Aquaculture

Barramundi Aquaculture Welfare

Barramundi (Asian sea bass) is a fast-growing fish increasingly farmed in Asia and Australia. Its welfare in aquaculture settings is an emerging area of concern as production scales up.

Key Facts

Barramundi is one of Australia's most popular farmed fish and is increasingly farmed in Asia
They are euryhaline, tolerating both fresh and salt water, which complicates welfare during transitions
Barramundi are aggressive and cannibalistic, particularly as juveniles
Crowding in net cages is a primary welfare risk causing fin damage and stress
Barramundi have been shown to respond to painful stimuli in ways consistent with pain experience

Welfare Considerations

Barramundi welfare research is less developed than for Atlantic salmon, but key concerns include high stocking densities, cannibalism management (which often involves sorting and size grading), and the transition between freshwater and marine environments. Welfare during slaughter is also poorly regulated in most producing countries. As demand grows, there is opportunity to build welfare standards into certification schemes from the outset.

What You Can Do

Choose barramundi from certified sustainable aquaculture schemes that include welfare criteria
Support research into barramundi-specific welfare indicators
Advocate for welfare standards in Australian and Asian barramundi certification
Raise awareness of fish welfare among seafood consumers and retailers