Ключевые слова: boat, business, cargo, commercial, construction, danger, dock, equipment, fishing, freight, freight shipping, great lakes, harbor, high, import, industrial, industry, laborers, lake huron, lake superior, marine, men, michigan, nautical, outdoor, people, port, sailing, sailors, sault ste marie, sea, ship, shipping, soo locks, summer, transport, transportation, travel, trawler, vessel, water, work, worker, workers,