Find the right inhabitants for your aquarium.
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Homaloptera bilineata
Homaloptera bilineata, also known as the Two-lined Homaloptera, belongs to the family Balitoridae, or river loaches. Although this species is undemanding to keep and peaceful, its breeding in aquarium conditions…
Homaloptera confuzona
The fish Homaloptera confuzona, known by its scientific name Homaloptera confuzona, is a member of the Balitoridae family (River loaches). Although representatives of this group are often found among aquarium…
Homalopteroides smithi
Homalopteroides smithi, known as Smith's Homaloptera, belongs to the family Balitoridae, or river loaches. This fish was named after the ichthyologist Hugh Smith (1865–1941), who discovered many tropical fish in Siam,…
Homalopteroides stephensoni
Homalopteroides stephensoni, known as Stephenson's Homaloptera, belongs to the family Balitoridae, which includes river loaches. This fish received its scientific name in honor of John Stephenson (1871–1933), a…
Homalopteroides tweediei
Homalopteroides tweediei, or Homaloptera tweediei, belongs to the family Balitoridae, known as river loaches. This fish was named after the naturalist and archaeologist Michael Tweedie (1907–1993), Assistant Curator of…
Trichogaster chuna
The honey gourami, Trichogaster chuna, belongs to the family Osphronemidae. This small, graceful fish has soft colouration ranging from silvery-grey to pale yellow. The species name refers to the behaviour of males…
Apistogramma hongsloi
Apistogramma hongsloi, known as Hongslo's Dwarf Cichlid, belongs to the Cichlidae family. It is a beautiful and vibrant fish, relatively easy to care for, but characterized by complex intraspecific relationships.…
Otocinclus hoppei
Armored Catfishes (Loricariidae)
Hoppe's Otocinclus, Otocinclus hoppei — its scientific name — is a member of the armored catfish family (Loricariidae). This fish is native to South America, where it inhabits the Madeira and Ucayali river basins, part…
Acantopsis dialuzona
The horseface loach (Acantopsis dialuzona) belongs to the family Cobitidae and is a peaceful, calm aquarium fish. It can be kept successfully with many types of tropical fish. It has no special care requirements.…
Leptobarbus hoevenii
The fish known as Hoven's Carp (Leptobarbus hoevenii) belongs to the family Cyprinidae. It is named after the zoologist Jan van der Hoeven (1801–1868). Due to its impressive size, this species is rarely found in amateur…
Labidochromis caeruleus
The Yellow Lab Cichlid, also known as the Electric Yellow Cichlid or Hummingbird Cichlid (scientific name Labidochromis caeruleus), belongs to the family Cichlidae. This cichlid, thanks to its bright coloration and…
Trochilocharax ornatus
The Hummingbird Tetra, scientifically known as Trochilocharax ornatus, is a member of the Acestrorhamphidae family. This species undoubtedly lives up to its name, as it is among the most miniature aquarium fish.…
Parambassis pulcinella
Parambassis pulcinella, also known as the Humphead Glassfish, belongs to the family Ambassidae, or Asian Glassfish. This fish is native to Southeast Asia and is found in the river systems of Thailand and Myanmar. Its…
Hypancistrus sp. L333
Armored Catfishes (Loricariidae)
Hypancistrus sp. L 333, known as Hypancistrus "Yellow Tiger", belongs to the armored catfish family (Loricariidae). This catfish is native to the South American continent. Its natural habitat is the Xingu River basin, a…
Hypancistrus inspector
Armored Catfishes (Loricariidae)
Hypancistrus inspector, known scientifically as Hypancistrus inspector, belongs to the armored catfish family (Loricariidae). Its name comes from the Latin word "Inspectores," which translates to "observer," and this is…
Hypancistrus sp. L411
Armored Catfishes (Loricariidae)
Hypancistrus Monte Dourado, known scientifically as Hypancistrus sp. L 411, belongs to the family Loricariidae. This catfish originates from South America. Its primary habitat is the Jari River basin, which is one of…
Hyphessobrycon elachys
Hyphessobrycon elachys, known by its scientific name, belongs to the Acestrorhamphidae family. This fish is native to South America, where it can be found in the Paraguay River basin. This river flows through the…
Hypsibarbus wetmorei
Hypsibarbus, or Lemonfin Barb (scientific name Hypsibarbus wetmorei), belongs to the Cyprinidae family. This active and large fish lives in schools. Although it is undemanding and quite easy to keep, the necessity of…
Hypsolebias picturatus
Hypsolebias picturatus is the scientific name for this fish. This species belongs to the family Rivulidae and is found in the water bodies of the eastern states of Brazil, within the São Francisco River basin. Its…
Betta ibanorum
The scientific name Betta ibanorum was given to this fish from the family Osphronemidae in honor of the inhabitants of northwestern Borneo, known as the Ibans. Known as the Iban Betta, it is characterized by its…
