broodstock

English

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broodstock

Wikipedia

Etymology

From brood +‎ stock.

Noun

broodstock (countable and uncountable, plural broodstocks)

1. (aquaculture) A group of sexually mature individuals of a cultured species that is kept separate for breeding purposes.
   • 2007 September 18, Henry Fountain, “A New Hope for Endangered Fish: Surrogate Breeding”, in New York Times‎:

     So the spermatogonia of an endangered species could be kept preserved and used to produce male and female broodstock to help rebuild populations.

Translations

group of mature fish kept for breeding

Finnish: emokalasto, emokalakanta