In order to promote the adoption of sustainable practices along the value chain, the suppliers’ responsibility is to fulfil a number of requirements when concluding a contract with Sonae, namely: (i) Comply with and meet the legally established maximum fish catch quotas; (ii) Operate their fishing equipment so as to avoid harm to the seabed and ecosystems; (iii) Act in accordance with the sustainable fish capture policy and; (iv) Only supply fish caught on vessels not “blacklisted” by Greenpeace with an undertaking to submit documentary proof of compliance whenever requested.