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

Unit processes


A look at unit processes in RAS systems

The ability to maintain adequate oxygen levels can be a limiting factor in carrying capacities for RAS. The amount of oxygen required is largely dictated by the feed rate and length of time waste solids remain within the systems. 

Innovation & Investment

Important unit processes in recirculating systems

Recirculating aquaculture systems (RAS) are increasingly used to raise fingerlings for stocking large fish in more traditional production systems. A number of unit processes are critical to the design of successful RAS systems. 

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