Florent's Guide To The Hawaiian, South Pacific and

Indo-Pacific Reefs

Half-and-Half Chromis
Pycnochromis iomelas

Half-and-Half Chromis - Pycnochromis iomelas
Location: Rangiroa, French Polynesia

Scientific Name: Pycnochromis iomelas
Category: Chromis
Size: Up to 3.5 in. (9 cm)  
Depth: 6-130 ft. (2-40 m)
Distribution: Great Barrier Reef, Papua New Guinea, Fiji, New Caledonia, French Polynesia


 
 

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© 2026 Florent Charpin