Depending on the kind of fish between 12 and 16 cm tall and have a strong physique with a strong chest game. They exist in many different colors, which usually have a black or gray-brown tone. The fins and body patterns (for example, binding and / or larger spots at the edge) are often quite strong and brightly colored. All species have a few weeks until the age of a uniform cross-stripe pattern. Her wide mouth is not very deeply divided, occupied by two-or tricuspid teeth. Due to a lack of sexual dimorphism, males and females can not be clearly distinguished by external characteristics. Digestion is often just about the close examination of the genital papilla, which are in sexually mature females were significantly larger ausfällt.Tropheus ovophile mouthbrooders, where the female takes over the care of the brood. During courtship the male presents the female across the front and shakes the entire Körper.Willigt one the female spawns it on a flat surface is relatively large eggs and takes them on at once in her mouth. Then the couple takes up a T-shaped position, which placed the male's genital opening at the mouth of the female, and so releases the sperm fertilizes the egg. After about 28 days left then 5-15, but a maximum of 25 young animals, the mouth of the mother. The fry are then between 10 and 12 mm in size.