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By: Hatler, David F.Type: ArticleIn: The Canadian field-naturalistVolume: 86Series:Issue: 4Date: 1972Page Range: 405--405Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Hatler, David F.Type: ArticleIn: The Canadian field-naturalistVolume: 87Series:Issue: 3Date: 1973Page Range: 334--334Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Hatler, David F.Type: ArticleIn: The Canadian field-naturalistVolume: 85Series:Issue: 2Date: 1971Page Range: 188--189Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Hatler, David F.Type: ArticleIn: The Canadian field-naturalistVolume: 88Series:Issue: 1Date: 1974Page Range: 117--118Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Hatler, David F.Type: ArticleIn: The Canadian field-naturalistVolume: 87Series:Issue: 1Date: 1973Page Range: 66--66Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Hatler, David F.Type: ArticleIn: The Canadian field-naturalistVolume: 86Series:Issue: 1Date: 1972Page Range: 17--31Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Hatler, David F.Type: ArticleIn: The Canadian field-naturalistVolume: 88Series:Issue: 4Date: 1974Page Range: 544--544Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Hatler, David F. - Darling, James M.Type: ArticleIn: The Canadian field-naturalistVolume: 88Series:Issue: 4Date: 1974Page Range: 449--459Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects:
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By: Hatler, David F.Type: ArticleIn: The Canadian field-naturalistVolume: 88Series:Issue: 1Date: 1974Page Range: 119--120Publication Info: Ottawa Ottawa Field-Naturalists' ClubSubjects: