Cold-water
Species in the catalogue: 163
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"Black Prince"
Goodeidae
Characodon audax
The Bold Characodon, also known as the "Black Prince" (scientific name Characodon audax), belongs to the family Goodeidae. This fish is quite rare and unique. Despite its relatively modest coloration, it attracts…
"Golden Pheasant" Fish
Nothobranchiidae
Callopanchax occidentalis
Roloffia occidentalis, also known as the "Golden Pheasant" fish, belongs to the family Nothobranchiidae. Its scientific name is Callopanchax occidentalis, although it was formerly known as Roloffia occidentalis.
"Red Prince"
Goodeidae
Characodon lateralis
The fish known as the "Red Prince" (scientific name Characodon lateralis) belongs to the Goodeidae family. Its unpretentiousness and hardiness, along with ease of breeding and maintenance, as well as the vibrant colors…
"Striped Bulldog Pleco"
Armored Catfishes (Loricariidae)
Chaetostoma formosae
The "Striped Bulldog Pleco" catfish, scientifically known as Chaetostoma formosae, is a member of the armored catfish family (Loricariidae). Keeping this fish presents certain challenges, as it has strict requirements…
Acanthopsoides molobrion
Cobitidae (Loaches)
Acanthopsoides molobrion
The Dwarf Horseface Loach, known scientifically as Acanthopsoides molobrion, belongs to the family Cobitidae (Loaches). This fish is a close relative of the widely popular Horseface Loach among aquarists. The two belong…
Akysis Catfish
Akysidae
Akysis maculipinnis
The Akysis Catfish, scientifically known as Akysis maculipinnis, is a member of the Akysidae family. This miniature fish, sometimes called tiny, can be difficult to spot in an aquarium due to its predominantly nocturnal…
Akysis hendricksoni
Akysidae
Akysis hendricksoni
Akysis hendricksoni is the scientific name given to this member of the Akysidae family, known as Hendrickson's Akysis. This inconspicuous catfish is not often found in aquariums; it is one of the few members of its…
Albino Zebra Danio
Cyprinids (Cyprinidae)
Danio rerio
The Albino Zebra Danio, scientifically known as Danio rerio, is a member of the Cyprinidae family. This fish is a natural morphological form of the Zebra Danio and is found in the wild. Its key difference from its…
Anchor Catfish
Erethistidae
Hara jerdoni
Hara jerdoni, also known as the Anchor Catfish or Asian Stone Catfish (scientific name Hara jerdoni), belongs to the family Erethistidae. This species of catfish is remarkably miniature, reaching only 3 cm in length. It…
Annamia Loach
River Loaches (Balitoridae)
Annamia thuathienensis
Annamia thuathienensis, also known as the Annamia Thua Thien Loach, belongs to the family Balitoridae, which comprises river loaches. Its name reflects its geographical origin: Annam is the historical name for central…
Annamia normani
River Loaches (Balitoridae)
Annamia normani
The fish named Annamia normani (scientific name Annamia normani) belongs to the Balitoridae family, known as River Loaches. It was named after the Annam region, now central Vietnam, and in memory of the British…
Aphyosemion cameronense
Nothobranchiidae
Aphyosemion cameronense
Aphyosemion cameronense, known in scientific literature as Aphyosemion cameronense, is a member of the family Nothobranchiidae. This small fish is distinguished by its bright coloration and rather spirited character.…
Aphyosemion loennbergii
Nothobranchiidae
Aphyosemion loennbergii
Known scientifically as Aphyosemion loennbergii, this fish is a member of the Nothobranchiidae family. It owes its name to the Swedish zoologist Einar Lönnberg. This species is quite rare in aquariums and is practically…
