Chaetodon plebeius, commonly known as the Large Butterflyfish, is a visually captivating species prized by marine aquarium enthusiasts. This species displays a distinctive pattern of spots and stripes, making it a standout addition to any mature reef or fish-only aquarium.
Care Level: Moderate to advanced. This species requires stable water conditions and a well-established aquarium.
Temperament: Generally peaceful but may show territorial behaviour towards conspecifics or similar species.
Diet: Omnivorous. Provide a varied diet including high-quality marine flakes, frozen mysis shrimp, brine shrimp, and specialised butterflyfish preparations to ensure nutritional balance.
Minimum Tank Size: Recommended minimum of 150 litres to provide sufficient swimming space and maintain water quality.
Reef Compatibility: With caution. While generally reef safe, Chaetodon plebeius may nip at coral polyps or sessile invertebrates, so monitor closely if housed in reef setups.
Lighting and Water Flow: Standard reef aquarium lighting and moderate water flow are suitable to mimic natural habitat conditions.
Placement: Mid to upper levels of the aquarium, where it can swim freely and access feeding areas.
Origin: Not Provided.
Maximum Size: Approximately 15 cm (6 inches).
Ensure regular water changes and maintain excellent water quality to support the health and longevity of this species. Avoid housing with aggressive tank mates to reduce stress.



