Data record; surveys in 1964 of the CCGS Porte Dauphine
Subtitle: for Lake Ontario, Lake Erie, Lake St Clair, Lake Huron, Georgian Bay, Lake Superior.
Series: Report -- PR 42
Published: 1971
Place of publication: [Toronto]
Language: eng
Number of pages: 238
Subjects: Limnology -- Great Lakes; Great Lakes (North America) -- Surveys