Beyond the Atlantic coastal river systems, where else in North America can American eels be found, demonstrating their upstream adaptability?

Answer

Major river systems like the Mississippi and the Great Lakes basins

The species demonstrates incredible adaptability by being found far inland in major drainage systems like the Mississippi and Great Lakes basins, meaning they have successfully moved upstream and bypassed numerous obstacles.

Beyond the Atlantic coastal river systems, where else in North America can American eels be found, demonstrating their upstream adaptability?
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