Cold-water

Species in the catalogue: 163

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  • Egg-shaped Goldfish

    Egg-shaped Goldfish

    Carassius auratus

    Cyprinids (Cyprinidae)

    This variety of Goldfish, known in the West as Egg-fish Goldfish, is called Maruko in Japan. The fish owes its name to a remarkable feature—its body shape, which resembles an egg. A distinctive characteristic is its…

  • Ehrhardt's Corydoras

    Ehrhardt's Corydoras

    Corydoras ehrhardti

    Armored Catfish (Callichthyidae)

    Ehrhardt's Corydoras, known by its scientific name Corydoras ehrhardti, is a member of the Armored Catfish or Callichthyidae family. The specific name honours Mr. W. Ehrhardt; the species itself was described in 1910 by…

  • Emerald Catfish

    Emerald Catfish

    Corydoras splendens

    Armored Catfish (Callichthyidae)

    The Emerald Catfish, or Green Brochis (Corydoras splendens), earned its name from its stunning body coloration. Its scales shimmer from metallic blue to rich emerald green, changing hues depending on the light.

  • Emerald Danio

    Emerald Danio

    Danio erythromicron

    Cyprinids (Cyprinidae)

    The Emerald Danio, known to the scientific community as Danio erythromicron, belongs to the family Cyprinidae. Previously, it was mistakenly called the Emerald Microrasbora or Microrasbora erythromicron. However,…

  • Enteromius candens

    Enteromius candens

    Enteromius candens

    Cyprinids (Cyprinidae)

    The Rosy Barb, also known by its scientific name Enteromius candens, belongs to the family Cyprinidae. These fish are deservedly valued for their peaceful nature and distinctive body pattern, as well as for their ease…

  • False Black Tetra

    False Black Tetra

    Gymnocorymbus thayeri

    Acestrorhamphidae

    The False Black Tetra, also known as the Blue-spotted Gymnocorymbus (scientific name Gymnocorymbus thayeri), belongs to the Acestrorhamphidae family. It was named in honor of the patron N. Thayer, who supported a…

  • Fantail Goldfish

    Fantail Goldfish

    Carassius auratus

    Cyprinids (Cyprinidae)

    Among the decorative species of aquarium fish, Fantail Goldfish and their Japanese counterparts, Ryukin, hold a special place. These fish are specifically bred for various exhibitions, showcasing their unique beauty.…

  • Formosa

    Formosa

    Heterandria formosa

    Poeciliidae

    Formosa, scientifically known as Heterandria formosa, belongs to the family Poeciliidae. This fish is striking for its miniature size and grace, reaching a modest 3 cm in length. In addition to its size, it is…

  • Formosa Loach

    Formosa Loach

    Hemimyzon formosanus

    River Loaches (Balitoridae)

    The Formosa Loach, scientifically known as Hemimyzon formosanus, belongs to the family Balitoridae, which includes river loaches. This fish may not immediately captivate with its appearance, but it is primarily valued…

  • Gambusia

    Gambusia

    Gambusia holbrooki

    Poeciliidae

    Gambusia, also known as the Mosquito fish, bears the scientific name Gambusia holbrooki and is a member of the Poeciliidae family. This lively and very active fish is renowned for its hardiness. It easily adapts to…

  • Gar

    Gar

    Lepisosteidae

    Gars (Lepisosteidae)

    The family Lepisosteidae unites several closely related species, collectively known as Gars. These fish are rightly considered among the most ancient inhabitants of freshwaters, having survived practically in their…

  • Gastromyzon cornusaccus

    Gastromyzon cornusaccus

    Gastromyzon cornusaccus

    River Loaches (Balitoridae)

    Gastromyzon cornusaccus, also known by its scientific name Gastromyzon cornusaccus, belongs to the family Balitoridae, or river loaches. It is quite rare in the aquarium trade, and its primary distribution area is among…

  • Gastromyzon ctenocephalus

    Gastromyzon ctenocephalus

    Gastromyzon ctenocephalus

    River Loaches (Balitoridae)

    Gastromyzon ctenocephalus belongs to the family Balitoridae, which includes river loaches. This fish is endemic to Borneo and occurs only in the Sungai river system. Its habitat is on the northwestern part of the…

  • Gastromyzon farragus

    Gastromyzon farragus

    Gastromyzon farragus

    River Loaches (Balitoridae)

    Among the representatives of the genus Gastromyzon, Gastromyzon farragus — such is its scientific name — is one of the most common species in the aquarium trade. This fish, belonging to the family Balitoridae (river…