Aphyosemion mimbon
Nothobranchiidae
Aphyosemion mimbon
Aphyosemion mimbon, known in the aquarium hobby as Mimbon Killifish, belongs to the family Nothobranchiidae. This small fish attracts attention with its bright, rich coloration. Its keeping does not present any…
Aphyosemion ogoense
Nothobranchiidae
Aphyosemion ogoense
Aphyosemion ogoense, also known by its scientific name Aphyosemion ogoense, belongs to the family Nothobranchiidae. A distinctive feature of this fish is its bright and original appearance. Despite its relative ease of…
Aphyosemion walkeri
Nothobranchiidae
Fundulopanchax walkeri
Fundulopanchax walkeri, also known as Aphyosemion walkeri, belongs to the family Nothobranchiidae. This miniature fish has an attractive appearance but is not particularly friendly. It is essentially a small predator,…
Asian Banjo Catfish
Akysidae
Acrochordonichthys rugosus
The Asian Banjo Catfish, scientifically named Acrochordonichthys rugosus, belongs to the family Akysidae. This variety of catfish is valued by aquarists for its unique and diverse coloration. Keeping it is not difficult…
Bagarius Catfish
Sisoridae (Asian hillstream catfishes)
Bagarius yarrelli
The Bagarius Catfish, also known as the “Freshwater Sand Shark” or by its scientific name Bagarius yarrelli, belongs to the family Sisoridae (Bagridae, or mountain catfishes). This species is rarely encountered among…
Barbel Fish
Cyprinids (Cyprinidae)
Barbus barbus
The fish known as Barbel (scientific name Barbus barbus) belongs to the carp family (Cyprinidae). Unlike many other barbs, which are common in the river systems of Southeast Asia, this species is native to Europe. Its…
Barna Barbel
Cyprinids (Cyprinidae)
Opsarius barna
The Barna Barbel, scientifically known as Opsarius barna, belongs to the extensive carp family (Cyprinidae). Its name in Russian is a transcription of the Bengali word traditionally used by locals to refer to this…
Batasio Catfish
Bagridae (naked catfishes)
Batasio tigrinus
The Batasio Catfish, scientifically known as Batasio tigrinus, belongs to the Bagridae family (Bagrid Catfishes). These fish are peaceful and calm, easy to care for, and readily coexist with various species. Their…
Batasio fluviatilis
Bagridae (naked catfishes)
Batasio fluviatilis
The Batasio fluviatilis catfish, known scientifically as Batasio fluviatilis, belongs to the family Bagridae, or naked catfishes. It is a relatively rare species in the aquarium trade, most often found among enthusiast…
Betta enisae
Osphronemidae
Betta enisae
Betta enisae, or as it is often called, the Energetic Betta, belongs to the family Osphronemidae, receiving its Russian name through adaptive translation from Latin. Despite this, one should not expect high mobility…
Bitterling Fish
Cyprinids (Cyprinidae)
Rhodeus amarus
The Bitterling fish, known scientifically as Rhodeus amarus, belongs to the Carp family (Cyprinidae). This representative of European aquatic fauna is found primarily in lakes and slow-moving rivers with abundant…
Black Moor Goldfish
Cyprinids (Cyprinidae)
Carassius auratus
Among the varieties of Telescope Goldfish, the Black Moor stands out, known as the Black Moor Goldfish. This fish is easily recognized by its short, rounded or egg-shaped body and characteristic large eyes that…
Blackbanded sunfish
Sunfishes (Centrarchidae)
Enneacanthus chaetodon
Enneacanthus chaetodon, or the blackbanded sunfish, belongs to the family Centrarchidae, widely known as sunfishes. In English-speaking countries, it is called the Blackbanded sunfish.
