
Surgeonfish, Angelfish, and Butterflyfish
Koran Angelfish
Pomacanthus semicirculatus
Photo: Robert Kerton, CSIRO · CC BY 3.0 · Wikimedia Commons
Key facts
- Temperature24–27 °C
- pH8.1–8.4
- Minimum tank800 l
- Adult size40 cm
- Difficulty★★☆☆☆
- TemperamentSemi-aggressive
- WaterMarine
- Reef safeNo
Full profile
- Family
- Pomacanthidae
- Origin
- Indo-Pacific and Red Sea
- Size
- 40 cm
- Temperature
- 24 – 27°C
- pH
- 8.1 – 8.4
- Salinity
- 1.023 – 1.025
- Difficulty
- ★★☆☆☆
- Water type
- marine
- Swimming level
- middle
- Behavior
- semi-aggressive
- Minimum number of individuals
- 1
- Minimum aquarium size
- 800 L
- Diet
- omnivore
- Reproduction
- oviparous
- Reef Safe
- ❌ No
Notes: Juveniles are dark blue with white semicircles; as adults, they turn greenish with blue spots. One of the hardiest large angelfish.





