But Sun would also urgently like to find out what the effect is on the tawny fish owl, which relies on rivers for its survival, of trout farmers blocking off streams and using artificial feeds.
但孫元勳也急於瞭解，養鱒場截斷溪流水源、使用人工飼料，對倚賴溪流生存的黃魚鴞影響又如何？