The UK's recognition of decapod crustacean sentience in 2022 marked a turning point. In 2026, shrimp welfare policy is beginning to catch up with the science of crustacean experience.
Shrimp welfare policy is at an early and critical stage of development. The scientific evidence for shrimp sentience, while not as strong as for vertebrates, is sufficient to trigger serious welfare consideration under a precautionary principle. The most urgent welfare concern in shrimp farming is eyestalk ablation, a painful procedure performed without anesthesia on billions of female shrimp annually to induce spawning. Alternatives to ablation exist and are being developed, but adoption requires industry-wide standards. Other significant concerns include stocking density in intensive systems, handling and transport stress, and slaughter methods. Consumer-facing certifications are beginning to include shrimp welfare criteria, with the Aquaculture Stewardship Council and Best Aquaculture Practices updating their standards. The Shrimp Welfare Project is driving the evidence base and policy advocacy for this overlooked area.