Tetras: Best Schooling Fish for the Beginners. Different Types of Tetras.
Cardinal Tetra Tetras are the best schooling fish for the beginners. They are active and work well in community tanks. It is preferred to keep 6 or more of the same variety of fish. Planted aquarium is well suited for the tetras. Tetras belong to the family of characidae. Tetras are mostly found in the area of Africa, Central America and South America. These fishes are different from other fishes with an adipose fin, small round shape fin in between tail and dorsal fin. Size and Lifespan There are different varieties of tetras and the size of these tetras are different from one another. The maximum size of the tetras is around 5 inches. Lifespan of these fishes can vary from 5 to 10 years depending upon variety and environments. Different Types of Tetras There are over 150 varieties or unique tetras in the world. Following are the few of the most famous tetras. Neon Tetra Black Tetra Lemon Tetra Cardinal Tetra Buenos Aires Tetra Congo Tetra Glowlight Tetra Bloodfin Tetra E...