Pomacanthus arcuatus, commonly known as the Large Gray Angelfish, is a captivating addition to any mature marine aquarium. Recognisable by its distinctive grey body adorned with intricate white and yellow markings, this angelfish is a favourite among experienced hobbyists.
Care Level: Moderate to advanced. This species requires stable water conditions and a well-established tank.
Temperament: Semi-aggressive. It can be territorial, especially towards other angelfish or similar species. Best kept singly or in a large enough aquarium to establish territories.
Diet: Omnivorous. Provide a varied diet including marine algae, spirulina, high-quality angelfish preparations, mysis shrimp, and other meaty foods to ensure optimal health.
Minimum Tank Size: At least 250 litres (approximately 65 gallons) to accommodate its active swimming behaviour and territorial nature.
Reef Safety: With Caution. May nip at sessile invertebrates such as corals and clam mantles; not recommended for delicate reef tanks.
Lighting Requirements: Standard marine aquarium lighting is sufficient.
Water Flow: Moderate water flow to mimic natural reef environments.
Placement: Provide plenty of live rock for grazing and hiding spots. Ensure ample swimming space.
Origin: Western Atlantic Ocean, including the Caribbean Sea and Gulf of Mexico.
Maximum Size: Up to 45 cm (18 inches) in length.
Regular water changes and maintaining pristine water quality are essential for the health of Pomacanthus arcuatus. Due to its size and temperament, it is best suited for experienced marine aquarists with spacious tanks.
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