Chaetodon semeion, commonly known as the large butterflyfish, is a visually captivating addition to advanced marine aquariums. This species is recognised for its distinctive colouration and intricate patterning, making it a prized specimen among enthusiasts.
Care Level: Due to its specialised dietary needs and sensitivity to water quality, Chaetodon semeion is recommended for experienced keepers only. Maintaining stable, pristine water conditions is essential for its health.
Temperament and Compatibility: Generally peaceful but can be territorial towards conspecifics or similar species. Best housed singly or as a mated pair in a spacious tank. Compatible with other non-aggressive fish but caution is advised when mixing with very small or slow-moving species.
Diet: Omnivorous with a preference for meaty foods such as mysis shrimp, brine shrimp, and specialised prepared diets formulated for butterflyfish. Supplement with marine algae to ensure balanced nutrition.
Minimum Tank Size: A minimum of 180 litres (approximately 50 gallons) is recommended to provide ample swimming space and reduce stress.
Reef Safety: With caution. May nip at coral polyps and sessile invertebrates, so placement in reef tanks should be carefully considered.
Lighting and Water Flow: Moderate lighting and gentle to moderate water flow replicate natural reef environments and support overall wellbeing.
Placement: Provide plenty of live rock for grazing and hiding spots. Ensure open swimming areas to accommodate active behaviour.
Origin: Not Provided.
Maximum Size: Approximately 20 cm (8 inches) in length.
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