St. Clair

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St. Clair

  • Country: 
  • Site number: 
  • Area: 
    244 ha
  • Designation date: 
  • Coordinates: 
    42°22'N 82°21'W
Materials presented on this website, particularly maps and territorial information, are as-is and as-available based on available data and do not imply the expression of any opinion whatsoever on the part of the Secretariat of the Ramsar Convention concerning the legal status of any country, territory, city or area, or of its authorities, or concerning the delimitation of its frontiers or boundaries.


St. Clair. 16/10/85; Ontario; 244 ha; 42°22'N 082°22'W. National Wildlife Area. Extensive system of marshes and dune ridges along Lake St. Clair. One of southern Canada's most important resting, feeding and breeding areas for migratory waterbirds. Peak numbers in spring reach 360,000 individuals, with up to 150,000 in the fall. Almost 25% of the North American population of Cygnus c. columbianus passes through the area in spring. Fall migrants include over 200,000 Branta canadensis, more than 18% of the world population of Aythya valisineria, and large numbers of other ducks. The area supports a number of rare or threatened amphibians and reptiles. Ramsar site no. 319. Most recent RIS information: 2001.

Administrative region: 

  • National legal designation: 
    • national wildlife area
  • Last publication date: 


Ramsar Information Sheet (RIS)

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