Florent's Guide To The

Tropical Pacific Reefs

Hermit Crab Anemone
Calliactis polypus
Hermit Crab Anemone
Category: Sea Anemones
Scientific Name: Calliactis polypus
Size: Up to 3 in. (7.5 cm)  
Depth: 6-80 ft. (2-25 m)
Distribution: Indo-Pacific, Hawaii, Red Sea
Note: Attached to shells carried by Jeweled Anemone Crabs (Dardanus pedunculatus).
Cnidaria (Phylum)
└Anthozoa (Subphylum)
 └Hexacorallia (Class)
  └Actiniaria (Order)
   └Hormathiidae (Family)
    └Calliactis (Genus)

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© 2025 Florent Charpin