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The Blue Dolphin Cichlid (*Cyrtocara moorii*), also known as the Hump-Head or Blue Moorii, is a captivating freshwater fish native to Lake Malawi in Africa. Its striking blue coloration and distinctive nuchal hump give it a dolphin-like appearance, making it a favorite among aquarists. This species is relatively peaceful compared to other cichlids, making it suitable for both beginner and intermediate fishkeepers. **What makes the Blue Dolphin Cichlid unique?** Its vibrant blue hue and prominent forehead hump set it apart, offering a distinctive aesthetic to aquariums. **Is this species suitable for novice aquarists?** Yes, with proper care and attention to its specific needs, the Blue Dolphin Cichlid can thrive in home aquariums. **Care and Environment** Providing an appropriate environment is crucial for the health and well-being of the Blue Dolphin Cichlid. **What is the minimum tank size for a Blue Dolphin Cichlid?** A minimum of 160 liters is recommended for a single fish, with larger tanks needed for groups. **What are the ideal water parameters?** - **Temperature:** Maintain between 23°C and 28°C. - **pH Level:** Keep between 7.5 and 8.5. - **Water Hardness:** Aim for 10-20 dGH. **How should the tank be set up?** Use a sandy substrate to mimic their natural habitat, and provide ample open swimming space along with rocky structures to create hiding spots. **What are their feeding requirements?** Blue Dolphin Cichlids are omnivorous with a carnivorous tendency. In the wild, they follow substrate-digging fish to feed on disturbed invertebrates. In captivity, offer a varied diet including high-quality pellets, flakes, and frozen or live foods like brine shrimp and bloodworms. **Are there any specific challenges in keeping this species?** They can be sensitive to poor water quality, so regular maintenance and monitoring are essential. Additionally, males may display territorial behavior, especially during breeding. **Origin and Habitat** The Blue Dolphin Cichlid is endemic to Lake Malawi in East Africa. It inhabits sandy and muddy coastal areas, often following substrate-digging fish to feed on disturbed invertebrates. **What type of environment does this species prefer?** They thrive in sandy substrates with open swimming areas and some rocky structures for shelter. **Are there seasonal variations in their natural habitat?** Lake Malawi experiences minimal seasonal changes, providing a stable environment for its inhabitants. **Temperament and Compatibility** Blue Dolphin Cichlids are generally peaceful but can exhibit territorial behavior, especially during breeding. They are best kept with other similarly sized and tempered cichlids. **Do they shoal or prefer solitude?** They are often found in small groups and can be kept in groups in captivity. **What are suitable tank mates?** Compatible species include other peaceful cichlids like Peacock Cichlids and Frontosa. Avoid aggressive species or those significantly smaller in size. **How can aggression be minimized in the tank?** Providing ample space, hiding spots, and maintaining appropriate male-to-female ratios can help reduce territorial disputes. **Interesting Facts** - Both male and female Blue Dolphin Cichlids develop a nuchal hump, contributing to their dolphin-like appearance. - They exhibit a unique feeding behavior by following substrate-digging fish to capture disturbed prey. - This species has been popular in the aquarium trade since the late 1960s. **Sources** All information in this article has been gathered from the following reputable sources: - tropicalfishsite.com - xaviersexotics.com - aquariumdomain.com