Angelfishes

Semicircle angelfish (Pomacanthus semicirculatus)

The Semicircle angelfish (Pomacanthus semicirculatus) belongs to the family Pomacanthidae (angelfishes) and is found in the Red Sea, with a wider Indo-Pacific range. It is a carnivore and usually seen in pairs or alone. It reaches about 30 cm and is found at 1–50 m depth. IUCN conservation status: Least Concern. It is not dangerous to divers.

Semicircle angelfish (Pomacanthus semicirculatus), a Red Sea fish of the angelfishes family
Photo: iNaturalist / Wikimedia Commons

Quick facts

Scientific namePomacanthus semicirculatus
FamilyAngelfishes (Pomacanthidae)
Common name (IT)Pesce angelo semicircolare
Common name (EN)Semicircle angelfish
Maximum size30 cm
Depth1–50 m
DistributionRed Sea and Indo-Pacific
IUCN statusLC — Least Concern

Description

Present throughout the Red Sea, with a broader range across the tropical Indo-Pacific.

Where it lives

Present throughout the Red Sea, with a broader range across the tropical Indo-Pacific.

  • Red Sea
  • Indo-Pacific

Frequently asked questions

What family does the Semicircle angelfish belong to?
The Semicircle angelfish (Pomacanthus semicirculatus) belongs to the family Pomacanthidae (angelfishes).
Is the Semicircle angelfish dangerous?
It is not dangerous to divers. As with any reef animal, do not touch or handle it.
Is the Semicircle angelfish endemic to the Red Sea?
No — it occurs in the Red Sea but its range extends across the Indo-Pacific.
How big does the Semicircle angelfish get?
It reaches a maximum length of about 30 cm.

Explore the Semicircle angelfish in 3D in the interactive atlas →