MARQUETTE, Mich.—A Northern Michigan University biology seminar on the lichen communities on Granite Rock in the Huron Mountains will be held at 10 a.m. Monday, Nov. 1, in the West Science Building’s Mead Auditorium.

            NMU instructor Ryne Rutherford will discuss a multi-scaled habitat analysis of these communities. The presentation is free and open to the public.

            For more information, call the NMU biology department at 227-2310.