SS City of Milwaukee of year. "City of Milwaukee" sailed for the Grand Trunk until 1978 when, as the last of their fleet of three to be sailing, she was chartered to the Ann Arbor Railroad. She sailed for this road until 1982, when she was retired permanently. She is currently preserved in Manistee, Michigan as a National Historic Landmark museum. In addition to being a museum to tour, she is also operated seasonally as a bed and breakfast. She is the last unmodified traditional railroad car ferry afloat upon the lakes, still with her triple expansion steam engine, original woodwork and brass fixtures.
Great Lakes during the 1970s and 1980s, combined with successful salmonid stocking programs, have enabled the growth of a large recreational fishery. The last commercial fisherman left Milwaukee in 2011 because of overfishing and anthropogenic changes to the biosphere. Since the 19th century an estimated 160 new species have found their way into the Great Lakes ecosystem; many have become invasive; the overseas ship ballast and ship hull parasitism are causing severe economic and ecological impacts. According to the Inland Seas Education Association, on average a new species enters the Great Lakes every eight months. Introductions into the Great Lakes include the