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By: Hatfield, ToddType: ArticleIn: The Canadian field-naturalistVolume: 115Series:Issue: 4Date: 2001Page Range: 579--583Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Hatfield, Todd - Ptolemy, JaunitaType: ArticleIn: The Canadian field-naturalistVolume: 115Series:Issue: 4Date: 2001Page Range: 591--596Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Hatfield, ToddType: ArticleIn: The Canadian field-naturalistVolume: 115Series:Issue: 4Date: 2001Page Range: 584--590Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: