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  1. By: Trottier, Garry C.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 100
    Issue: 4
    Date: 1986
    Page Range: 488--495
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Trottier, Garry C.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 98
    Issue: 1
    Date: 1984
    Page Range: 138--139
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  3. By: Trottier, Garry C. - Breneman, Raymond J. - Young, Norman A.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 94
    Issue: 4
    Date: 1980
    Page Range: 383--390
    Publication Info: Ottawa Ottawa Field-Naturalists' Club