What is a gundalow? It is a flat bottomed cargo barge once common on the Piscataqua River and in the nearby rivers of New Hampshire and Maine. They were popularized in the 1600s, and were still used until the early 1900s. There is no keel on a gundalow, which was useful for mudflats and low tide. The name is thought to have derived from "gondola". Similar flat bottomed boats called "gandelows" ply the waters of the River Shannon in Ireland. Many people with ancestors from New Hampshire and Maine can trace back to an early settler in this region, and...