Betta fish are known throughout the world, including in Southeast Asia.
Betta fish are usually placed in a small container. Betta fish because it is difficult to be mixed with other fish. However, to maintain halfmoon betta fish, betta fish should be kept in an aquarium is large enough. It aims to avoid damage to the fins and tails. Moreover, the beauty of Halfmoon betta fish we can enjoy if we keep in an aquarium. Aquarium commonly used is aquarium solitary with the size 15x15x20 cm. However, there are also lovers of betta fish aquarium using measuring 30x15x20 cm.