otolithe

Traductions

• anglais

  Auteur : Commission européenne consultative pour les pêches dans les eaux intérieures, 1978

  Définition

  Earstone, used by fish for its sense of balance. There is one in each plane of the semi-circular canals on each side of the head, making six in all. Fishery biologists use the biggest ones to determine the age of fishes.
  
  Earstone, a calcareous concretion in the internal ear.

  Terme :

  1. otolith