MARQUETTE — The Honorable James L. Oberstar was expected at 8 a.m. today at the Lake Superior & Ishpeming ore dock in Marquette’s Upper Harbor. Due at 11 a.m. today was the Cuyahoga. On Friday, the James L. Kuber is expected at 5 a.m. and the Kaye E. Barker at 9 p.m.