The silver arowana, sometimes spelled arawana, is a freshwater bony fish of the family Osteoglossidae, commonly kept in aquaria
Fancy Guppies are the best known and most popular aquarium fish–and no two look the same!
The freshwater hatchetfishes are a family, Gasteropelecidae, of ray-finned fish from South and Central America.
The type of breed or name of guppy is not consistent around the world.
The snakeheads are members of the freshwater perciform fish family Channidae, native to parts of Africa and Asia. These elongated, predatory fish are distinguished by their long dorsal fins, large mouths, and shiny teeth.
The Siamese tigerfish is a critically endangered Asian fish native to the Chao Phraya, Mae Klong and Mekong basins.