Butterflyfishes

Masked butterflyfish (Chaetodon semilarvatus)

The Masked butterflyfish (Chaetodon semilarvatus) belongs to the family Chaetodontidae (butterflyfishes) and is endemic to the Red Sea and the Gulf of Aden. It reaches about 23 cm and is found at 3–20 m depth. IUCN conservation status: Least Concern. It is not dangerous to divers.

Masked butterflyfish (Chaetodon semilarvatus), a Red Sea fish of the butterflyfishes family
Photo: iNaturalist / Wikimedia Commons

Quick facts

Scientific nameChaetodon semilarvatus
AuthorityCuvier, 1831
FamilyButterflyfishes (Chaetodontidae)
Common name (IT)Pesce farfalla mascherato
Common name (EN)Masked butterflyfish
Maximum size23 cm
Depth3–20 m
DistributionEndemic to the Red Sea and Gulf of Aden
IUCN statusLC — Least Concern

Description

Endemic to the Red Sea and the Gulf of Aden; it does not occur elsewhere in the Indo-Pacific.

Where it lives

Endemic to the Red Sea and the Gulf of Aden; it does not occur elsewhere in the Indo-Pacific.

  • Gulf of Aqaba
  • Egitto
  • Arabia e Sudan
  • Gulf of Aden

Frequently asked questions

What family does the Masked butterflyfish belong to?
The Masked butterflyfish (Chaetodon semilarvatus) belongs to the family Chaetodontidae (butterflyfishes).
Is the Masked butterflyfish dangerous?
It is not dangerous to divers. As with any reef animal, do not touch or handle it.
Is the Masked butterflyfish endemic to the Red Sea?
Yes — it lives only in the Red Sea and the Gulf of Aden.
How big does the Masked butterflyfish get?
It reaches a maximum length of about 23 cm.

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