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

Alberto J. P. Nunes

Health & Welfare

Tilapia cage farm management in Brazil

Much of Brazil’s expanding tilapia aquaculture takes place in floating cages with sturdy frames and nets made from plastic-coated steel or polypropylene. 

Aquafeeds

Methionine hydroxy analog supplements low-fishmeal shrimp diets

In a study, the authors evaluated the performance of juvenile white shrimp grown at high density and fed diets with varying levels of methionine. Trends toward improvements in feed intake were observed for diets with reduced fishmeal and HMTBa supplementation.