Fishes
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Eight-banded Ctenopoma
Anabantidae
Microctenopoma fasciolatum
Microctenopoma fasciolatum, or the eight-banded ctenopoma, belongs to the family Anabantidae and is an African labyrinth fish. This species is easy to keep and breed. Thanks to its original coloration and good…
Electric Blue Hap
Cichlids (Cichlidae)
Sciaenochromis fryeri
The Electric Blue Hap, known scientifically as Sciaenochromis fryeri, belongs to the Cichlidae family. This is an energetic and brightly colored fish, however, its temperament can be quite complex. For this reason, it…
Elegant Corydoras
Armored Catfish (Callichthyidae)
Corydoras elegans
The Elegant Corydoras, scientifically known as Corydoras elegans, belongs to the family Callichthyidae, which includes armored or callichthyid catfishes. Its name is derived from the Latin word "elegans," meaning…
Elegant Rasbora
Cyprinids (Cyprinidae)
Rasbora elegans
Rasbora elegans, or the Elegant Rasbora, belongs to the family Cyprinidae. This fish is characterized by an active, peaceful disposition and good hardiness, successfully adapting to various conditions. Despite its…
Elephantfish
Mormyridae
Gnathonemus petersii
Peters's Elephantnose Fish, often referred to as the Elephantfish or Nile Elephantfish (scientific name Gnathonemus petersii), belongs to the family Mormyridae. Its exotic appearance, resembling an elephant's trunk due…
Emerald Betta
Osphronemidae
Betta smaragdina
Betta smaragdina, also known as the Emerald Betta or Green Betta, is a member of the family Osphronemidae. This fish is attractive due to its beauty and relative ease of care, provided some basic requirements are met.…
Emerald Catfish
Armored Catfish (Callichthyidae)
Corydoras splendens
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
Cyprinids (Cyprinidae)
Danio erythromicron
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,…
Emperor Botia
Botiidae
Botia udomritthiruji
The scientific name Botia udomritthiruji belongs to the Emperor Botia, which is part of the Botiidae family (Loaches). This species adapts well to aquarium conditions and does not cause much trouble. The fish is…
Emperor Tetra
Acestrorhamphidae
Nematobrycon palmeri
Nematobrycon palmeri, known as the Emperor or Royal Tetra, belongs to the family Acestrorhamphidae. Its popularity is due to its striking coloration, peaceful disposition, ease of care, and relatively high hardiness.…
Empire Gudgeon
Sleepers (Eleotridae)
Hypseleotris compressa
The Empire Gudgeon, also known as Hypseleotris compressa, is a member of the Eleotridae family. This vibrant, undemanding fish coexists well with other aquarium inhabitants. The main challenge in its keeping arises from…
Endler's Guppy
Poeciliidae
Poecilia wingei
Endler's Guppy, scientifically known as Poecilia wingei, belongs to the family Poeciliidae. This vibrant and colorful fish is easy to keep and breed, making it an excellent choice for beginners in the aquarium hobby.…
Enteromius candens
Cyprinids (Cyprinidae)
Enteromius candens
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…
Epalzeorhynchos
Cyprinids (Cyprinidae)
Epalzeorhynchos kalopterum
The Red-Finned Epalzeorhynchos, scientifically known as Epalzeorhynchos kalopterum, belongs to the carp family (Cyprinidae) and is often referred to as the Flying Fox. This active fish, while not boasting original…
Esomus Fish
Cyprinids (Cyprinidae)
Esomus thermoicos
Esomus, scientifically known as Esomus thermoicos, belongs to the extensive Carp family (Cyprinidae). It is sometimes called the Bearded Rasbora due to the presence of two long barbels. These fish have an elongated,…
Espei Rasbora
Cyprinids (Cyprinidae)
Trigonostigma espei
Trigonostigma espei, known as the Espei rasbora or false harlequin rasbora, belongs to the family Cyprinidae. This attractive, miniature schooling fish inhabits overgrown streams in tropical rainforests. It was only in…
Etroplus Canara
Cichlids (Cichlidae)
Etroplus canarensis
Etroplus Canara, scientifically known as Etroplus canarensis, belongs to the family Cichlidae. This fish was named after the region of its discovery – South Canara, located in the Indian state of Karnataka. This species…
Everett's Barb
Cyprinids (Cyprinidae)
Barbodes everetti
