Florent's Guide To The Hawaiian, South Pacific and

Indo-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
Attached to shells carried by Jeweled Anemone Crabs (Dardanus pedunculatus).
Cnidaria (Phylum)
└Anthozoa (Subphylum)
 └Hexacorallia (Class)
  └Actiniaria (Order)
   └Enthemonae (Suborder)
    └Metridioidea (Superfamily)
     └Hormathiidae (Family)
      └Calliactis (Genus)
       └C. polypus (Species)
WoRMS ID: 220515🔗
iNaturalist ID: 195581🔗

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© 2026 Florent Charpin