  • Gastromyzon lepidogaster

    Gastromyzon lepidogaster

    Gastromyzon lepidogaster

    River Loaches (Balitoridae)

    Gastromyzon lepidogaster, known scientifically as Gastromyzon lepidogaster, is a representative of the Balitoridae family, or River loaches. This species is endemic to the northern part of Borneo Island, located in…

  • Gastromyzon monticola

    Gastromyzon monticola

    Gastromyzon monticola

    River Loaches (Balitoridae)

    Gastromyzon monticola is a member of the Balitoridae family (river loaches). This species is endemic to the island of Borneo, also known as Kalimantan. Its natural habitat lies in the Tampasuk River basin, which flows…

  • Gastromyzon ocellatus

    Gastromyzon ocellatus

    Gastromyzon ocellatus

    River Loaches (Balitoridae)

    Gastromyzon ocellatus is an aquarium inhabitant from the family Balitoridae, also known as River Loaches. Its natural habitat is strictly limited to the island of Borneo: in the wild, it is found only in the Sarawak…

  • Gastromyzon scitulus

    Gastromyzon scitulus

    Gastromyzon scitulus

    River Loaches (Balitoridae)

    Gastromyzon scitulus, also known as the Gastromyzon scitulus, belongs to the family Balitoridae, which includes river loaches. This fish is endemic to the island of Borneo, its natural range being limited to tributaries…

  • Gastromyzon stellatus

    Gastromyzon stellatus

    Gastromyzon stellatus

    River Loaches (Balitoridae)

    Gastromyzon stellatus is endemic to Borneo, occurring in the Sarawak, Sadong and Lupar river basins in the south of Sarawak state, Malaysia, in the northwestern part of the island. This species belongs to the family…

  • Gastromyzon viriosus

    Gastromyzon viriosus

    Gastromyzon viriosus

    River Loaches (Balitoridae)

    Gastromyzon viriosus, scientifically known as Gastromyzon viriosus, belongs to the family Balitoridae. It is worth noting that this species is not frequently found in pet stores, usually appearing for sale alongside…

  • Giant Danio

    Giant Danio

    Devario aequipinnatus

    Cyprinids (Cyprinidae)

    Devario aequipinnatus, known as the Giant Danio, is a member of the Cyprinidae family. This name accurately reflects its characteristic: this species is indeed larger than its other relatives. Thanks to its exceptional…

  • Gladys's Corydoras

    Gladys's Corydoras

    Corydoras gladysae

    Armored Catfish (Callichthyidae)

    Gladys's Corydoras, scientifically known as Corydoras gladysae, is a member of the family Callichthyidae, which includes armored or callichthyid catfishes. The species is named after ichthyologist Gladys Ana María…

  • Gold Danio

    Gold Danio

    Danio rerio

    Cyprinids (Cyprinidae)

    A representative of the Cyprinidae family, known as the Gold Danio, bearing the scientific name Danio rerio, is similar in appearance and behavior to its brethren, with the exception of one important feature – its…

  • Golden Barb

    Golden Barb

    Barbodes semifasciolatus

    Cyprinids (Cyprinidae)

    The golden barb, Barbodes semifasciolatus, belongs to the family Cyprinidae and is one of the most popular fish in freshwater aquariums. Its golden colour is the result of an artificial mutation that appeared in the…

  • Golden Dwarf Barb

    Golden Dwarf Barb

    Pethia aurea

    Cyprinids (Cyprinidae)

    The small Golden Barb, scientifically known as Pethia aurea, belongs to the family Cyprinidae. This peaceful, undemanding, small-sized fish can be a wonderful addition to any small aquarium. Its care and breeding do not…

  • Golden Pleco

    Golden Pleco

    Hypostomus luteus

    Armored Catfishes (Loricariidae)

    The Golden Pleco, scientifically known as Hypostomus luteus, belongs to the family Loricariidae, also called Armored Catfishes. The natural habitat of this catfish is the waters of the South American continent. It can…

  • Golden Pterolebias

    Golden Pterolebias

    Pterolebias longipinnis

    Rivulidae

    Pterolebias longipinnis, the golden pterolebias, belongs to the family Rivulidae. These fish are rarely seen outside their natural range, mainly because they live for only about a year. However, it is often more…

  • Goldfish

    Goldfish

    Carassius auratus

    Cyprinids (Cyprinidae)

    Carassius auratus, or the common Goldfish, belongs to the family Cyprinidae. This fish is undoubtedly one of the most well-known and widespread aquarium inhabitants today. Its outstanding popularity is explained not…

