It is 20 to 25 centimeters long and originated in Guatemala, Central America. It likes weak acid to neutral water and clean soft water. Fierce temperament, color changes greatly. Some fish are colorful, but if they are not well raised, they have no characteristics. Strong and easy to raise, unlimited feed. Breeding is not easy, but it is not easy to distinguish between male and female fish. Moreover, the mature male fish has a prominent forehead and is extremely fierce in estrus, so be especially careful when pairing, otherwise his partner will often be attacked to death. Because it is one of the parent fish for breeding blood parrot, it is rare in the market at present, but it is a popular fish species in fish farms.

Myxocyprinus asiaticus

Seeing the bright red color on the lower edge of its cheek, you can understand that this is the most appropriate name. It belongs to a large South American cichlid, but it just stays quietly in a corner, guarding its territory. When the breeding season comes, it looks extremely violent and fierce, and often beats other fish black and blue, or even kills them. However, due to its powerful and fixed genetic factors, it has become a species collected by breeders.

Pearl crater fish cichlids nicaragua

The medium-sized cichlids, which are produced in rivers in South America, have thick lines and often give people a feeling of being easy to get close to. On the mature male fish, they will shine like gold, and there will be gorgeous patterns like pearls on their bodies. When fighting, they often project a thin film from the chin to the back of the throat and gills, which may look like Huang Qilin, so it often causes confusion. The longest is 20cm, but the character is still relatively gentle.

Red bellied fish

Small and medium-sized cichlids in South America are only 10 cm long and have a very bad temper. When they are angry, they will bulge their cheeks to intimidate the enemy. It has a strong territorial nature and often chases fish that enter its territory from time to time. Because there is a very bright red color from gills to chest when it is mature, it is called "fire mouth". Have the habit of swallowing sediment and filtering its bait. Therefore, when it was first imported, its English name was "Earth-eating Sparus", which has a long history in Taiwan, but it is currently a species that is being eliminated in the market.