Genus

Common name: Hermit Crabs

Scientific name: Calcinus

Calcinus is a genus of hermit crabs commonly found in reef aquariums, known for their striking coloration and active behavior. They play a crucial role in the clean-up crew, scavenging for detritus and uneaten food. These hermit crabs are generally peaceful and can coexist with a variety of tank mates. They require shells of various sizes to accommodate their growth and ensure their protection. Hobbyists appreciate them for their beneficial role in maintaining tank cleanliness and their entertaining antics.

  1. Closeup portrait of Hermit Crab (Pagurus samuelis) on sand in Corcovado National Park, Panama.
    Common name: Blueband Hermit Crab
    Scientific name: Calcinus californiensis
  2. Elegant Hermit Crab (Aniculus elegans)
    Common name: Electric Blue hermit crab
    Scientific name: Calcinus elegans
  3. Close-up of hermit crab Calcinus laevimanus
    Common name: Hawaiian hermit
    Scientific name: Calcinus laevimanus
  4. Common name: orangeclaw hermit
    Scientific name: Calcinus tibicen