It’d probably be work best if you have a cover business that can give you an excuse to have the ship. If they think you’re a fisherman and you actually fish enough to look like you’re busy, you can better avoid the authorities. An alternative strategy could be to pose as a private research team which would have the added bonus of giving you an excuse for having electronic equipment.

Of course, I’m just talking out of my ass and don’t know shit about anti smuggling enforcement, so don’t listen to me.