Introduction Of Tugboat Tugboat is a ship used to pull barges and vessels. The characteristics of tugboat are firm structure, good stability, small hull, high power of main engine, large traction force and good maneuverability, but it has no loading and unloading capacity. It mainly tows barges carrying goods and various operating vessels. According to the different use areas, tugboats can be divided into ocean tugboats, inland river tugboats, coastal tugboats, port tugboats, marine rescue tugboats and other types.