trawler

We boys—I was a boy in a Brixham trawler then—certainly believed that.

Five men on the trawler were scanning the sea with glasses looking for submarines.

You can hear what speed he's going, and when you're used to them you can make out what kind of craft he is—trawler or destroyer.

He was to return to the trawler and seize the hands and bring them to the Cameleon.