Blue Cory
Armored Catfish (Callichthyidae)
Corydoras nattereri
Natterer's Corydoras, also known as the Blue Cory, belongs to the family Callichthyidae (Armored Catfish) under the scientific name Corydoras nattereri. Its homeland is South America, where its natural habitat spans the…
Blue Danio
Cyprinids (Cyprinidae)
Danio rerio
The Blue Danio, known by its scientific name Danio rerio, belongs to the carp family (Cyprinidae). This variation of the classic Danio rerio stands out for its silvery-blue coloration, consisting of numerous small…
Blue Tetra
Stevardiidae
Mimagoniates microlepis
A representative of the Stevardiidae family, Mimagoniates microlepis, also known as the Blue Tetra. This beautiful schooling species has the unique ability to produce sounds, which are most likely used to attract a mate…
Blue-Eyed Panaque
Armored Catfishes (Loricariidae)
Panaque suttonorum
Panaque suttonorum, also known as the Blue-Eyed Panaque or Sutton's Panaque, belongs to the Loricariidae family, which includes armored catfish. In Venezuela and other South American countries, the word "panaque" is…
Bristol Shubunkin
Cyprinids (Cyprinidae)
Carassius auratus
The Bristol Shubunkin, known by its English trade name, is an artificially bred ornamental goldfish variety. Although specialists from Japan and China have traditionally been considered the leading goldfish breeders for…
Brushmouth Loach
River Loaches (Balitoridae)
Formosania lacustris
Formosania lacustris, also known as the Brushmouth Loach, belongs to the family Balitoridae, known as river loaches. The fish owes its name to its body structure: it is elongated and slender, but has a rather large…
Bubble Eye Goldfish
Cyprinids (Cyprinidae)
Carassius auratus
Among the variety of Goldfish, Bubble Eye Goldfish stand out with their unique appearance. Their distinctive feature is two water-filled sacs located directly beneath their eyes. These characteristic formations begin to…
Bumblebee Catfish
Akysidae
Akysis vespa
Akysis vespa, known as the Orange Stone Catfish or Bumblebee Catfish, belongs to the Akysidae family. This catfish makes an excellent choice for both beginners and experienced aquarists, thanks to its peaceful nature,…
Butterfly
Cyprinids (Cyprinidae)
Carassius auratus
This relatively young goldfish breed only became widespread in the 1980s. It originated in China, although nowadays its main supplies come from Japan. This breed is the result of further selective breeding of the…
Butterfly Barb
Cyprinids (Cyprinidae)
Enteromius hulstaerti
Enteromius hulstaerti, known as the Butterfly Barb or Moth Barb, belongs to the family Cyprinidae. This fish attracts attention with its beauty and does not cause much trouble in maintenance, but it is not often found…
Butterfly Hillstream Loach
River Loaches (Balitoridae)
Beaufortia kweichowensis
Beaufortia, or the Butterfly Hillstream Loach, scientifically known as Beaufortia kweichowensis, belongs to the family Balitoridae, which includes river loaches. The fish owes its name to the Dutch zoologist Lieven…
Celestial
Cyprinids (Cyprinidae)
Carassius auratus
The Celestial, or Stargazer, is a unique variety of goldfish characterized by an unusual eye structure. The eyes of this fish protrude significantly from the sides of the head and are always directed upwards. The…
Ceylon Loach
Nemacheilidae
Schistura notostigma
Schistura notostigma, commonly known as the Ceylon loach, belongs to the family Nemacheilidae (river loaches). This fish is endemic to the island of Sri Lanka, formerly known as Ceylon. Its natural habitat is…
Chameleon fish
Badidae
Badis badis
The Chameleon fish, or Badis, also known as the Chameleon Badis, and scientifically as Badis badis, belongs to the family Badidae. This species earned its name for a good reason: its coloration has the ability to…
Channa pulchra
Snakeheads (Channidae)
Channa pulchra
Channa pulchra, officially known by its scientific name Channa pulchra, belongs to the snakehead family (Channidae). This species was first described as new in 2007 by researcher R. Britz. Since the early 2010s, it has…
Characidium fasciatum
Crenuchidae
Characidium fasciatum
The Characidium fasciatum, scientifically known as Characidium fasciatum, is a member of the family Crenuchidae. Its modest coloration has led to its low popularity among aquarium enthusiasts. Nevertheless, this species…
Chinese Erromyzon
River Loaches (Balitoridae)
Erromyzon sinensis
