which is located further east, The Susquehanna and Tidewater Canal or the Portage Canal?
Portage Canal The Portage Canal was built to connect the Fox River and Wisconsin River at Portage, Wisconsin along the Fox-Wisconsin Waterway. For a time, it completed a route from the north Atlantic Ocean, through the St. Lawrence Seaway and down the Mississippi River to the Gulf of Mexico, and back to the Atlantic.
Shinnecock Canal The Shinnecock Canal (also known as the Shinnecock and Peconic Canal) is a canal that cuts across the South Fork of Long Island at Hampton Bays, New York. At 4700 ft long, it connects Great Peconic Bay and the north fork of Long Island with Shinnecock Bay and the Atlantic Ocean. The canal opened to traffic in 1892.