Page 21 of 21

Synodontis nigriventris
The Upside-down Catfish, scientifically known as Synodontis nigriventris, belongs to the family Mochokidae. Its name accurately reflects the main characteristic of this species: it constantly swims upside down. It is…

Sphaerichthys vaillanti
Sphaerichthys vaillanti, known as Vaillant's Gourami, belongs to the family Osphronemidae. This fish is relatively easy to keep and breed, and it coexists well with many other species. It is believed that the majority…

Hydrolycus armatus
The Vampire Fish, or Payara (scientific name Hydrolycus armatus), belongs to the family Cynodontidae. This species is one of the largest predators inhabiting the river systems of South America. It is not suitable for…

Hydrolycus scomberoides
The scientific name Hydrolycus scomberoides, belonging to the family Cynodontidae, is given to the Vampire Tetra, a true predator from South American rivers. This species is not recommended for beginner aquarists due to…

Melanotaenia vanheurni
Van Heurn's Rainbowfish, scientifically known as Melanotaenia vanheurni, belongs to the family Melanotaeniidae. This fish was named in honor of the Dutch explorer Cornelis Willem van Heurn, who discovered this species…

Xiphophorus variatus
The Variable Platy, or Platy variatus, is the common name for Xiphophorus variatus, belonging to the family Poeciliidae. This species, along with the closely related Platy, is among the most common aquarium fish. Their…

Carassius auratus
Among the numerous varieties of aquarium fish, the Veiltail Goldfish stands out for its exceptional beauty. However, it should be noted that this species is considered one of the most demanding in terms of keeping and…

Xiphophorus hellerii
The Veiltail Swordtail is a collective name for ornamental swordtail varieties characterized by their long and large fins. Among the most well-known representatives of this group are the Flag Swordtail, Lyretail…

Leporinus steyermarki
Leporinus steyermarki, also known as the Venezuelan Leporinus, is a representative of the family Anostomidae. This fish was named in honor of Julian Steyermark, who led a botanical expedition to Venezuela in 1953 and…

Tanichthys micagemmae
The Vietnamese Cardinal, or Tanichthys micagemmae by its scientific name, belongs to the family Cyprinidae (Carps). This fish was first discovered in 2001 and quickly found its place in home aquariums. It became a…

Lepidocephalichthys sp. «LE1»
The scientific name Lepidocephalichthys sp. «LE1» is assigned to the Vietnamese Marble Loach, a representative of the family Cobitidae, or true loaches. This fish is sometimes encountered by aquarists, but its exact…

Rasbora vulcanus
The scientific name Rasbora vulcanus belongs to the Volcano Rasbora, a member of the family Cyprinidae, or carps. Its name is quite remarkable and has a simple explanation: dominant males display a bright orange-red…

Xiphophorus maculatus
The Wagtail Platy, often considered a benchmark or even a classic example among platies, is the fish usually associated with this entire group of attractive fish. Its body can be red, orange, or golden, which contrasts…

Carassius auratus
The Wakin is one of the oldest artificially bred forms of Goldfish. The development of this variety occurred in China between the second and fourth centuries AD, and for many centuries, it remained unchanged. Intensive…

Glossolepis wanamensis
The Wanam Lake Rainbowfish, known scientifically as Glossolepis wanamensis, or Bluish Glossolepis, belongs to the family Melanotaeniidae. This fish is native to the island of New Guinea. Its natural habitat is Lake…

Corydoras undulatus
Corydoras undulatus, or Wavy Corydoras (scientific name Corydoras undulatus), belongs to the family Callichthyidae, known as Armored Catfish. This small catfish originates from the waters of South America; specifically,…

Corydoras weitzmani
The scientific name Corydoras weitzmani is given to Weitzman's Corydoras, belonging to the family Callichthyidae (armored catfish). This fish is named after Dr Stanley Weitzman, an American ichthyologist.

Iriatherina werneri
Iriatherina werneri, also known as Werner's Rainbowfish, belongs to the family Melanotaeniidae. This astonishingly beautiful fish has a unique appearance that makes it unmistakable. Its care and breeding are relatively…

Acestridium dichromum
The Whiptail Catfish, or Acestridium dichromum, belongs to the family Loricariidae, which includes armored catfish. This species first became available to aquarists in the late 1990s, making it relatively new to the…

Danio dangila
Danio dangila, or Whiskered Danio (scientific name Danio dangila), belongs to the family Cyprinidae, known as carps. This fish stands out from other Danios due to its noticeably longer barbels. Its ease of care,…

Tanichthys albonubes
The White Cloud Mountain Minnow (Tanichthys albonubes), a member of the Cyprinidae family, is an extremely popular aquarium fish due to its undemanding care and ease of breeding. By 2010, four stable selective forms had…

Poecilia sphenops
The White Molly, also known as the “Snowflake” Molly, is a collective name. It is used to refer to selective color variations of Poecilia velifera or Poecilia latipinna, as well as their hybrids. This species is…

Serrasalmus brandtii
The White Piranha, also known as Brandt's Piranha (Serrasalmus brandtii), is a member of the family Serrasalmidae. Its name commemorates the German naturalist Johann Friedrich von Brandt (1802–1879); the species itself…

Xiphophorus maculatus
White Platy — this is the English trade name for the “White Platy.” This decorative variety of the common Platy emerged as a result of selective breeding, which suppressed the genes responsible for pigmentation. The…

Xiphophorus hellerii
The White Swordtail, known as Xiphophorus hellerii (White variety), belongs to the family Poeciliidae. This breed, a result of selective breeding from the Koi Swordtail, was specifically developed to exclude red and…

