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iNat·49127SpeciesAnimalia2,572 field observations
  1. Animals
  2. ›Arthropods
  3. ›Crustaceans
  4. ›Typical Crustaceans
  5. ›Barnacles and Copepods
  6. ›Barnacles and Allies
  7. ›Barnacles
  8. ›Normal Barnacles
  9. ›Thoracican Barnacles
  10. ›Symmetrical Sessile Barnacles
  11. ›Balanoidea
  12. ›Balanidae
  13. ›Balanus
Giant Acorn Barnacle
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Giant Acorn Barnacle

Balanus nubilus

Balanus nubilus, commonly called the giant acorn barnacle, is the world's largest barnacle, reaching a diameter of 15 centimetres (5.9 in) and a height of up to 30 centimetres (12 in), and containing the largest known muscle fibres.

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Where it lives

Recorded sightings

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geo-referenced records in GBIF, from museums, herbaria and field observers.

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In the stacks

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Every page naming Balanus nubilus in the Biodiversity Heritage Library →

This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 49127.