Maritime skill
I believe the answer is:
seamanship
(Other definitions for seamanship that I've seen before include "Sailing skills" , "Skill of a sailor" .)
I've seen this clue in the Thinks.com.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free.
Check out my app
or
learn more
about the Crossword Genius project.