Aquaculture

Farmed Catfish Water Quality and Welfare

Channel catfish and related species are widely farmed, and water quality parameters directly influence their physiological welfare.

Key Facts

Dissolved oxygen below 4 mg/L causes catfish stress and reduced feed intake
Ammonia accumulation causes gill damage and behavioural changes
Optimal temperature range for channel catfish is 24-29 degrees C
Intensive pond culture can lead to oxygen depletion at night
Emergency aeration is critical during oxygen-depletion events

Welfare Considerations

Catfish are highly sensitive to water quality deterioration. Poor water conditions cause chronic stress and impaired immunity even before fish die. Continuous monitoring and emergency aeration capacity are essential welfare requirements.

What You Can Do

Support certification schemes requiring water quality monitoring
Advocate for regulatory standards for catfish farm water quality
Choose catfish from farms with verified welfare standards