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By: Ford, John K. B.Type: ArticleIn: The Canadian field-naturalistVolume: 119Series:Issue: 1Date: 2005-01-01Page Range: 110--113Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Watson, Jane C. - Ellis Graeme M. - Smith, Thomas G. - Ford, John K. B.Type: ArticleIn: The Canadian field-naturalistVolume: 111Series:Issue: 2Date: 1997Page Range: 277--286Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: