Fish are not simple to feed. Their nutritional requirements vary hugely depending on the species, life stage and growing environment. Most of the aquafeeds currently used in Aotearoa New Zealand is imported and being able to produce New Zealand-made aquafeeds from locally produced ingredients is crucial for the sustainable growth of marine fish aquaculture in Aotearoa. Food and Bioproduct Technologist Katrina Fletcher chats to Scigest host Andre Dare about the exciting but complex process of exploring and designing locally produced aquafeeds. Watch our video on sustainable aquaculture in the open ocean here: https://youtu.be/o6W9ht4DPB8