MARQUETTE — Due at 4 p.m. today at the Lake Superior & Ishpeming ore dock in Marquette’s Upper Harbor is the Lee A. Tregurtha. The Kaye E. Barker is expected at 2 a.m. on Friday. Also due on Friday is the Joseph L. Block at 4 p.m. On Monday, the Lee A. Tregurtha is expected at 7 p.m.