Flameback Angelfish - Centropyge acanthops
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The Flameback Angelfish (Centropyge acanthops) is a striking dwarf marine angelfish, displaying a dark blue-purple body with a vibrant orange-yellow along the face and along the dorsal and anal fins. This semi-aggressive species adds bold color and activity to reef aquariums.
Common Name: Flameback Angelfish
Scientific Name: Centropyge acanthops
Family: Pomacanthidae
Size: Up to 4 inches (10 cm)
Temperament: Semi-aggressive
Difficulty: Moderate
Reef Safe: With caution
Native Region: Found throughout the Western Indian Ocean, including East Africa, Madagascar, and the Maldives, typically inhabiting coral-rich reef slopes and lagoons.
Tank Size: Minimum of 55 gallons
Temperature: 74–80°F (23–27°C)
pH: 8.0–8.4
Salinity: 1.023–1.025
Substrate/Decor: Provide live rock for grazing and hiding; maintain open swimming areas and moderate water flow.
• Diet: Omnivorous—feeds on algae, sponges, and meaty foods like mysis shrimp or finely chopped seafood.
• Behavior: Semi-aggressive; may defend territory from other dwarf angelfish or similar-sized fish.
• Tankmates: Compatible with most peaceful reef fish; avoid very small or delicate species.
• Reef Notes: May nip at soft corals or sessile invertebrates; best kept in established reef tanks.