The black neon tetra is a freshwater fish of the characin family (Characidae) of the order Characiformes. It is native to the Paraguay basin of southern Brazil. They are often found in the aquarium trade.
Sterba's corydoras is a member of the South American Corydoras genus of freshwater aquarium catfish and one of the most popular species of Corydoras due to its attractive markings. The fish is native to the Guaporé River region between Bolivia and Brazil.
The blacktop corydoras is a tropical freshwater fish belonging to the subfamily Corydoradinae of the family Callichthyidae. It originates in inland waters in South America, and is found in the Amazon River basin in Ecuador and Northern Peru. It was described by Edward Drinker Cope in 1872.
Adolfo's catfish is a tropical freshwater fish belonging to the Corydoradinae sub-family of the family Callichthyidae. It originates in inland waters in South America, and is found in the Rio Negro basin and the Rio Uapes in Brazil. It is also known as Adolfo's corydoras. It has similar patterns to the C. imitator but it has a shorter snout and red coloration in front of its dorsal fin.
The pink corydoras is a tropical freshwater fish belonging to the subfamily Corydoradinae of the family Callichthyidae. It originates in inland waters in South America, and is found in the Meta River basin in Colombia. A maximum body length of 4.2 cm has been reported. It was named in honor of pet-book publisher Herbert R. Axelrod (1927–2017), who helped collect type series and sent it to the Senckenberg Museum in Frankfurt, Germany.
The tailspot corydoras is a tropical freshwater fish belonging to the Corydoradinae sub-family of the family Callichthyidae. It originates in inland waters in South America, and is found in the Guaporé River basin in Brazil.
The barredtail corydoras or Cochu's catfish is a tropical freshwater fish belonging to the Corydoradinae sub-family of the family Callichthyidae. It originates in inland waters in South America, and is found in the Upper Araguaia River basin in Brazil. In the system of "C-Numbers" developed by the German fishkeeping magazine DATZ to identify undescribed species of Corydoras in the aquarium hobby, this fish had been assigned number "C22" until it was correctly identified.
Corydoras haraldschultzi is a tropical freshwater fish belonging to the Corydoradinae sub-family of the family Callichthyidae. It is found in Brazil and Bolivia.
Corydoras narcissus is a tropical freshwater fish belonging to the Corydoradinae sub-family of the family Callichthyidae. It originates in inland waters in South America, and is found in the Purus River in the central Amazon Basin in Brazil. It is commonly known as the long nose arched cory. These fish are identifiable by the two dark stripes that run alongside their dorsal fins.
Corydoras reticulatus, also called the reticulated corydoras, mosaic corydoras, network catfish, or network corydoras, is a tropical freshwater fish belonging to the Corydoradinae sub-family of the family Callichthyidae. It originates in inland waters in South America, and is found in the Lower Amazon River basin in Brazil.
Schwartz's catfish is a tropical freshwater fish belonging to the Corydoradinae sub-family of the family Callichthyidae. It originates in inland waters in South America, and is found in the Purus River basin in Brazil.
Britski's catfish is a tropical freshwater fish belonging to the subfamily Corydoradinae of the family Callichthyidae native to South America where it is found in the upper Paraguay River basin in Brazil. This species was formerly classified as Brochis britskii.
The sixray corydoras or false corydoras is a tropical freshwater fish belonging to the Corydoradinae sub-family of the family Callichthyidae. It originates in inland waters in South America, and is found in the upper Araguaia River basin in Brazil.
Heterobranchus boulengeri is a species of airbreathing catfish found in the Democratic Republic of the Congo, Zambia and Zimbabwe. It is found in Lake Mweru, the Lukonzolwa River and the upper Congo River.
Corydoras virginiae, the Miguelito cory, is a species of armored catfish from the family Callichthyidae, found commonly in Peru.
Corydoras agassizii is a species of catfish found in the Amazon basin. It can be found in the border area of Peru and Brazil. It lives in tropical waters with a water temperature of 22 - 26 °C, a pH of 6.0 - 8.0 and a hardness of 2 - 25 dH.
Corydoras isbrueckeri is a tropical freshwater fish belonging to the Corydoradinae sub-family of the family Callichthyidae. It originates in inland waters in South America. Corydoras isbrueckeri is found in Bolivia.
Corydoras noelkempffi is a tropical freshwater fish belonging to the Corydoradinae sub-family of the family Callichthyidae. It originates in inland waters in South America. Corydoras noelkempffi is found in Bolivia.
Corydoras coriatae is a tropical freshwater fish belonging to the Corydoradinae sub-family of the family Callichthyidae. It originates in inland waters in South America. Corydoras coriatae is restricted to Ucayali River basin in Peru.
Corydoras robineae the banner-tail corydoras is a tropical freshwater fish belonging to the Corydoradinae sub-family of the family Callichthyidae. It originates in inland waters in South America. Corydoras robineae is restricted to the Upper Negro River basin.
