The MV James R. Barker is a prominent American bulk carrier designed for service on the upper four North American Great Lakes. Constructed in 1976 by the American Ship Building Company in Lorain, Ohio, this vessel exemplifies large-scale lake freighter design, measuring 1,004 feet (306 meters) in length, 50 feet (15 meters) in height, and 105 feet (32 meters) in width. As one of the three vessels of its size built for the Great Lakes, the Barker is part of a limited class restricted to the upper lakes due to its dimensions, which prevent passage through the Welland Canal connecting Lake Erie to Lake Ontario. Operated by the Interlake Steamship Company, the MV James R. Barker is named in honor of James R. Barker, the company's Chairman of the Board. Despite its enormous size, the vessel is capable of maneuvering independently within harbor limits, including ports like Duluth, Minnesota, and Sault Ste. Marie, Michigan, without requiring tugboat assistance. This maneuverability underscores its advanced design and the skill of its crew. The ship is renowned for its distinctive and memorable auditory signal—the "Barker Bark"—a two-tone klaxon sound used when entering and leaving ports. This signature sound has become a recognizable maritime hallmark on the Great Lakes, especially during arrivals in busy port cities. Throughout its service, the MV James R. Barker has played a significant role in bulk cargo transportation across the Great Lakes, contributing to the region’s commercial and industrial connectivity. Its construction, size, and operational capabilities mark it as a notable vessel in Great Lakes maritime history, exemplifying the engineering and logistical achievements of large lake freighters.

This description has been generated using GPT-4.1-NANO based on the Vessel's wikidata information and then modified by ShipIndex.org staff.