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

Adrian A. Bischoff

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. 


Polychaete worms reduce waste, provide food in aquaculture

Adaptable and diverse, polychaetes can adapt their feeding behaviors to environmental conditions. Nereis diversicolor, a marine polychaete that can tolerate wide temperature and salinity ranges, is a good candidate for RAS enhancement. 

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Health & Welfare

Aquaculture in Germany

Germany produces a limited amount of carp, trout, mussels and other species. Although traditional pond-based farms continue to operate, the country’s aquaculture production is trending toward land-based systems that feature efficient resource use and reduced environmental impacts.