Pseudotropheus demasoni is considered a dwarf cichlid. This species is highly aggressive towards conspecifics. Males and females have the same colour: a bright light blue body with dark blue/purple to almost black vertical stripes. In terms of length, males and females are almost the same size. Males have slightly longer pectoral fins and more pronounced egg markings.
| Scientific Name | Common Name | Size | Temperament |
| Pseudotropheus Demasoni | Demason's cichlid | 75mm | Aggressive |
| Water Temperature | Water pH | Tank Size | Diet |
| 20-24°C | 6.5–8.5 | Min 120 liters | Omnivore |
| Lifespan | Care | Difficulty Breeding | Min Population |
| 10 Years | Moderate | Easy | 1 adult/4L water |
| Robustness | Way of Living | Sociability | Availability |
| Hardy | Diurnal | Incompatible | Restricted |