Plans for commercial octopus farming have sparked major scientific and public debate about cephalopod welfare and whether these intelligent animals should be farmed at all.
Octopuses are among the most cognitively sophisticated invertebrates, with evidence for problem-solving, tool use and individual personality. Intensive farming would require housing animals that are naturally solitary in proximity, causing chronic stress and aggression. They are carnivores requiring live or fresh prey unsuitable for sustainable feed systems. The scientific consensus on octopus sentience, combined with the challenges of meeting their welfare needs in intensive conditions, has led major welfare organisations to call for a moratorium on octopus farming until adequate standards can be demonstrated.