Crossword Genius

Avoid fish swimming around bottom of Treaty Port

Ross

I believe the answer is:

by-pass

I'm a little stuck... Click here to teach me more about this clue!

(Other definitions for by-pass that I've seen before include "The way round an obstruction, or a town" , "Go round (congested area etc)" , "Alternative route" , "Operation (on heart arteries)" , "Road built to avoid another" .)

I've seen this clue in the Irish Times.
Want a hint initially instead of a full solution? Install my app