of St. Lawrence, Strait of Belle Isle and Cabot Strait from May to October 1942, September 1943, and again in October and November 1944. During this time, German U-boats sank several merchant marine ships and three Canadian warships. In the late 1970s, the river was the subject of a successful ecological campaign (called "Save the River"), originally responding to planned development by the United States Army Corps of Engineers. The campaign was organized, among others, by Abbie Hoffman. Resident whales Sources The source of the North River in the Mesabi Range in Minnesota (Seven Beaver Lake) is considered to be the source of the St. Lawrence River. Because it crosses so many lakes, the water system frequently changes its name. From source to mouth, the names are: The St. Lawrence River also passes through Lake Saint-Louis and Lake Saint-Pierre in Quebec. Works The St. Lawrence River is at the heart of many Quebec novels (Anne Hébert's Kamouraska, Réjean Ducharme's L'avalée des avalés), poems (in works of Pierre Morency, Bernard Pozier), and songs (Leonard Cohen's "Suzanne", Michel Rivard's "L'oubli", Joe Dassin's "Dans les yeux d'Émilie", and André Gagnon's "Le Saint-Laurent"). The river was the setting for the Canadian television drama series Seaway. The river has also been portrayed in paintings, notably by the Group of Seven. In addition, the river is the namesake of Saint-Laurent Herald at the Canadian Heraldic Authority. In 1980 Jacques Cousteau traveled to Canada to make two films on the St. Lawrence River and the Great Lakes, Cries from the Deep and St. Lawrence: Stairway to the Sea. Musician David Usher released the song "St. Lawrence River" on his Little Songs album in 1998. The novel and film Black Robe'' are set primarily on the St. Lawrence River during the 17th century. See also References Bibliography External links Regional Geography of the St. Lawrence River Information about Juniper Island (Ontario) St. Lawrence Parks Commission (Ontario) Great Lakes St. Lawrence Seaway System Safe Passage: Aids to Navigation on the St. Lawrence – Historical essay, illustrated with drawings and photographs Annotated Bibliography on St. Lawrence County and Northern New York region. International St. Lawrence River Board of Control Saint Lawrence River from The Canadian Encyclopedia St. Lawrence River Cam Watch the Jacques Cousteau documentary, St. Lawrence: Stairway to the Sea The Steamboats Sir James Kemp and Lord Dalhousie on the River St. Lawrence, Upper Canada in 1833 by D.J.