As efforts to prevent the bluefin tuna suffering a similar fate are increased, some conservationists wonder whether there will still be a breeding population left to save.

• 在防止金枪鱼惨遭同样的命运方面的努力不断加强的同时，一些资源保护学家在质疑---是否还有一个可繁殖的数量可以被保护。