  • Gongota Loach

    Gongota Loach

    Canthophrys gongota

    Cobitidae (Loaches)

    The Gongota Loach, scientifically known as Canthophrys gongota, belongs to the family Cobitidae, or true loaches. This species inhabits natural waters of Nepal, northern India, and Bangladesh, where it populates the…

  • Goonch

    Goonch

    Bagarius bagarius

    Sisoridae (Asian hillstream catfishes)

    The Goonch, scientifically known as Bagarius bagarius, belongs to the family Sisoridae, the mountain catfishes. This species is large and expensive to keep. It cannot be housed with other fish, which makes it attractive…

  • Inle Danio

    Inle Danio

    Devario auropurpureus

    Cyprinids (Cyprinidae)

    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…

  • Jae Barb

    Jae Barb

    Enteromius jae

    Cyprinids (Cyprinidae)

    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,…

  • Jaguar Catfish

    Jaguar Catfish

    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…

  • Jaintia Danio

    Jaintia Danio

    Danio jaintianensis

    Cyprinids (Cyprinidae)

    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…

  • Japanese Loach

    Japanese Loach

    Niwaella delicata

    Cobitidae (Loaches)

    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,…

  • Japanese Ricefish

    Japanese Ricefish

    Oryzias latipes

    Adrianichthyidae

    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,…

  • Jikin

    Jikin

    Carassius auratus

    Cyprinids (Cyprinidae)

    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…

  • Lamotte's Epiplatys

    Lamotte's Epiplatys

    Epiplatys lamottei

    Nothobranchiidae

    The Red-spotted Panchax, also known as Lamotte's Epiplatys (Epiplatys lamottei), belongs to the family Nothobranchiidae. Thanks to its original and remarkably colorful pattern, which is not often found among freshwater…

  • Largesail Corydoras

    Largesail Corydoras

    Scleromystax macropterus

    Armored Catfish (Callichthyidae)

    The Largesail Corydoras, scientifically known as Scleromystax macropterus, belongs to the family Callichthyidae. This fish gets its name from its fins, which are noticeably larger than those of closely related species.

  • Leopard Danio

    Leopard Danio

    Danio rerio

    Cyprinids (Cyprinidae)

    The Leopard Danio, known scientifically as Danio rerio, belongs to the family Cyprinidae. This easily recognizable and vibrant fish is considered one of the most popular varieties of Danio rerio. It is not found in the…

  • Lina's Loach

    Lina's Loach

    Liniparhomaloptera disparis

    River Loaches (Balitoridae)

    Liniparhomaloptera disparis, also known as Lina's Loach, belongs to the family Balitoridae, or river loaches. It was named after Shu-Yen Lin, a renowned Chinese ichthyologist. The natural habitat of this species covers…

  • Lionhead Goldfish

    Lionhead Goldfish

    Carassius auratus

    Cyprinids (Cyprinidae)

    The Lionhead Goldfish attracts attention due to the unique growths forming a mane-like structure on its head. These growths are individual to each fish, and their presence is not a strict rule. Some individuals may…

  • London Shubunkin

    London Shubunkin

    Carassius auratus

    Cyprinids (Cyprinidae)

    London Shubunkin is the trade name for this variety of fish. It originated from selective breeding between the common Goldfish and a short-tailed form of Shubunkin. A notable distinguishing feature of this breed is…

  • Madagascar Panchax

    Madagascar Panchax

    Pachypanchax sakaramyi

    Aplocheilidae

    The Madagascar Panchax, Pachypanchax sakaramyi, belongs to the family Aplocheilidae. This killifish is popular in the hobby despite being critically endangered in the wild. Many breeders and aquarists successfully keep…

  • Maharashtra Barb

    Maharashtra Barb

    Puntius sahyadriensis

    Cyprinids (Cyprinidae)

    Puntius sahyadriensis, or Maharashtra Barb, is a member of the Cyprinidae family. Among various barb species, it stands out with its distinctive angular body shape, making it easily recognizable. This species is easy to…

  • Mahecola Barb

    Mahecola Barb

    Puntius mahecola

    Cyprinids (Cyprinidae)

    The mahecola barb (Puntius mahecola) is a member of the Cyprinidae family. It is very popular in Asia, especially in India, but is extremely rare outside this region in Europe and America. This species is considered…

  • Microrasbora rubescens

    Microrasbora rubescens

    Microrasbora rubescens

    Cyprinids (Cyprinidae)

