The captain of a New Zealand vessel who was just down there is reporting a significant decline in the number of the Ross Sea killer whales, who are directly dependent on the Antarctic toothfish as their main source of food.
一艘新西兰船舶的船长 刚到过那里。 他报告称， 罗斯海虎鲸数量急剧减少。 虎鲸直接依赖南极牙鱼 作为主要食物来源。