Top 10 Beautiful Freshwater Aquarium Fishes in World

Fresh Water

Beautiful Freshwater Aquarium Fishes in World

Discus

1. Discus – ( Symphysodon sp )

Discus is one of the most Beautiful Freshwater Aquarium Fishes in World. Symphysodon, colloquially known as discus. This is a genus of cichlids native to the Amazon river basin. They are very attractive due to their distinctive shape and bright colors.

The discus are popular as freshwater aquarium fish. It is also called pompadour fish and Asia is the major industry. They have a laterally compressed body shape and extended finnage is absent. Available in shades of green, red, brown, and blue. 

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2. Betta Fish -( Betta sp )

It is also called as Siamese Fighting Fish. This is a large genus of small, often colorful,freshwater ray-finned fishes in the Gourami family (Osphronemidae). Almost all the Betta species are small fishes. Their body size ranging under 2.5 cm (1 in) total length to 12.5 cm (5 in).

 The betta is a well known native freshwater fish from Thailand (formerly Siam) and Cambodia. They are easy to feed as they eat almost anything in their environments, including worms, larvae of mosquitoes. Currently 73 recognized species in this genus. 

Killifish

3. Killifish – ( Nothobranchius sp )

Killifish most commonly found in fresh or brackish waters in the Americas. They found in  ephemeral waters, so that the eggs of most killifish can survive periods of partial dehydration. The adults of some specie also can survive out of the water for several weeks.

They grow from one to two inches (2.5 to 5 cm), with the largest species growing to just under six inches (15 cm). They  live between two and three years. Killifish feed aquatic arthropods such as insect and worms.  Most of them are lavishly coloured; and easy to keep and breed in an aquarium. 

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4. Rainbow fish

Rainbowfish is a beautiful freshwater fish. Its name derived from the amazing iridescent colorations. Main feature is, the color will change when light reflects off of these fish. Rainbowfish are usually hardy, active fish which do well with a variety of community fish.

They are usually less than 12 cm (4.7 in) in length, with some species measuring less than 6 cm (2.4 in). Rainbowfish is a schooling fish and This prefer to be in groups of six or more fish of the same species. It is found in northern and eastern Australia, New Guinea, islands in Cenderawasih Bay, and the Raja Ampat Islands.

Arowana

5. Arowana – ( Scleropages sp )

Arowanas are well known freshwater bony fish of the family Osteoglossidae, also known asbonytongues. The fish believed to be bring luck and wealth where it keep and feed, in many culture. You can see large, heavy scales, with a mosaic pattern of canals overall. 

The arowana is a facultative air breather and can obtain oxygen from air by sucking it into its swim bladder. They are most often being specialized surface feeders and excellent jumpers. They typically grow to around 2 to 3 ft in captivity. Arowanas are solitary fish for aquarium and only allow company while young. 

Parrot Fish

6. Parrot Fish

Parrot Fish use their paired set of pectoral fins primarily to swim. They Measuring more than 4 feet in length and weighing in at 100 pound. They enshroud their bodies in mucus bubbles blown to  protect the slumbering fish from bloodsucking parasites at night.

They have an  unpleasant habit of eliminating clouds of waste while swimming. After digesting coral rock, it’s excreted as sand. They have a capacity to change sex with  loss of a harem’s dominant male and mate with females. 

Gold Fish

7. Gold Fish – ( Carassius sp )

This is the most common and most beautiful freshwater fish found in most of the aquarium around the world. This is, one of the earliest fish to be domesticated and relatively small member of the carp family.

Available in various combinations of white, yellow, orange, red, brown, and black are known. They take  crustaceans, insects, and various plant matter. They have ability to distinguish between four different primary colors. 

Red Dragon Flower Horn

8. Red Dragon Flower Horn ( Amphilophus sp )

Flowerhorn cichlids are very beautiful fishes which are ornamental aquarium fish noted for their vivid colors. These have distinctively shaped heads for which they are named. Like blood parrot cichlids, they are also man-made hybrids only – that do not exist in the wild.

The slightly protruding forehead and long tail of these fish are most attractive and this were prized in Taiwanese society as bringing luck in geomancy. They have a have a life span of 10–12 years. They kept at water temperature of 80–85 °F. Usually aggressive in nature and so  two or more flowerhorns are usually not kept together. 

Clown Loach

9. Clown Loach

This fish belonging to the botiid loach family. This is very popular fish in the freshwater aquarium trade and is sold worldwide. It will grow from 40–50 cm (16–20 in. They are native to the islands of Sumatra and Borneo in Indonesia.

This is a schooling fish perfect for aquarium, clown loaches school in groups of 5-6 or more. Clown loaches are particularly susceptible to Ichthyophthirius (ich),or white spot disease. Clown Loach is sometimes referred to as a scaleless fish. 

 Angel fish

10. Angel fish – ( Pterophyllum sp )

Freshwater angelfish are tropical cichlids of the genus Pterophyllum. It is found common on shallow tropical reefs. They originate from South America. They are are naturally carnivorous. and need to be fed the right food.

This will help them reach optimum size and remain healthy. It is better to house them in a separate tank as adults. Ick is an opportunistic parasitic condition most affects this fish. Sometime, they give birth to live babies or lay eggs that are fertilized and hatched later. 

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