Perrin, an American marine mammal scholar, gave testimony to the International Whaling Commission (IWC) on this issue. He described for the first time the severity of the problem of small-scale cetaceans being deliberately caught or dying after being accidentally trapped in fishing nets.
同年，美國海洋哺乳類學者培林博士在「國際捕鯨委員會」（簡稱 IWC）首次指出了小型鯨類面臨直接獵捕或間接因漁獲而致死之問題嚴重性。