Betta ideii
The scientific name Betta ideii is given to Idei's Betta (or Idei's Fighting Fish), which belongs to the family Osphronemidae. It was named after Takashige Idei, a fish collector from Borneo who introduced many new…
Chitala ornata
The Indian Featherback, or Chitala ornata by its scientific name, belongs to the family Notopteridae. It is a large fish distinguished by its unusual body shape. Keeping it requires significant financial investment and…
Haludaria melanampyx
The Indian Striped Barb, known scientifically as Haludaria melanampyx, belongs to the family Cyprinidae. It is worth noting some taxonomic uncertainty regarding this species, as some researchers consider it a variety of…
Indostomus crocodilus
Indostomus crocodilus, or Indostomus, belongs to the Indostomidae family. Its unusual appearance is due to the practical necessity of camouflaging itself from potential predators. In a home aquarium it needs careful…
Devario auropurpureus
The Inle Danio, scientifically known as Devario auropurpureus, belongs to the family Cyprinidae. It takes its name from Inle Lake, where the bulk of its population lives. This fish is straightforward to keep, requires…
Melanotaenia irianjaya
Rainbowfishes (Melanotaeniidae)
Melanotaenia irianjaya, also known as the Irian Jaya Rainbowfish, belongs to the family Melanotaeniidae. This fish is an excellent choice for beginner aquarists due to its unpretentiousness, ease of breeding and…
Pangasianodon hypophthalmus
This fish, known scientifically as Pangasianodon hypophthalmus and belonging to the family Pangasiidae, is widely known as the Iridescent Shark. Other names include Siamese Pangasius, Shark Catfish, and Sutchi Catfish.…
Rocio octofasciata
The scientific name Rocio octofasciata belongs to the Cichlidae family. In the world of aquarium enthusiasts, it is most commonly known as the Jack Dempsey Cichlid or the "Morning Dew" Cichlid. Another common name is…
Enteromius jae
The Jae Barb, also known by its scientific name Enteromius jae, belongs to the family Cyprinidae. This miniature and picturesque fish can become a true gem in a nano aquarium. Its care and breeding are straightforward,…
Liosomadoras oncinus
Driftwood Catfishes (Auchenipteridae)
Liosomadoras oncinus is the scientific name for the Jaguar Catfish, a member of the Auchenipteridae family, or Wood Catfishes. These fish originate from South America, inhabiting the Branco River basin, which is a…
Danio jaintianensis
The Jaintia Danio, scientifically known as Danio jaintianensis, belongs to the family Cyprinidae. The fish is named after the Jaintia Hills, where it was first discovered. Although this species is not frequently…
Niwaella delicata
The Japanese Loach, scientifically known as Niwaella delicata, belongs to the family Cobitidae (Loaches). This fish is valued not only by aquarists but also as a commercial catch. It is most commonly found in Japan,…
Oryzias latipes
The Japanese Ricefish, scientifically known as Oryzias latipes, is a species belonging to the family Adrianichthyidae. This small and graceful fish has enjoyed consistent popularity in Southeast Asia for many centuries,…
Systomus rubripinnis
The Java Barb, scientifically known as Systomus rubripinnis, is a member of the Cyprinidae family. This rather large fish exhibits remarkable hardiness and relatively low maintenance requirements. It is rarely…
Betta picta
Betta picta, commonly known as the Javanese Betta, belongs to the family Osphronemidae. Despite its name and classification, this species has more in common with gouramis than with typical fighting fish. It is not…
Ancistrus ranunculus
Armored Catfishes (Loricariidae)
Ancistrus ranunculus, or the Jellyfish Bristlenose Pleco, belongs to the Loricariidae family — the armored catfish. Its scientific name is Ancistrus ranunculus. The unusual appearance of this catfish can evoke mixed…
Rubricatochromis bimaculatus
Rubricatochromis bimaculatus, or the Jewel Cichlid, belongs to the family Cichlidae. This fish possesses a bright, attractive appearance, however, its temperament can create difficulties for other aquarium inhabitants.…
Carassius auratus
Among the many varieties of Goldfish, the Jikin is the rarest. It is almost impossible to find in amateur aquariums, as its distribution has been significantly restricted since 1958, when it was listed as a protected…
Julidochromis dickfeldi
Julidochromis dickfeldi, scientifically known as Julidochromis dickfeldi, belongs to the Cichlidae family. These fish form strong pair bonds and display pronounced jealousy towards their conspecifics. However, they can…
Julidochromis ornatus
Julidochromis ornatus, or Ornate Julie, is a fish from the Cichlidae family. This species is characterized by its activity and bright coloration, as well as exhibiting complex intraspecific interactions. Its keeping and…