Everett's Barb, scientifically known as Barbodes everetti (formerly Puntius everetti), is a member of the Cyprinidae family. This tropical fish is characterized by its active behavior and striking coloration,…
Exclamation Barb
Cyprinids (Cyprinidae)
Dawkinsia exclamatio
The Exclamation Barb, scientifically known as Dawkinsia exclamatio, belongs to the family Cyprinidae. Its Latin name consists of two parts: "dawkinsia" pays homage to the English ethologist and evolutionary biologist…
Exodon
Characidae
Exodon paradoxus
The scientific name Exodon paradoxus is firmly established for this fish, which belongs to the Characidae family. Its name contains the element “paradoxical,” likely reflecting the astonishing behavioral characteristics…
False Black Tetra
Acestrorhamphidae
Gymnocorymbus thayeri
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…
False Chocolate Gourami
Osphronemidae
Parasphaerichthys lineatus
The scientific name Parasphaerichthys lineatus belongs to the family Osphronemidae, and this species is known as the False Chocolate Gourami. This fish is modest in size, does not stand out with a bright appearance, and…
False Corydoras
Heptapterid catfishes (Heptapteridae)
Brachyrhamdia imitator
The scientific name Brachyrhamdia imitator, also known as the False Corydoras, belongs to the family Heptapteridae, or Heptapterid catfishes. Its natural habitat is the Caura River basin, which is a tributary of the…
False Neon Tetra
Acestrorhamphidae
Paracheirodon simulans
The False Blue Neon Tetra, scientifically known as Paracheirodon simulans, is a member of the Acestrorhamphidae family. It is significantly less common in the aquarium trade than other Neon species, yet it is no less…
False Network Catfish
Armored Catfish (Callichthyidae)
Corydoras sodalis
Corydoras sodalis, known as the reticulated corydoras, belongs to the family Callichthyidae, which includes armored catfishes. The historical habitat of this fish is South America. It can be found in the upper Amazon…
False Piraíba
Pimelodidae (Long-whiskered Catfishes)
Brachyplatystoma capapretum
The False Piraíba, scientifically named Brachyplatystoma capapretum, belongs to the family Pimelodidae, also known as long-whiskered or flat-headed catfishes. This large predatory fish is often found in public aquariums…
False Pristella Tetra
Acestrorhamphidae
Hyphessobrycon simulatus
Hyphessobrycon simulatus, or the False Pristella Tetra (also known as the False Transparent Tetra), belongs to the Acestrorhamphidae family. As its name suggests, this fish bears a resemblance to the Pristella Tetra,…
False Rummy-Nose Tetra
Acestrorhamphidae
Petitella georgiae
A member of the Acestrorhamphidae family, Petitella georgiae, is scientifically known as the “False Rummy-Nose Tetra” or “False Rummy-Nose.” As its name suggests, this fish bears a striking resemblance to two closely…
Fantail Goldfish
Cyprinids (Cyprinidae)
Carassius auratus
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.…
Farlowella
Armored Catfishes (Loricariidae)
Farlowella acus
Farlowella (Farlowella acus) is a unique species of catfish belonging to the family Loricariidae, known as armored or suckermouth catfish. These fish are distinguished by their extremely original appearance, resembling…
Fasciated Rainbowfish
Rainbowfishes (Melanotaeniidae)
Chilatherina fasciata
Chilatherina fasciata, known as the Fasciated Rainbowfish, is a member of the family Melanotaeniidae. This fish is distinguished by its brightness and active behavior, and its coloration can vary significantly. A single…
Fasciolatus Barb
Cyprinids (Cyprinidae)
Enteromius fasciolatus
A representative of the Cyprinidae family, known as the Fasciolatus Barb or African Banded Barb (scientific name Enteromius fasciolatus), is a rather rare guest among African barbs. Like its Asian counterparts, this…
Featherfin Synodontis
Mochokidae
Synodontis eupterus
The Featherfin Synodontis, also known as Synodontis eupterus, belongs to the category of catfish that sometimes adopt an unusual upside-down swimming position. It is important to note that this behavior is not constant,…
Fenestratus
Cichlids (Cichlidae)
Protomelas fenestratus
Protomelas fenestratus, known as Fenestratus, belongs to the Cichlidae family. This species is endemic and found exclusively in Lake Malawi, located on the African continent.
