Shrimp welfare in intensive aquaculture raises questions about crustacean sentience and the ethics of production conditions affecting billions of animals annually.
Shrimp welfare sits at a scientific frontier where our understanding of crustacean sentience continues to evolve. Laboratory research on prawns and shrimp demonstrates nociception, learned avoidance of painful stimuli, and physiological stress responses consistent with aversive experience. Eyestalk ablation — routinely performed on female broodstock without anesthesia — is now considered a significant welfare concern as evidence for crustacean pain capacity strengthens. Intensive production conditions including extreme crowding, poor water quality, and transport stress impose measurable physiological burden on billions of animals. The Shrimp Welfare Project and similar organizations are developing science-based standards for this rapidly growing industry.