Julidochromis regani
Julidochromis regani, with the scientific name Julidochromis regani, belongs to the family Cichlidae. This cichlid is quite popular among aquarists. Like many members of its family, it can show aggression towards…
Corydoras julii
Armored Catfish (Callichthyidae)
Corydoras julii, scientifically known as Corydoras julii, belongs to the family Callichthyidae. This catfish is likely one of the most sought-after by aquarists among its relatives. Its distinguishing features, such as…
Probarbus jullieni
Jullien's Golden Carp, known by its scientific name Probarbus jullieni, belongs to the family Cyprinidae, or carps. Its natural habitat includes the extensive river systems of Southeast Asia, including the Mekong and…
Parotocinclus jumbo
Armored Catfishes (Loricariidae)
Parotocinclus jumbo, or the jumbo dwarf suckermouth catfish, belongs to the armored catfish family (Loricariidae). It is noteworthy that "jumbo" translates to "giant," which at first glance may seem unexpected, as the…
Glossolepis kabia
Rainbowfishes (Melanotaeniidae)
The kabi rainbowfish, Glossolepis kabia, belongs to the family Melanotaeniidae. It comes from Papua New Guinea, where it inhabits the Sepik and Ramu river basins. These two rivers merge during the rainy season, forming…
Maylandia lombardoi
Maylandia lombardoi, also known as Lombardo's Cichlid or Pseudotropheus lombardoi, belongs to the family Cichlidae. This bright and attractive fish is characterized by a rather belligerent disposition, which makes it…
Inpaichthys kerri
A miniature fish with original coloration, particularly prominent in males, the Kerri Tetra or Purple Emperor Tetra, scientifically known as Inpaichthys kerri, belongs to the Acestrorhamphidae family. It is…
Cleithracara maronii
The Keyhole Cichlid, scientifically known as Cleithracara maronii, belongs to the Cichlidae family and is often referred to as the “Keyhole” cichlid. Despite its subdued coloration, this species is valued for its…
Altolamprologus compressiceps
Altolamprologus compressiceps, also known as the Compressed Humphead or Kigoma Red, is a member of the Cichlidae family. It is a peaceful predator that only shows aggression towards very small fish. It coexists well…
Helostoma temminckii
Kissing Gouramis (Helostomatidae)
The scientific name Helostoma temminckii refers to the Helostomatidae family, to which the Kissing Gourami belongs. This is one of the most remarkable aquarium fish, attracting the close attention of aquarists for many…
Hyphessobrycon heliacus
The Kitty Tetra, scientifically known as Hyphessobrycon heliacus, belongs to the family Acestrorhamphidae. This fish originates from South America, where it is found in the Telis Pires River basin. This river, in turn,…
Corydoras eques
Armored Catfish (Callichthyidae)
The Knight Corydoras, scientifically named Corydoras eques, is a member of the Callichthyidae family, which includes armored or callichthyid catfishes. Its Latin name, eques, translates to "knight" or "horseman,"…
Stigmatogobius sadanundio
The Knight Goby, scientifically known as Stigmatogobius sadanundio, belongs to the family Gobiidae. Keeping this fish is not the simplest task, as it requires brackish water and careful selection of tank mates. Yet…
Xiphophorus hellerii
The Kohaku Swordtail, scientifically known as Xiphophorus hellerii (Koi Kohaku variety), belongs to the family Poeciliidae. This fish was bred artificially and does not occur in nature. Its name, "Kohaku," was given due…
Xiphophorus hellerii
Koi Swordtails, a variety of Xiphophorus hellerii, belong to the Poeciliidae family. This common name refers to fish whose unique body coloration resembles ornamental Koi carp. Among the most sought-after strains are…
Kottelatia brittani
Kottelatia brittani, known as Brittan's Kottelatia, is a member of the Cyprinidae family. The fish is named after the Swiss ichthyologist Maurice Kottelat, as well as Martin Brittan, the monographer and reviser of the…
Lepidocephalichthys kranos
The Kranos Loach, scientifically known as Lepidocephalichthys kranos, belongs to the family Cobitidae (Loaches). Its name, "kranos," comes from Greek and means "helmet," referring to the characteristic bony plates that…
Malpulutta kretseri
Malpulutta kretseri, also known as Kretser's Paradise Fish, bears the scientific name Malpulutta kretseri and belongs to the family Osphronemidae. It was named in honour of the Sri Lankan lawyer De Kretser, who…
Pelvicachromis pulcher
Pelvicachromis pulcher, also known as Kribensis, belongs to the Cichlidae family, and its scientific name is Pelvicachromis pulcher. Due to its vibrant coloration, it is often called the Aquarium Parrot Cichlid. Among…
Pelvicachromis taeniatus
A representative of the Cichlidae family, Kribensis taeniatus, also known by its scientific name Pelvicachromis taeniatus, is an attractive and rather undemanding fish. This fish readily coexists with many other…