broodstock | U.S. Fish & Wildlife Service
In biology, broodstock refers to the reproductively mature adults in a population that breed (or spawn) and produce more individuals (offspring or progeny).
National Broodstock Program’s Egg Distribution Service
The national broodstock program’s egg distribution service provides: Certified disease-free fertilized eggs of a variety of inland salmonids for recovery, restoration, and recreational fishing. Technical expertise based on 150 years of fisheries and aquaculture experience.
Secure potential stock from growers who know the genetic origin of their fish, who manage well and consistently supply high quality fish to market. Hatcheries are often reluctant to sell to potential competitors. If hatcheries offer brood fish for sale, they are usually overpriced, and they may be culls from their stock.
Broodstock - an overview | ScienceDirect Topics
Broodstock can be developed using fish captured from the wild or by rearing larvae or fmgerlings to adulthood in captivity. We refer here to wild broodfish acclimated to captivity as “captive” broodstock and larvae or fmgerlings reared to adulthood in captivity as “domestic” broodstock.
Broodstock Management – Definition, Objective, Procedure, …
2024年9月28日 · Broodstock management is essential for optimizing fish breeding practices, particularly in aquaculture systems. The objectives of effective broodstock management encompass several key areas, all aimed at enhancing fish production and ensuring sustainability. The following points detail these objectives:
broodstock white bass • Broodfish readily accept live foods (minnows) • Number of eggs produced and hatch are influenced by the diet of female white bass • Live food has proved effective as a broodstock diet for white bass
Broodstock nutrition: Effects of nutrient levels
2000年10月1日 · Here we provide some guidelines regarding broodstock nutrition and, in particular, finfish broodstock nutrition. Nutrient levels in broodstock feeds can affect gonadal maturation, fecundity, fertilization, embryo development, and larval quality.
Brood Stock - an overview | ScienceDirect Topics
There are examples of established production brood stock programmes that can serve as models for the management of fish genetic resources. A government-sponsored programme in Hungary propagates 18 landraces of common carp, Cyprinus carpio, continuously (Bakos, 1976).
Domestication and broodstock management - Responsible …
2002年2月1日 · Due to new selective pressures in aquaculture environments, the domestication process must be properly conducted. Broodstock management must avoid undesirable changes in gene frequencies through inbreeding, genetic drift, hybrid introgression, and …
Broodstock: The Unsung Heroes of an Oyster Hatchery
2020年2月26日 · Broodstock is defined as a group of mature individuals used in aquaculture for breeding purposes. At the HPL oyster hatchery it means mature adult male and female oysters, which have been placed in floats and plunked into the cool waters of …
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