What you're talking about is something between 20 and 30 million metric tons of wild creatures that are taken from the ocean and used and ground up.
무슨 얘기냐 하면 2백 - 3백만 톤의 야생 물고기들이 바다에서 잡혀 갈려지고 있다는  얘기를 하는 것입니다.