Apparently prawn apparent digestibility evaluated…apparently.

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9973125/

…of course insects have a significant impact compared to fish on eFIFO prawn feed precisely because they are not fish…

https://thefishsite.com/articles/what-are-the-environmental-impacts-of-using-insect-ingredients-in-aquaculture