spawning population
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Population dynamics of fisheries — A fishery is an area with an associated fish or aquatic population which is harvested for its commercial or recreational value. Fisheries can be wild or farmed. Population dynamics describes the ways in which a given population grows and shrinks… … Wikipedia
Spawning bed — A spawning bed is an artificial bed constructed by wildlife professionals in order to improve the ability of desired game fish to reproduce. Increasing the spawning ability of a fish population may reduce pressure on a fishery and improve the… … Wikipedia
spawning stock biomass — The total weight of all mature fish in a population … Fisheries — dictionary
spawning stock biomass — (SSB) The total weight of all sexually mature fish in the population. This quantity depends on year class abundance, the exploitation pattern, the rate of growth, fishing and natural mortality rates, the onset of sexual maturity and environmental … Fisheries — dictionary
spawning stock biomass — (SSB) The total weight of all sexually mature fish in the population. This quantity depends on year class abundance, the exploitation pattern, the rate of growth, fishing and natural mortality rates, the onset of sexual maturity and environmental … Fisheries — dictionary
spawning biomass — the total weight of all sexually mature fish in a population … Dictionary of ichthyology
wild population — a population that is sustained by natural spawning and rearing in the natural habitat, with no assistance from hatcheries … Dictionary of ichthyology
epidemic spawning — simultaneous shedding of gametes by a large number of individuals, such as the whole population, so chances of fertilisation are high … Dictionary of ichthyology
length at first spawning — length at which 50% of the population spawn for the first time … Dictionary of ichthyology
Green sturgeon — Taxobox name = Green sturgeon status = NT | status system = IUCN3.1 status ref = IUCN2006|assessors= ] regnum = Animalia phylum = Chordata classis = Actinopterygii ordo = Acipenseriformes familia = Acipenseridae genus = Acipenser species = A.… … Wikipedia
