If we were in the Netherlands or in the Persian Gulf, there would be several nations close enough that one's dredges could practically dredge in another's water

If we were in the Netherlands or in the Persian Gulf, there would be several nations close enough that one's dredges could practically dredge in another's waters without being being too far from home. The Chesapeake Bay is a considerable distance from any foreign country. What is the transit time of a dredge coming from Nova Scotia or Jamaica to the Chesapeake Bay?