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Search by keywords: RAS system

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Estimating biofilter size for RAS systems 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

A review of unit processes in RAS systems 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

Ozone increases productivity in RAS systems Ozone increases productivity in RAS systems

As the aquaculture industry evolves and tries to find more sustainable and water-saving systems, there is also a need for looking at new ways of water treatment

01/09/2020

Maintaining water quality in RAS: the essentials Maintaining water quality in RAS: the essentials

Ensuring optimum water quality parameters is the biggest challenge for ensuring the smooth running of a recirculating aquaculture system (RAS).

03/11/2020

A look at unit processes in RAS systems 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

Biofloc and clear-water RAS systems: a comparison 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

Comparing biofloc, clear-water and hybrid RAS systems as shrimp nurseries 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

Comparing biofloc, clear-water and hybrid RAS systems as tilapia nurseries 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

Lumpfish production in RAS with various water treatments Lumpfish production in RAS with various water treatments

Results of this study to evaluate the effect of various RAS water treatment designs on lumpfish production show culture in these systems can increase fish

30/07/2020

RAS to disrupt the salmon sector within the next decade, says Rabobank RAS to disrupt the salmon sector within the next decade, says Rabobank

The tide is turning for recirculating aquaculture systems (RAS) and this emerging technology has the potential to change the face of aquaculture over

19/11/2019

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