Festae Cichlid
Cichlids (Cichlidae)
Mesoheros festae
Cichlidae is the family to which the Festae cichlid belongs, also known as the orange cichlid or "Red Terror" cichlid. Its scientific name is Mesoheros festae. In the past, it was classified differently, under the name…
Festivum cichlid
Cichlids (Cichlidae)
Mesonauta festivus
The Festivum cichlid, or Mesonauta festivus, belongs to the Cichlidae family. These fish are an excellent choice for beginner aquarists, as they are hardy and undemanding. They are easy to keep and breed, and can…
Figure Eight Puffer
Pufferfish (Tetraodontidae)
Dichotomyctere ocellatus
The Figure Eight Puffer, scientifically known as Dichotomyctere ocellatus, belongs to the family Tetraodontidae. These fish have earned a reputation as charming creatures due to their large, expressive eyes and…
Filament Barb
Cyprinids (Cyprinidae)
Dawkinsia filamentosa
A member of the Cyprinidae family, known as the Filament Barb (scientific name Dawkinsia filamentosa), is an active schooling fish. Its compatibility with many popular aquarium species makes it attractive to…
Fire-tailed Apistogramma
Cichlids (Cichlidae)
Apistogramma viejita
Apistogramma viejita, also known as the Fire-tailed Apistogramma, belongs to the Cichlidae family. This fish attracts attention with its bright coloration and calm temperament, allowing it to coexist well with many…
Firefly Rasbora
Cyprinids (Cyprinidae)
Boraras urophthalmoides
Boraras urophthalmoides, known as the Firefly Rasbora, belongs to the family Cyprinidae. This fish is characterized by its miniature size, bright and vibrant coloration, and high activity. Its keeping and breeding do…
Firehead Tetra
Acestrorhamphidae
Petitella bleheri
The Bleeding Heart Tetra, also known as the Rummy-nose Tetra (Petitella bleheri), belongs to the family Acestrorhamphidae. Its peaceful nature and availability have made it extremely popular among aquarists worldwide.…
Fischer's Chaetostoma
Armored Catfishes (Loricariidae)
Chaetostoma fischeri
Chaetostoma fischeri, known as Fischer's Chaetostoma, is a member of the family Loricariidae, or armored catfish. Its natural habitat is in the river systems of Central America, as well as in some South American rivers…
Five-banded Barb
Cyprinids (Cyprinidae)
Desmopuntius pentazona
The Five-banded Barb, scientifically known as Desmopuntius pentazona, belongs to the carp family (Cyprinidae). This active and attractive fish is not overly demanding to keep, provided the aquarium is set up according…
Flag Platy
Poeciliidae
Xiphophorus maculatus
The Flag Platy, also known as the Sailfin Platy in English-speaking environments, stands out with its characteristic high dorsal fin. The first rays of this fin are noticeably thickened and taller than the subsequent…
Flagtail Catfish
Armored Catfish (Callichthyidae)
Dianema urostriatum
Dianema urostriatum, more commonly known as the Striped-tailed Dianema or Flagtail Catfish, belongs to the family Callichthyidae (Armored or Callichthyid Catfishes). Its origin is associated with the vast Amazon River…
Flagtail Corydoras
Armored Catfish (Callichthyidae)
Corydoras robineae
The Flagtail Corydoras, also known as Robin's Corydoras (scientific name Corydoras robineae), belongs to the family Callichthyidae. These fish originate from the vast waters of the Rio Negro — a huge left tributary of…
Flame Gourami
Osphronemidae
Trichogaster lalius
