Etude comparative du cycle de reproduction de la palourde Ruditapes decussatus en milieu naturel (sud Tunisie) et contrôlé (écloserie)

A comparative study ofthe reproductive cycle o/'Ruditapes decussatus under natural(South ofTunisia) and con­ trolled conditions (hatchery). The aim of this study was to describe and compare the gametogenic activity of Ruditapes decussatus in situ and in hatchery. Criteria of maturity were characterized and the positive role of conditioning in the suc­ cess of artificial reproduction was underlined. Specimens sampled in the South of Tunisia were...