Yellowtail amberjack is an important Asian and European aquaculture species with growing attention to welfare standards for this fast-swimming pelagic fish.
Yellowtail welfare in cage aquaculture is primarily challenged by their highly active nature requiring swimming space for normal behavioral expression and physiological health. Insufficient exercise space leads to reduced muscle development, fin damage, and likely chronic frustration for fish adapted to extensive open-water movement. Water quality management in cage systems is critical as yellowtail are sensitive to dissolved oxygen depletion. Their premium market position supports investment in welfare improvements including improved cage design, gentler harvesting protocols, and welfare outcome monitoring.