Location: Komodo, Indonesia
Florent's Guide To The
Hawaii Reefs
Collector Urchin
Tripneustes gratilla
Scientific Name: Tripneustes gratilla
Also known as: Cake Urchin
Category: Sea Urchins
Size: 4 to 6 in. (10 to 15 cm)
Depth: 5-100 ft. (2-30 m)
Distribution: Indo-Pacific, Hawaii, Red Sea
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© 2026 Florent Charpin