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

biofiltration

Responsibility

Treatment of shrimp hatchery effluents

Shrimp hatcheries are highly dependent on continuous availability of clean water and proper treatment of effluents using sedimentation and biofiltration. 

Innovation & Investment

A review of unit processes in RAS systems

Since un-ionized ammonia-nitrogen and nitrite-nitrogen are toxic to most finfish, controlling their concentrations in culture tanks is a primary objective in the design of recirculating aquaculture systems.