vessels
MARQUETTE — The Lee A. Tregurtha is expected at 3 a.m. Friday at the Lake Superior & Ishpeming ore dock in Marquette’s Upper Harbor. Due on Saturday are the Kaye E. Barker at noon and the Maumee at 6 p.m. The Ashtabula is expected at 5 a.m. Sunday, followed by the Honorable James L. Oberstar at noon Sunday. The Lee A. Tregurtha is due at 3 a.m. Tuesday.