Perlmutt Labidochromis sp. "Perlmutt" Perlmutt is a Lake Malawi mbuna also known as Yellow Bar or Pearl of Tanzania, valued for its pearly sheen and active rock-dwelling behavior. It is a manageable mbuna for African cichlid aquariums with hard water, plenty of rockwork, and similarly assertive tank mates. Origin and Habitat Native Region: Higga Reef and Mbamba Bay, Lake Malawi. Natural Habitat: Deep rocky habitat. Physical Characteristics Size: Up to about 5 inches. Coloration: Dimorphic; mature males show the strongest pearly coloration and yellow-bar patterning, while females and juveniles are more subdued. Body Shape: Compact mbuna body built for active movement through rockwork. Behavior and Temperament Temperament: Mildly aggressive. Social Behavior: Best kept with compatible Lake Malawi mbuna in a rock-structured aquarium with clear territories. Aquarium Care Tank Size: A 55 gallon aquarium or larger is recommended. Water Parameters: 74-84°F, pH 7.4-8.4, hard water. Tank Setup: Provide sand or fine substrate, extensive rockwork, caves, sight breaks, and strong filtration. Diet and Feeding Primary Staple: Feed a quality daily diet such as Ron’s Mbuna Food. Juveniles: Growing fish can be fed Ron’s Juvenile Food. Fry: Newly released fry should be started on Ron’s Fry Food. Feeding Frequency: Feed 1–2 small meals daily and avoid overfeeding. Breeding Breeding Type: Maternal mouthbrooder. Breeding Notes: Males display around rock territories and females hold eggs and fry in the mouth. Fry should be protected with rock cover or moved to a grow-out setup after release. Tank Mates Compatible With: Other compatible Lake Malawi mbuna and sturdy African cichlids of similar size and temperament. Avoid: Tiny fish, delicate community fish, and very aggressive mbuna in cramped aquariums.