Octopus (Octopus vulgaris) is one of the most important fishing
resources in Tunisia with a global production of 3680 tons and this
specie is also of a great economic contribution with about
48,803,000 USD in exportation There are more
than 63 processing units, which generate about 800 tons of octopus
by-products Although, by-products are rich in organic
compounds, especially proteins, they are harvested directly in
public dumps, which represent a major environmental problem