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RAS Water Treatment Processes

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The RAS Water Treatment Processes course provides comprehensive coverage of technologies used in RAS to filter and recondition the water for recycling. Course modules include solids control, biofiltration, oxygenation, carbon dioxide control, and ozonation & UV irradiation. The fundamentals of each water treatment process will be explained, followed by coverage of how the fundamentals are applied in different types of RAS equipment.

Module 1: Solids Control
Module 2: Biofiltration
Module 3: Oxygenation
Module 4: Carbon Dioxide Control
Module 5: Ozone & UV


Instructors: John Davidson, Brian Vinci

John Davidson is a Research Scientist at The Conservation Fund’s Freshwater Institute where he has been employed for 25 years. He was recently awarded his doctoral degree from the University of Bergen (Norway) through their Dr. Philos. program. He has authored more than 50 peer-reviewed research articles that support the development of the growing land-based aquaculture industry.

Brian J. Vinci works as the Director of the Freshwater Institute. He is responsible for management and administration of the Institute’s day-to-day operations, as well as program delivery, communications, fundraising and development. He holds a Ph.D. in Biological and Environmental Engineering, a Master of Engineering in Agricultural and Biological Engineering and a Bachelor of Science in Agricultural and Biological Engineering from Cornell University (New York, USA). He has been a USDA National Needs Program Doctoral Fellow, a Cornell University Master of Engineering Program Fellow, a USAID Technical Consultant and a Past-President and Director of the Aquacultural Engineering Society.