Taking fish out of fish feed can make aquaculture a more sustainable food source

Pallab Sarker, The Conversation Fisheries & Aquaculture

Taking fish out of fish feed can make aquaculture a more sustainable food source
Luis Cortés on Unsplash

My colleagues and I have developed a high-performing, fish-free aquaculture feed that replaces these traditional ingredients with several types of microalgae – abundant single-celled organisms that form the very bottom of the food chain in fresh and saltwater ecosystems around the world. To test this approach, we developed our feed for Nile tilapia – the world’s second-most-farmed fish, exceeded only by carp.

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