Aerobic Treatment for Reuse of Wastewater at Fish Processing Plant

Tadel SA is a fish flour and fish oil processing company in Rocafuerte, Ecuador. It produces 100 tons of flour a day from fish waste, resulting in approximately 300 m3/d of wastewater. The wastewater is a combination of washing water, boiler blowdown, and cooling-tower water, as well as waste from the broth concentration plant and from the drying of flour.