This is the first SPOT (short public online tutorial) on IMTA (Integrated Multi-Trophic Aquaculture). This first SPOT sets a context anchor, it explains briefly the basics of a food system. If you are a student doing an aquaculture module please go to the main page to access the other SPOTS.
For further reading and picture credits see below.
Ericksen P.J., 2008, Conceptualizing food systems for global environmental change research. Global Environmental Change 18(1), 234-245.
Future of Food web page link
Sustainable Food EU portal