Shipping and Trade
- There are approximately 118,550 jobs in the Great Lakes shipping industry (Michigan Sea Grant – University of Michigan).
- More than 160 million metric tons of raw materials and/or cargo are moved on the Great Lakes-St. Lawrence Seaway each year (Great Lakes and St. Lawrence Seaway System).
- The Great Lakes contribute $180 billion annually to trade between Canada and the U.S (Environment Canada).
- The Great Lakes and St. Lawrence River combined form the longest deep-draft navigation system in the world at approximately 3,700 km (Great Lakes and St. Lawrence Seaway System).