How to say “Which fish keeps digging up that aquatic plant?” in Japanese

In Japanese

あの水草(みずくさ)、何度植(なんどう)え直(なお)しても抜(ぬ)けてるけど、どの魚(さかな)が掘(ほ)り返(かえ)してるの？

Ano mizukusa, nando uenaoshite mo nuketeru kedo, dono sakana ga horikaeshiteru no?