The United States catfish industry, primarily producing channel catfish, has specific welfare considerations related to water quality, stocking density, and slaughter methods.
Catfish welfare in US aquaculture systems faces the same fundamental challenge as other fish welfare - regulatory and cultural frameworks that have been slow to recognize fish as animals capable of suffering. Hypoxia events, where oxygen depletion causes fish to surface and gasp before dying, represent mass suffering events that remain a regular seasonal occurrence in outdoor pond systems. The extended duration of oxygen depletion events - sometimes lasting hours - means fish experience prolonged physiological distress before death or rescue through aeration. Slaughter without prior stunning means many catfish experience the full aversive experience of killing without pain mitigation.