to the other gorgeous species that have an astounding variety of coloration and mosaic patterns.

This triggerfish is no exemption to the troublesome and also lively nature of the various other triggerfish. This fish will indeed likewise overturn all the decors and rocks, reposition them to its taste, after that, repeat.

As this fish is a predator with constantly growing teeth, it is also crucial to offer it a diet high in good protein. It grows bigger than the aforementioned types, reaching a size of almost a foot and a half, hence a tank with a minimum capacity of 300 gallons is required to keep this fish.

1. Chinese Fish

The Mandarin Goby will always rank among the most beautiful fish up until we discover new variants. The full factor and the psychedelic goby are other names for this fish, which both allude to its bright and hypnotic attraction.

There are many different color variations of this fish, but they are all battling for attention and pigmentation (other than the discovered mandarin fish). Despite just only 4 inches long, these fish require a great deal of care.

These men’s main issue with food is their weight. Usually, they only eat copepods. However, we are unable to provide them with enough food resources in a fish tank environment. Some people have had success substituting California blackworms and recently hatched saltwater shrimp for them.

If you ever have the chance and the ability to sustain one or more of these appeals, you should most definitely do so. Nothing else nearby is, as far as we can tell, more thrilling or beautiful.


From the renowned Freshwater Angelfish to the impressive Mandarin fish, our globe’s lakes and seas are filled up with hundreds of vivid, lovely fish.

Much more impressive is that a great deal of these fish can be kept in residence fish tanks.

While the above list is by no means exhaustive (there are hundreds more wonderful fish out there! ), we hoped you’d enjoyed some of our top picks. If you believe we missed any special varieties, send us an email with a handful of your favorites!

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