Aquaculture

Farmed Mussel Welfare: Sentience Uncertainty and Best Practice

Evidence-based information about farmed mussel welfare: sentience uncertainty and best practice for animal welfare improvement.

Key Facts

Welfare Considerations

Mussels lack a centralised brain but possess ganglia and nerve fibres that may mediate nociceptive responses. The welfare capacity of bivalves is genuinely uncertain and the subject of active scientific debate. Applying a precautionary welfare principle to billions of farmed individuals is prudent - this means avoiding unnecessary physical trauma during harvesting and processing while acknowledging the uncertainty.

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