The Flame Gourami, also known as the Flame Dwarf Gourami and officially named Trichogaster lalius, is a member of the family Osphronemidae. This is an artificially bred variety, which appeared as a result of long and…
Flame Rasbora
Cyprinids (Cyprinidae)
Rasboroides vaterifloris
The Flame Rasbora, scientifically known as Rasboroides vaterifloris, belongs to the carp family (Cyprinidae). Despite its beauty, this fish is extremely rare. Its natural habitat is a small area of Sri Lanka, where…
Flame Tetra
Acestrorhamphidae
Hyphessobrycon flammeus
Hyphessobrycon flammeus, also known as the Flame Tetra or Red Tetra, belongs to the family Acestrorhamphidae. These fish are distinguished by their beautiful fiery coloration. However, when purchased from pet stores,…
Florida
Killifish (Cyprinodontidae)
Jordanella floridae
Jordanella floridae, also known as the Florida Flagfish or American Flagfish, belongs to the family Cyprinodontidae. This beautiful fish originates from the southern US state of Florida; its second name comes from the…
Flowerhorn
Cichlids (Cichlidae)
Amphilophus hybrid
The Cichlidae family includes a remarkable representative — the Flowerhorn, also known as the Flowerhorn Cichlid. This fish stands out for its vibrant coloration and unusual shape, making it an excellent choice for…
Fly River Rainbowfish
Rainbowfishes (Melanotaeniidae)
Melanotaenia sexlineata
The Fly River Rainbowfish, also known as the Fly Rainbowfish, bears the scientific name Melanotaenia sexlineata and belongs to the family Melanotaeniidae. One of its names reflects its habitat — the Fly River basin on…
Flying barb
Cyprinids (Cyprinidae)
Esomus danrica
The flying barb, scientifically known as Esomus danrica, is a member of the Cyprinidae family, or carps. This fish first arrived in Europe in 1905, brought from British colonies in Asia. In its early years, it gained…
Foersch's Betta
Osphronemidae
Betta foerschi
Betta foerschi, or Foersch's Betta, which received its scientific name Betta foerschi, belongs to the extensive Osphronemidae family. This fish was named after Dr. Walter Foersch, the person who first collected its…
Forest Halfbeak
Halfbeaks (Zenarchopteridae)
Hemirhamphodon pogonognathus
The Hemirhamphodon pogonognathus, known in the scientific world as Hemirhamphodon pogonognathus, is a representative of the family Zenarchopteridae (Halfbeaks). This fish, also called the Forest Halfbeak, attracts…
Forktail Loach
Cobitidae (Loaches)
Lepidocephalichthys furcatus
The Forktail Loach, scientifically known as Lepidocephalichthys furcatus, belongs to the family Cobitidae (Loaches). Although not distinguished by bright coloration, these fish possess other valuable qualities: they are…
Forktail Rainbowfish
Pseudomugilidae
Pseudomugil furcatus
The Forktail Rainbowfish, or Popondetta furcata (Pseudomugil furcatus), a representative of the family Pseudomugilidae, is a vibrant and attractive addition to any freshwater aquarium. This species became available to…
Formosa
Poeciliidae
Heterandria formosa
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
River Loaches (Balitoridae)
Hemimyzon formosanus
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…
Four-banded Barb
Cyprinids (Cyprinidae)
Puntigrus partipentazona
A representative of the Cyprinidae family, known scientifically as Puntigrus partipentazona, or the Four-banded Barb, is not frequently encountered in aquaristics. Often, these fish are sold alongside other barb species…