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

protein efficiency ratio

Health & Welfare

Protein conversion efficiency in aquaculture

Prof. Boyd discusses the overall conversion efficiency of plant protein to animal protein (including pasture animals), which been estimated at 8.3 percent globally. The whole animal conversion for feed-based production is around 35 percent for chickens, 20 percent for swine, 

Aquafeeds

Green water meal has potential as aquafeed ingredient

Green water, which describes the typical water color in tropical aquaculture facilities, consists mainly of various phytoplankton species along with bacteria, protozoa and zooplankton. It is relatively easy to produce without any supplemented nutrients.