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

Wing-Keong Ng

Health & Welfare

Organic acids in aquafeeds: A potential substitute for antibiotics

Prophylactic use of antibiotics in animal production is being banned or restricted by many countries. A potential substitute for antibiotic growth promoters in aquafeeds is organic acids, which are the focus of much research and commercial interest. 

Aquafeeds

Palm oil replaces fish oil in tilapia feed

In studies, the physical and sensory qualities of fillets from tilapia fed diets with 100 percent substitution of fish oil with various palm oil fractions were generally not affected by the change of dietary oil source. 

Aquafeeds

Lipid nutrition of farmed tilapia

The optimum dietary lipid level for tilapia ranges from 10 to 15 percent. Various vegetable oil products show prom­ise as replacements for fish oil in feeds.