Aquaculture certification schemes offer consumers guidance on seafood sustainability and increasingly on fish welfare. Understanding what different labels mean helps consumers make informed choices.
Aquaculture certification schemes vary considerably in their welfare requirements. Sustainability-focused certifications like ASC primarily address environmental and social criteria, with welfare as a secondary consideration. Some schemes require health monitoring and ban certain chemical treatments but do not address fundamental welfare questions such as stocking density limits or slaughter method. The absence of stunning requirements at slaughter is a significant gap across virtually all current schemes, given scientific consensus that fish likely experience pain. The Aquatic Life Institute and Fish Welfare Initiative are advocating for stronger welfare standards in certification frameworks. Consumers using certification labels as welfare proxies may overestimate the protection these labels provide. Truly welfare-positive aquaculture requires scheme evolution to include behavior-based welfare assessment and humane slaughter requirements.