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.
Adrian A. Bischoff
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.