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


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Health & Welfare

Biofilter inoculation in recirculating aquaculture systems

Biological filters are essential parts of recirculating aquaculture systems that transform toxic fish compounds such as ammonium and nitrite into less-harmful nitrate. The authors tested the convenience and efficiency of three methods for the initial inoculation of aerobic biofilters. 


Turbot growth performance on soy-based feeds

Turbot are typically fed diets containing 45 to 65 percent fishmeal. In a study that gave turbot feed with 40 percent soy protein concentrate, the fish had decent growth and excellent survival.