Farmed Animals

Welfare in Farmed Black Soldier Fly

Black soldier fly is among the most commonly farmed insects, with emerging welfare questions about appropriate rearing conditions.

Key Facts

Black soldier fly larvae are farmed primarily as protein feed for aquaculture and poultry
Trillions of black soldier fly larvae are produced annually in global insect farming
Evidence for nociception in insect larvae is limited but scientifically uncertain
Rearing conditions including temperature, density, and substrate affect larval development
Killing methods for insect larvae include freezing, hot water, and dry heat

Welfare Considerations

Welfare considerations for farmed black soldier fly larvae reflect genuine scientific uncertainty about insect sentience. While evidence for pain capacity in larvae is limited, the precautionary principle suggests that practices minimising potential harm should be preferred. Industry guidelines are beginning to address rearing and killing conditions with a view to reducing potential suffering if it exists.

What You Can Do

Support research into black soldier fly sentience and welfare capacity
Advocate for precautionary welfare guidelines in insect farming regulation
Choose insect-derived products from operations applying welfare-conscious practices
Raise awareness about insect farming welfare as a legitimate emerging concern
Support development of evidence-based welfare standards for commercial insect farming