![]() They are primarily found in the freshwater rivers and lakes of the Amazon Basin. Tetras are found around the world, although they are concentrated in the previously mentioned areas. Tetra Distribution, Population, and Habitat See all of our entertaining and insightful animal articles. Types of White Fish: 12 Different Aquarium Fish that are White.What Do Cherry Shrimp Eat? 10 of their Favorite Foods.The World’s 10 Favorite & Most Popular Animals.Colors are varied, ranging from silver and yellow to deep black. Males are usually thinner, while females are more rounded and tend to be larger. You’ll find a few differences between male and female tetras. Tetras have a small adipose fin between their dorsal and caudal fins, distinguishing them from other fish. The one exception is the genetically engineered glow tetra, which can grow up to six inches in size. Tetras are small fish, generally ranging in length from one to four inches. The most popular tetras also have a low price in pet stores, making them affordable. Other popular tetra species among hobbyist fishkeepers include black, cardinal, rainbow, blue, flame, rummy-nose, emperor, and bloodfin tetras. Most pet stores sell neon tetras at a low price as they are plentiful. Although there are many different species, less than 20 are commonly found in aquariums worldwide. More than 150 species of fish considered tetras live worldwide. Scientific names of some of the other tetras are yellow tetra, Hyphessobrycon bifasciatus rummy-nose tetra, Hemigrammus rhodostomus cardinal tetra, Paracheirodon axelrodi ember tetra, Hyphessobrycon amandae and glow tetra, Hemigrammus erythrozonus. The scientific name of the neon tetra, probably the best known of these aquarium fish, is Paracheirodon innesi. Tetra Classification and Scientific NameĪll tetras are members of the Chcaraciformes order and the Characidae family. Glow tetras, also called GloFish tetras, are genetically modified and can reach six inches long. The ember tetra, discovered in 1987, was named after explorer Heiko Bleher’s mother.ĥ. Tetras tend to act livelier when they are in bigger groups.Ĥ. Tetras are among the world’s most popular aquarium fish.ģ. They come in many bright colors, like yellow, cardinal, and bright greens and blues. Aquarium enthusiasts also love them because they are easy to maintain, particularly the ember tetra. They are popular because they are peaceful species that can live with many other types of aquarium features. Tetra is a general name for tropical freshwater fish of the Characidae family.
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