A decline in bluefin stocks has increased demand for the bigeye tuna which is also excessively fished in the Indian and Atlantic oceans and the Western and Central Pacific, the report added.

• 报告补充道，黑鲔数量下滑造成大目鲔需求增加，使其在印度洋、大西洋、西部和中部太平洋被过度捕捞。