    Microrasbora rubescens, also known as the red dwarf rasbora, belongs to the family Cyprinidae. Despite its common name, this fish is not actually a rasbora. Its classification was revised in 2009 following research that…

  • Mimagoniates barberi

    Mimagoniates barberi

    Mimagoniates barberi

    Stevardiidae

    Mimagoniates barberi, scientifically known as Mimagoniates barberi, belongs to the family Stevardiidae. These fish are agile and active, and their coloration is notable for beautiful blue hues. They will be an excellent…

  • Myers's Hillstream Loach

    Myers's Hillstream Loach

    Pseudogastromyzon myersi

    River Loaches (Balitoridae)

    Myers's Hillstream Loach (Pseudogastromyzon myersi) belongs to the family Balitoridae, also known as river loaches. This fish is considered one of the most undemanding species for keeping in an aquarium environment that…

  • Nan River Gastromyzon

    Nan River Gastromyzon

    Hemimyzon nanensis

    River Loaches (Balitoridae)

    Hemimyzon nanensis, known as the Nan River Gastromyzon, belongs to the family Balitoridae. This fish is native to Southeast Asia, specifically Thailand, which is part of the Indochina region. It was first discovered in…

  • Nankin

    Nankin

    Carassius auratus

    Cyprinids (Cyprinidae)

    This distinctive goldfish variety emerged between 1748 and 1750, developed in the Izumo region of Japan, now known as Shimane Prefecture. Despite its Japanese origin, the fish's name has deep Chinese roots. Many…

  • Narrow-headed Catfish

    Narrow-headed Catfish

    Pseudohemiodon laticeps

    Armored Catfishes (Loricariidae)

    Pseudohemiodon laticeps, known as the Narrow-headed Catfish, is a member of the armored catfish family (Loricariidae). Its unusual appearance combined with its unpretentious nature makes this catfish highly desirable…

  • Nothobranchius eggersi

    Nothobranchius eggersi

    Nothobranchius eggersi

    Nothobranchiidae

    Nothobranchius eggersi belongs to the family Nothobranchiidae. The most striking feature is its life cycle: in nature, it lives for just one year. In this short span, the fish completes its entire journey from birth…

  • Nothobranchius foerschi

    Nothobranchius foerschi

    Nothobranchius foerschi

    Nothobranchiidae

    Nothobranchius foerschi, or Foersch's Nothobranch, belongs to the family Nothobranchiidae. This small African fish attracts attention with its beauty, but one of its characteristics is an extremely limited lifespan. In…

  • Nothobranchius palmqvisti

    Nothobranchius palmqvisti

    Nothobranchius palmqvisti

    Nothobranchiidae

    The fish Nothobranchius palmqvisti, known scientifically as Nothobranchius palmqvisti, is a member of the family Nothobranchiidae, which includes African rivulines, or Nothobranchius. It is named in honor of G.…

  • Nothobranchius rachovii

    Nothobranchius rachovii

    Nothobranchius rachovii

    Nothobranchiidae

    Nothobranchius rachovii, more commonly known as Rachow's Nothobranch, is a member of the family Nothobranchiidae. This fish attracts with its bright and beautiful appearance, displaying one of the most colorful guises…

  • Opsarius dogarsinghi

    Opsarius dogarsinghi

    Opsarius dogarsinghi

    Cyprinids (Cyprinidae)

    The fish, known by the scientific name Opsarius dogarsinghi, or Dogarsingh's Baril, belongs to the Carp family (Cyprinidae). It received its name in honour of Sardar Dogar Singh, State Overseer of Manipur, India, who…

  • Oranda

    Oranda

    Carassius auratus

    Cyprinids (Cyprinidae)

    The Oranda is an attractive and distinctive goldfish variety. Its defining feature is a large, bulbous growth on the head that resembles a cap. This growth, which usually contrasts in colour with the body, becomes…

  • Oryzias eversi

    Oryzias eversi

    Oryzias eversi

    Adrianichthyidae

    Oryzias eversi belongs to the family Adrianichthyidae. It is a small but very active fish. It is easy to keep and breed, and peaceful with many other species, making it an excellent choice for beginners in the hobby.

  • Otocinclus negros

    Otocinclus negros

    Otothyropsis piribebuy

    Armored Catfishes (Loricariidae)

    Otothyropsis piribebuy, known as Otocinclus negros (formerly Otocinclus sp. "Negros"), belongs to the family Loricariidae, which includes armored catfishes. The native habitat of this small catfish is the waters of…