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



Pond bottom dry-out and liming, part 1

The main pond bottom soil management practices used in semi-intensive culture are pond dry-out and liming between crops. These practices accelerate organic matter decomposition, neutralize soil acidity and destroy unwanted organisms. 

Health & Welfare

Dissolved oxygen requirements in aquatic animal respiration

Although carbon dioxide is not highly toxic, high levels in the blood have many negative physiological consequences. As carbon dioxide increases, higher dissolved oxygen tension is necessary to load hemoglobin with oxygen. 

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