The welfare of farmed shrimp at harvest and during slaughter is an emerging area of concern as research into crustacean sentience advances and the scale of shrimp production becomes more apparent.
The welfare implications of shrimp slaughter involve genuine scientific uncertainty but the stakes are enormous — billions of individuals are processed annually under conditions that may cause significant suffering if decapods are sentient. The precautionary principle and accumulating evidence of crustacean nociception both support taking shrimp slaughter welfare seriously. Investment in research into humane shrimp killing methods and consumer demand for certified welfare standards can drive industry improvement even in the absence of regulatory requirements.