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Biofloc and clear-water RAS systems: a comparison Because closed aquaculture systems have very low water exchange and controlled inputs, and because they typically have a smaller footprint than traditional open
03/07/2017
Estimating biofilter size for RAS systems The production of aquatic products in land-based systems using tanks and recirculating aquaculture system (RAS) technology continues to expand worldwide.
18/10/2017
Feed trials kick off at new RAS facility Feed trials are now underway at the new Coppens RAS research facility, which opened in the Netherlands last month.
25/10/2017
US RAS organization calls for feed research, alternatives to ocean-based fish farming Feed innovation and supporting the use of recirculating or land-based fish farming are focus areas for the Recirculating Farms Coalition says non-profit founder
03/08/2018
A seismic shift in shrimp farming Charoen Pokphands Foods (CPF) has announced plans to stop farming shrimp in outdoor facilities within the next five years.
19/10/2018
A review of unit processes in RAS systems This column reviewed important unit processes in recirculating aquaculture system design and began to discuss components used to remove waste solids
28/11/2018
Super grouper: advances in RAS production in Asia Despite being overfished in China and South East Asia, a suite of advances in sustainable aquaculture of a number of grouper species is bringing benefits
17/12/2018
Comparing biofloc, clear-water and hybrid RAS systems as tilapia nurseries This study examined differences in fish performance and water quality dynamics between biofloc, clear water and hybrid systems as nurseries for tilapia.
03/01/2019
Comparing biofloc, clear-water and hybrid RAS systems as shrimp nurseries This study evaluated differences in young shrimp performance and water quality dynamics between biofloc, clear water and hybrid systems as nurseries.
05/01/2019
A look at unit processes in RAS systems While ammonia-nitrogen build-up can severely reduce a recirculating system’s carrying capacity, the maintenance of adequate dissolved oxygen (D.O.) concentratio
20/02/2019