A salient finding was that 74% of drifting FAD-associated skipjack had empty stomachs at the moment of capture compared with only 13% for those fished from free schools.

• 一个显著地发现时捕自FAD处的鲣鱼，空胃率达到74%25，而捕自自然条件下的群体的鲣鱼的空胃率仅为13%25。