Chrysiptera hemicyanea Yellowbelly Damselfish

The Yellow-bellied Demoiselle (Chrysiptera hemicyanea) is a lively, colorful, and extremely robust marine fish that is very popular, especially among beginners and advanced aquarists. With its intense cobalt-blue upper body and contrasting bright yellow belly area, it provides impressive color accents and plenty of life in the reef aquarium. Thanks to its easy care and adaptability, it is an ideal choice for community and reef tanks.

🐟 Characteristics

• Size: Adult animals reach a length of about 6–7 cm.

• Coloration: The Yellow-bellied Demoiselle displays a bright blue upper side and an intensely yellow lower body, creating a striking color contrast. Under LED reef lighting, its colors glow particularly vibrantly.

• Behavior: Chrysiptera hemicyanea is an active, curious, and resilient reef fish that brings a lot of movement to the aquarium. In sufficiently large tanks, it can be well socialized with other robust fish.

🌊 Care & Maintenance

• Aquarium Size: Suitable from 150 liters. A well-structured reef setup with hiding places and swimming space is ideal.

• Water Parameters: Temperature: 24–27 °C, pH value: 8.0–8.4, Density: 1.022–1.025.

• Compatibility: Can be kept well with other peaceful to slightly assertive fish. In smaller tanks, it can become territorial – multiple animals should only be kept in larger aquariums with sufficient hiding places.

• Food: Readily accepts frozen, live, and dry food. A varied diet of Artemia, Mysis, and high-quality granules promotes vitality and color intensity.

🌟 Special Features & Benefits

The Yellow-bellied Demoiselle is an ideal beginner fish for saltwater aquariums. It is extremely robust, colorful, active, and provides a lot of movement and dynamism in the tank. It is particularly attractive in small groups or pairs, where it shows interesting social behavior.

With its vibrant coloration, high adaptability, and easy care, Chrysiptera hemicyanea is an excellent choice for anyone looking to create a lively and colorful reef aquarium.