Never thriving to begin with, pressed by Man's encroachments, "how can the ku fish be adequately protected and kept from changing from a 'rare' to an 'endangered' species?" Tseng Ch'ing-hsien anxiously asks.
「怎麼好好保護、讓它繼續存在，問題已迫在眉睫。『特有』就夠了，不要讓它真正成為『稀有』或『沒有』」，曾晴賢很心急地指出。