Florent's Guide To The

Tropical Reefs

Two Horn Box Crab

Calappa bicornis

Two Horn Box Crab - Calappa bicornis

Location: Lembeh Strait, Indonesia

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Scientific Name: Calappa bicornis

Category: Box Crabs

Size: Up to 2.5 in. (6.5 cm)

Depth: 30-200 ft. (10-60 m)

Distribution: Indo-Pacific

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© 2025 Florent Charpin