Like her three sister ships in CSL's Trillium class, the Baie St. Paul, the Baie Comeau, and the Whitefish Bay she is a self-unloading bulk carrier, with a conveyor belt on a long boom that can be deployed over port or starboard sides.
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James Murray. CSL MV Thunder Bay Arrives in Port Today, News Net Ledger, 2013-09-27. “The Thunder Bay is the third of four new Trillium Class vessels to join CSL’s Great Lakes fleet. Conceived and built as part of CSL’s ambitious fleet renewal program, Trillium ships are equipped with the most advanced, sustainable and safe technologies available on the market today.”
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Dave Johnson. Thunder Bay moves through Niagara, Welland Tribune, 2014-08-08. “After the ceremony, which saw St. Catharines Conservative MP Rick Dykstra, Port Colborne Mayor Vance Badawey and Martel speak — and all greeted by blasts of Thunder Bay’s horn, the vessel was headed to Quebec City to discharge its load of iron ore pellets that were loaded in Escanaba, Mich.”