Ruby Green Haplochromis sp. "Ruby Green" Ruby Green is a Lake Victoria-region haplochromine cichlid known for strong mature male color and active rocky-habitat behavior. It is best kept in hard, alkaline water with compatible African cichlid tank mates and enough structure to manage territorial behavior. Origin and Habitat Native Region: Lake Victoria. Natural Habitat: Shallow rocky areas. Physical Characteristics Size: Up to about 5 inches. Coloration: Dimorphic; mature males show the strongest ruby-green display color, while females and juveniles are more subdued. Body Shape: Compact haplochromine body with an active swimming profile. Behavior and Temperament Temperament: Mildly aggressive, with aggressive conspecific behavior possible. Social Behavior: Best kept with compatible Victorian cichlids or similarly sized African cichlids in a structured aquarium. 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, rockwork, caves, sight breaks, and strong filtration. Diet and Feeding Primary Staple: Feed a quality daily diet such as Ron’s Peacock & Hap Adult 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 and may claim territories. Females hold eggs and fry in the mouth, and fry should be protected after release. Tank Mates Compatible With: Compatible Victorian cichlids and similarly sized African cichlids. Avoid: Very aggressive mbuna, tiny fish, delicate community fish, and soft-water species. Conservation Status Populations of Haplochromis sp. "Ruby Green" are listed by CARES as a priority species with a Vulnerable classification. Ron’s Cichlids promotes sustainability by captive breeding this species for the aquarium trade, helping reduce pressure on wild-caught specimens.