Scientific evidence that fish can feel pain has grown substantially, with significant implications for fisheries and aquaculture practices.
The question of fish pain capacity has shifted from skepticism to cautious acceptance in the scientific community. Fish are not simply automata — they demonstrate behavioral responses to painful stimuli that serve protective functions and can be reduced by analgesics. This has enormous implications for fisheries management, aquaculture welfare standards and the billions of fish killed annually in food production. Treating fish as potential pain-capable animals is the welfare-responsible approach given current evidence.