Original ResearchPublished 20 February 2026The effects of post-ovulatory aging on fertilization success, survival, hatching performance and gene expression in Atlantic halibut (Hippoglossus hippoglossus) eggsNils Niepagen · Francesca Bertolini · Elin KjørsvikFrontiers in Aquaculturedoi 10.3389/faquc.2026.1742178