News features and technical articles about the evolution of aquaculture, one of the world’s fastest growing industries.



Toxicity of chemical substances in aquaculture

Prof. Boyd discusses toxicity of chemical substances in aquaculture systems and the difficulties in establishing safe concentration limits for toxic metabolites. 

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LC50 calculations help predict toxicity

LC50 – the concentration of a substance that is lethal to 50 percent of the organisms exposed to it in a toxicity test – is a useful tool because it can predict the effects of a potential toxin in aquaculture