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Copella arnoldi, commonly known as the splash tetra or the splashing tetra, is a species of tropical freshwater fish belonging to the family Lebiasinidae. [ 1 ] [ 2 ] It is native to South America. The fish is named in honor of German aquarist Johann Paul Arnold (1869–1952), who collected the type specimen.
Hyphessobrycon agulha (also known as the red-tailed flag tetra) is a species of tetra in the family Characidae.As a freshwater fish, it inhabits the basin of the Madeira River in Brazil along with parts of Peru and Bolivia, and it reaches a maximum length of 4.3 centimetres (1.7 in). [2]
The red line tetra is similar in shape to the Buenos Aires tetra. It is a silvery fish with a red line running down the body, hence the name. Below the red line is a small yellow line and an even smaller black one. They grow to about 2.5 to 3 cm (0.98 to 1.18 in). [2]
Hemigrammus ocellifer is a South American freshwater fish, also known by the Common names of beacon fish, beacon tetra, head-and-tail light tetra and head-and-taillight tetra. [3] [4] It is found in the rivers of Guyana, Suriname, French Guiana, and the Amazon Basin of Brazil and Peru. Most specimens offered for sale in the aquatics trade are ...
The emperor tetra is a placid aquarium fish and will be disturbed by more boisterous species. It grows to 4.2 cm. [3] It prefers a pH of 6.5, a hardness of 3–6 dKH and a temperature of 23–27 °C. It does not school as readily as most tetras, and a pair appears happier than with most tetras.
The rummy-nose tetra (Petitella rhodostoma) is a species of tropical freshwater characin fish originating in South America, popular among fishkeepers as a tropical aquarium fish. [2] One of many small tetras belonging to the same genus, it is on average 5 cm (2 in) long when fully grown. [ 3 ]
Costello tetras have been kept in the aquarium hobby. Some foods aquarists feed them include flakes, pellets, and live foods. Wild caught specimens sport a characteristic golden sheen to their scales, this is due to the presence of a parasite found within their native range that causes the unusual pigmentation, captive bred Costello tetra do not display this coloration, and instead present ...
The tetra is a tropical, silver metallic-colored fish, with red-tipped fins and a black marking on the dorsal fin. The tetra is a hardy community fish for beginners, and is optimal for the beginning fish hobbyist. [4] It is also relatively large for a tetra, growing up to 7.5 cm (3 inches). [4] They can live up to 5 or 6 years.