Advances in salmon welfare science have identified measurable indicators that can objectively assess flock welfare. Understanding these tools enables better welfare monitoring and management.
Salmon welfare monitoring has progressed from simple mortality tracking to comprehensive assessment protocols that capture multiple dimensions of welfare. The development of validated indicator tools enables objective comparison between farms and over time, supporting evidence-based welfare improvement. Integrating welfare monitoring into routine farm management creates incentives for continuous improvement rather than reactive response to crises. The challenge of welfare assessment in large aquaculture populations with millions of fish requires sampling approaches that are statistically representative and practically achievable in commercial settings. Progressive aquaculture operations are investing in automated sensing technologies that enable more continuous welfare monitoring at population scale.