ROCKLAND — Hundreds of bicyclists are preparing to head out for the 14th annual Maine Lobster Ride. The first riders will depart Oceanside High School in Rockland at 7:30 a.m. Sunday. Riders will choose one of several different routes that cover 100 miles, 80 miles, 50 miles, 30 miles or 15 miles. They’ll pass through several towns along the Maine coast, including Rockport, Camden and Searsmont.