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By: Gau, Robert J. - McLoughlin, Philip D. - Case, Ray - Cluff, H. Dean - Mulders, Robert - Messier, FrançoisType: ArticleIn: The Canadian field-naturalistVolume: 118Series:Issue: 2Date: 2004-04-01Page Range: 239--242Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Case, Ray - Stevenson, JohnType: ArticleIn: The Canadian field-naturalistVolume: 105Series:Issue: 1Date: 1991Page Range: 105--106Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: