Archive for "biofilter"

A vegetarian with a PhD in fish

By: Per Haakon Stenhaug at Krüger Kaldnes: telephone +47 415 77 368 The Process Engineer Sharada Navada (30) does not eat fish but has recently completed a PhD in “salinity acclimation strategies for nitrifying bioreactors in recirculation aquaculture systemes”. Her sensational results have already been applied by the aquaculture industry. Normally, the 30-year-old works at the…


Film about student experiment on biofilters

PhD student Sharada Navada in CtrlAQUA shows her research, which is about technology in indoor aquaculture. She investigates how fast one can switch from freshwater to seawater in the facility, without affecting the water cleaning capacity of the biofilter. What is a biofilter? ‒ Like all organisms, fish eat and excrete ammonia into the water,…