Gymnocorymbus ternetzi
The White Tetra, scientifically known as Gymnocorymbus ternetzi, is part of the Acestrorhamphidae family. This widely available and very popular fish is a selective breeding form, artificially bred from the Black Tetra.…

Corydoras albolineatus
The white-striped Corydoras, named Corydoras albolineatus, is a member of the Callichthyidae family (Armored or Callichthyid Catfishes). Before its official scientific description in 2004, this species was known by the…

Bagrichthys majusculus
The White-whiskered Catfish, scientifically known as Bagrichthys majusculus, belongs to the family Bagridae, or Bagrid Catfishes. This fish will find its admirers, despite its tendency to hide in shelters for most of…

Catoprion mento
The Wimple Piranha, known scientifically as Catoprion mento, is classified in the family Serrasalmidae, or Piranhas. It is interesting to note that, despite its name, this species is not part of the group of classic…

Betta coccina
Betta coccina, known as the Wine Red Betta, belongs to the family Osphronemidae. This beautiful fighting fish is distinguished by its rich crimson hue. If the necessary keeping conditions are met, it is quite easy to…

Xenotilapia flavipinnis
Xenotilapia flavipinnis, also known as the "Yellow Sand" cichlid, belongs to the family Cichlidae. This small fish is endemic to Lake Tanganyika in East Africa, where it inhabits areas with sandy bottoms. It exhibits a…

Xenotoca eiseni
Xenotoca eiseni, known as the Redtail or Orange Xenotoca, belongs to the family Goodeidae. This livebearing fish attracts attention with its bright colors and hardiness. It could be a wonderful addition to a freshwater…

Amatitlania nanolutea
Amatitlania nanolutea, also known as the Yellow Cryptoheros or Yellow Cichlid, belongs to the family Cichlidae. Previously, the species was classified as Cryptoheros nanoluteus. This fish is distinguished by its vibrant…

Poecilia reticulata
Yellow Guppies, known scientifically as Poecilia reticulata (Yellow variety), are members of the Poeciliidae family. This designation encompasses a significant number of breeds characterized by a predominance of yellow…

Wallaceochromis humilis
The cichlid with the scientific name Wallaceochromis humilis, also known as the Yellow-bellied Parrot Cichlid, Yellow-bellied Kribensis, or Yellow Kribensis, belongs to the family Cichlidae. It is a beautiful and…

Hyphessobrycon roseus
The Yellow Phantom Tetra, scientifically known as Hyphessobrycon roseus, belongs to the Acestrorhamphidae family. This freshwater fish is notably popular among aquarists due to its ease of care and breeding. It also…

Xiphophorus maculatus
The Yellow, or Gold, Platy, known in the English-speaking trade as Yellow / Gold Platy, is the result of selective breeding and does not occur in nature. Its parent species is the common Platy (Xiphophorus maculatus).…

Hyphessobrycon bifasciatus
The Yellow Tetra (Hyphessobrycon bifasciatus), a member of the Acestrorhamphidae family, possesses a pleasant yellow hue that allows it to stand out in an aquarium. These fish are readily available, easy to keep and…

Nannacara anomala
Nannacara anomala, also known as the Yellow-Eyed Cichlid or Golden Dwarf Cichlid, belongs to the family Cichlidae. This fish attracts attention with its vibrant coloration, and its unpretentious and friendly nature…

Danio feegradei
Danio feegradei, also known as Feegrade's Danio or Yoma Danio, is a member of the Cyprinidae family. The fish received its scientific name in honor of E. S. Feegrade, a public health service officer in Burma, while its…

Poecilia velifera
The Sailfin Molly, scientifically known as Poecilia velifera, is a member of the Poeciliidae family. In the aquarium hobby, it is also known as the Giant Sailfin Molly.

Brachyplatystoma juruense
The Striped Brachyplatystoma, also known as the Golden Zebra Catfish (scientific name Brachyplatystoma juruense), belongs to the family Pimelodidae, which includes flat-headed catfish. This large predatory fish inhabits…

Danio rerio
The Zebra Danio (scientific name Danio rerio) belongs to the carp family (Cyprinidae). This species was one of the first tropical fish to be actively bred as aquarium pets. Currently, this fish is very popular due to…

Gastromyzon zebrinus
The Zebra Gastromyzon, also known by its scientific name Gastromyzon zebrinus, belongs to the family Balitoridae. This species does not attract the attention of all aquarists, which is due to its unusual appearance,…

Botia striata
The Striata Loach, also known as the Zebra Loach or Striped Loach (scientific name Botia striata), belongs to the family Botiidae. This species is undemanding and relatively easy to keep if provided with suitable…

Maylandia zebra
Maylandia zebra, known as Zebra Mbuna or Blue Pseudotropheus zebra, belongs to the family Cichlidae. Although previously classified under the genus Pseudotropheus, the outdated name is still actively used. This fish is…

Otocinclus cocama
Otocinclus cocama, also known as the sucker catfish, zebra otocinclus, or algae-eating catfish, belongs to the family Loricariidae, which unites armored catfishes. This fish does not boast bright coloration and leads a…

Hypancistrus zebra
The Zebra Hypancistrus, scientifically known as Hypancistrus zebra or simply Zebra Pleco, belongs to the Loricariidae family. This species appeared in the aquarium hobby relatively recently. From the 1990s, there was an…

Balitoropsis zollingeri
The fish known as Zollinger's Balitorid, or Balitoropsis zollingeri by its scientific name, belongs to the family Balitoridae, which includes river loaches. It was named in honor of the Swiss botanist Heinrich Zollinger…