Aquafeed Vol 14 Issue 1 2022

Page 43

ALTERNATIVE INGREDIENTS

Insect meal improves the survival rate and boosts performance when replacing fishmeal in whiteleg shrimp diets Rafael Hermes, Martin Zorrilla, Nicholas Piggott, Nutrition Technologies

Fish demand for human consumption is rising globally and with rising pressure to be produced sustainably. Southeast Asia accounts for one third of the global shrimp production, however, the vast majority of the raw materials need to be imported at a high cost and carbon footprint to support a growing production. Fortunately, the Southeast Asian insect industry is also growing to reach commercial production levels and provides a viable option for the replacement of key feed

ingredients, like fishmeal, that travel long distances with variable prices throughout the year. In order to assess the effect of locally produced insect meal, we ran a trial to identify what is the best inclusion rate of Hi.Protein® Black Soldier Fly (BSF) meal (51.5% crude protein) to partially replace the fishmeal (FM) in the diets of whiteleg shrimp. There is also an underlying assumption that “sustainable” is synonymous with “expensive”. We also set out to assess the economic

Aquafeed: Advances in Processing & Formulation Vol 14 Issue 1 2022


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