Erromyzon sinensis, otherwise known as the Chinese Erromyzon, belongs to the family Balitoridae, or river loaches. This is the scientific name of the species. Outside of Asia, it is not often found in aquariums. This…
Chinese Pseudogastromyzon
River Loaches (Balitoridae)
Pseudogastromyzon cheni
Pseudogastromyzon cheni, also known as the Chinese Pseudogastromyzon (scientific name Pseudogastromyzon cheni), is a representative of the family Balitoridae, or river loaches. These fish originate from river systems…
Chinese Sucker
Catostomidae
Myxocyprinus asiaticus
The Chinese Sucker, also known as the Chinese Sailfin or by its scientific name Myxocyprinus asiaticus, belongs to the family Catostomidae. It is often called the Chinese Sucker Fish due to its unique mouth structure,…
Cochliodon Pleco
Armored Catfishes (Loricariidae)
Hypostomus cochliodon
Hypostomus cochliodon, known as the Cochliodon Pleco, is a member of the family Loricariidae, or armored catfish. This catfish originates from the waters of South America, specifically found in the large river basins of…
Comet Goldfish
Cyprinids (Cyprinidae)
Carassius auratus
Developed in the USA in the 19th century, the Comet Goldfish is a form of the classic Goldfish. Its distinguishing features are large fins and a characteristic elongated, forked tail. This species, like its wild…
Common Loach
Nemacheilidae
Nemacheilus corica
The Common Loach, scientifically known as Nemacheilus corica, belongs to the family Nemacheilidae. This fish originally hails from Asia, where it can be found in modern-day India, Pakistan, Nepal, and Bangladesh. There…
Common Zacco
Cyprinids (Cyprinidae)
Zacco platypus
The scientific name Zacco platypus refers to the Common Zacco, a member of the family Cyprinidae, well-known as the carps. The habitat of this fish extends across East Asia, found in river systems from the northern…
Congo Aphyosemion
Nothobranchiidae
Aphyosemion congicum
Aphyosemion congicum, or the Congo Aphyosemion, is a representative of the family Nothobranchiidae. This fish is not often found in home aquariums, as its keeping requires certain efforts, and breeding offspring is…
Corydoras carlae
Armored Catfish (Callichthyidae)
Corydoras carlae
Corydoras carlae, also known by its scientific name Corydoras carlae, belongs to the family Callichthyidae – these are armored or callichthyid catfishes. The catfish was named in honour of Mrs Carla Lindenaar-Sparrius;…
Corydoras melanotaenia
Armored Catfish (Callichthyidae)
Corydoras melanotaenia
Corydoras melanotaenia, also known as the Rainbow Corydoras (scientific name Corydoras melanotaenia), belongs to the family Callichthyidae, or armored catfishes. This catfish is native to South America, where it…
Crocodile Catfish
Sisoridae (Asian hillstream catfishes)
Bagarius suchus
Bagarius suchus, known as the Crocodile Catfish, belongs to the family Sisoridae, or Bagridae (mountain catfishes). This large predator is characterized by a complex temperament. Its keeping, if undertaken…
Cross Barb
Cyprinids (Cyprinidae)
Striuntius lateristriga
The Cross Barb, scientifically known as Striuntius lateristriga, belongs to the carp family (Cyprinidae). This active schooling fish reaches significant size and is constantly in motion. The only significant limitation…
Crown Pearlscale
Cyprinids (Cyprinidae)
Carassius auratus
The exact year and place of origin of this goldfish variety are well-known. In 1978, in Gamagori City, Aichi Prefecture, Japan, breeder Shigeo Watanabe developed the “Crown Pearlscale.” For several years, he diligently…
Dadiburjor's Danio
Cyprinids (Cyprinidae)
Neochela dadiburjori
The Dadiburjor's Danio, scientifically known as Neochela dadiburjori, belongs to the family Cyprinidae. It was named in honor of Sam Dadiburjor, a Mumbai aquarist whose efforts helped reveal this species to science.
Dario kajal
Badidae
Dario kajal
Dario kajal is the scientific name for this species, which belongs to the Badidae family, or Badis. This fish was first recognized as a distinct species in 2013, and before that, it was known as Dario "Bangladesh."
Dragon Tetra
Stevardiidae
Pseudocorynopoma doriae
The scientific name Pseudocorynopoma doriae indicates the Dragon Tetra's belonging to the Stevardiidae family. This species is not often found in home aquariums outside the American continent, mainly due to its modest…
Dusky Millions Fish
Poeciliidae
Phalloceros caudimaculatus
Girardinus, or Phalloceros caudimaculatus by its scientific name, is a member of the family Poeciliidae. This unpretentious species, easy to keep and breed, does not boast vibrant coloration, but its care will not cause…