Farmed and wild crustaceans face poor welfare at slaughter. Precautionary approaches including rapid chilling before slaughter are gaining regulatory traction.
Crustacean slaughter welfare is progressing from complete neglect toward precautionary protection as evidence for crustacean sentience accumulates. The scale of global crustacean fishing and aquaculture - trillions of individuals annually - makes even modest welfare improvements highly impactful. Regulatory change in key producing countries drives industry-wide practice change.