'Catch kg yr year' diaporamas de présentation

Intensive aquaculture can produce yields that are orders of magnitude beyond natural ecosystems

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K/2

Constant Quota fishing at levels approaching the MSY shortens the biomass range the population will recover, and the likelihood of entering the danger zone increases. Once the danger zone is entered fishing must stop or be severely curtailed. Danger zone. Stable biomass range. Catch rate. B.

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