
Chaetodon semilarvatus
Masked Butterflyfish
As recorded: Chaetodon semilarvatus Cuvier, 1831
Animalia › Chordata › Perciformes › Chaetodontidae
- Locality
- Red Sea
- Island
- Red Sea
- Record type
- Preserved specimen
Chaetodon semilarvatus observed alive
Since 2000, iNaturalist observers have recorded 834 research-grade sightings in the wild, most recently on 2026-10-28.

2026-10-28
Red Sea, EG
(c) ur6s77, some rights reserved (CC BY-NC)

2026-10-26
Shuchah B22
(c) Nathan Cook, some rights reserved (CC BY-NC)

2026-10-26
6649+8CH, Al Owina, El Qoseir, Red Sea Governorate 1936202, Egypt
(c) SachadeRuiter, some rights reserved (CC BY-NC)

2026-10-25
Marsa Alam, Red Sea Governorate, Egitto
(c) ilbuonsimone, some rights reserved (CC BY-NC)

2026-10-22
Marsa Alam, Red Sea Governorate, Egitto
(c) ilbuonsimone, some rights reserved (CC BY-NC)

2026-10-15
Safaja, EG-BA, EG
(c) andrey_smetanin, some rights reserved (CC BY-NC)
Observations and photos from iNaturalist, shown only when openly licensed.
Cite this specimen
Chaetodon semilarvatus. BPBM 10513. Bernice Pauahi Bishop Museum, Honolulu. GBIF occurrence 35900055. Accessed via explore.bishopmuseum.org/specimens/i/10513.
Record sources
- GBIF occurrence 35900055 ↗
- Data license: CC0
- Last harvested October 26, 2026
