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Scribbled Angelfish

Chaetodonoplus duboulayi

An attractive marine angelfish with intricate yellow and blue scribbled lines across its body.

Family
Pomacanthidae
Origin
Indo-West Pacific: northern Australia to Indonesia and Taiwan.
Origin
Tropical oceans and reefsExtra-Amazon South AmericaSouth and Southeast AsiaEast AsiaAustralia, New Guinea, and Oceania
Tank use
Used in 0 tanks

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Species challenges
Water Temperature

23 °C - 28 °C

pH Value

8.1 - 8.4

Water type

Marine

Tank level

All levels

Adult size

25 cm

Species description

Geographical Origin and Habitat: Indo-West Pacific, primarily from northern Australia up to Indonesia and Taiwan. Found on coastal reefs and soft-bottom areas with rocky outcrops at 5 to 20 meters.

Taxonomy and Morphology: Member of the Pomacanthidae family. Features an oval-shaped, robust body. Grows to a maximum length of 25 cm.

Social Behavior: Often found in pairs or small groups in the wild. Shows territoriality toward other angelfish but is generally peaceful toward unrelated species.

Coloration and Sexual Dimorphism: Body is covered with a fine pattern of wavy blue and yellow lines. Features a broad yellow band behind the head and a yellow tail. Males typically exhibit a more pronounced blue color pattern on the face and tail.

Care, breeding and tankmates

Aquarium Setup: A minimum tank size of 500 liters is required, containing stable rockwork to create caves and swimming pathways.

Diet and Feeding: Provide a varied diet of frozen foods (mysis, krill), marine algae (nori), and premium pellets formulated with sponge extracts. Feed 3 times daily.

Water Quality: Standard tropical marine parameters. Keep temperature at 23-28°C, pH 8.1-8.4, and salinity at SG 1.020-1.025. Robust filtration is essential.

Compatibility and Cohabitation: Keep with active and moderately bold tankmates like tangs and wrasses. May nip at large polyp stony (LPS) corals and soft corals.

Aquarium Breeding: Rare in captivity. Broadcast spawners; requires complex setups and large water volumes to trigger spawning.

Risks and Diseases: Susceptible to common marine parasites. A quarantine period is highly recommended before introduction.

Fish profile

Temperament
Semi-aggressivo
Diet
Onnivoro
Tank level
All levels
Minimum group
1
Adult size
25 cm
Minimum tank volume
500 L
GH
n/a
KH
8 dKH - 12 dKH
TDS
n/a
Conductivity
n/a
Sex ratio
Singolo o Coppia
Feeding frequency
3 volte al giorno
Bioload
Medium
Flow
Moderato
Jump risk
Covered tank required
Reproduction
Raramente riprodotto in cattività, sebbene siano noti rari successi commerciali.
Compatibility & tankmates
Non interamente sicuro per i coralli; può piluccare LPS e molluschi.

Image gallery

Licensed images linked to the species or, when marked, to the closest representative taxon.

Related species

Other recommended species with similar care requirements and water parameters.

Last updated: 06/13/2026