Location: Bali, Indonesia
Florent's Guide To The
Tropical Reefs
Rough Box Crab
Calappa gallus
Scientific Name: Calappa gallus
Also known as: Knobby Box Crab
Category: Box Crabs
Size: Up to 4 in. (10 cm)
Depth: 10-180 ft. (3-55 m)
Distribution: Indo-Pacific, Hawaii
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© 2026 Florent Charpin