gongoozler

noun [ C ] UK informal
a person who enjoys watching boats and activities on canals ( = long, narrow, artificially made stretches of water )
شخصی که از تماشای قایق ها و فعالیت ها در کانال های آب لذت می برد
Canal locks often attract gongoozlers.

منابع

• https://dictionary.cambridge.org/dictionary/english/gongoozler