Aquaculture certification schemes vary enormously in welfare criteria — understanding which programs include meaningful welfare standards helps consumers make informed choices.
Aquaculture certification presents the same opportunity and challenge as terrestrial farm welfare labeling: programs with rigorous, independently audited welfare criteria can genuinely drive improvement, while programs with minimal welfare content provide false assurance to consumers seeking better options. The ASC certification is environmentally rigorous but welfare criteria remain limited — particularly on slaughter. Consumers seeking to minimize fish suffering need to look beyond environmental sustainability to welfare-specific criteria on stocking density, stunning at slaughter, handling protocols, and health management. The field is evolving rapidly as producer welfare commitments and regulatory requirements develop.