John West also states that they do not sell endangered or critically endangered species from the International Union Conservation of Nature Red List, have never sold blue fin tuna, which is the subject of numerous campaigns from Non-Governmental Organizations due to its endangered status from overfishing, that all seafood products are caught in accordance with the United Nations Convention on the Law of the Sea (UNCLOS), and are not bought from IUU (Illegal, Unreported, Unregulated) vessels, neither does it buy any fish that has been transshipped at sea, caught by long-line fishing or drift nets, caught by boats from any flag state which is not a member of the relevant Regional Fisheries Management Organisation (RFMO), caught by fishing vessels which do not ban shark finning, or caught by vessels which do not have a European Union sanitary agreement.
