Spagliaceae, they like to play with sand, and this type of fish has beautiful body color, looks good, and is easy to raise, such as three lake cichlids, African prince, yellow, blue jasmine, blue fire phoenix, red and earth-eating porgy. Such as various types of Guandao, American porgy, Hulk, Texas panther and so on. If you want to raise them, you should raise them well, the color is good, it looks good, but there are too many sand and stones, and you are not afraid of the water quality becoming alkaline.