Blue Devil Damselfish (Chrysiptera cyanea)
Fish in the family Pomacentridae. Moderate care. Reef Safe with Caution.
Quick facts
Appearance
A small, vibrant damselfish with bright electric blue coloration covering the body, fins, and head. The body is compact and laterally compressed with a blunt snout. Adults display intense iridescent blue throughout, lacking distinct markings or stripes.
Diet and feeding
In captivity, offer high-quality marine flake foods, small pellets, and frozen foods such as mysis shrimp and finely chopped vegetables. Feed twice daily in portions the fish can consume in 2–3 minutes.
Difficulty and care for the Blue Devil Damselfish
Moderately challenging due to aggressive territorial behavior. Best suited for established tanks with experienced hobbyists who can manage its dominance toward other fish, particularly during feeding and breeding.
Common health issues
Ich (white spot disease), velvet, fin rot, parasitic infections
Origin and habitat
Indo-Pacific coral reef regions, including the Great Barrier Reef, Philippines, and Indonesia. Found in coastal reef areas from depths of 5 to 40 meters.
Log Blue Devil Damselfish in your reef tank
Reef Trak gives you the full record on every species in your tank: acquisition date, source, photos, parameters at time of stocking, and links to maintenance and feeding events. Track Blue Devil Damselfish alongside everything else in your reef.
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