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  1. By: Halliday, William D.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 131
    Issue: 2
    Date: 2017-11-03
    Page Range: 196--196
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Halliday, William D. - Blouin-Demers, Gabriel
    Type: Article
    In: The Canadian field-naturalist
    Volume: 132
    Issue: 1
    Date: 2018-08-28
    Page Range: 25--29
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  3. By: Halliday, William D.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 130
    Issue: 2
    Date: 2016-04-01
    Page Range: 146--151
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  4. By: Halliday, William D.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 132
    Issue: 1
    Date: 2018-09-08
    Page Range: 73--73
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  5. By: Halliday, William D. - Blouin-Demers, Gabriel
    Type: Article
    In: The Canadian field-naturalist
    Volume: 132
    Issue: 3
    Date: 2019-04-11
    Page Range: 223--230
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  6. By: Halliday, William D.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 132
    Issue: 1
    Date: 2018-09-08
    Page Range: 78--78
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  7. By: Halliday, William D. - Seburn, David C.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 132
    Issue: 1
    Date: 2018-08-28
    Page Range: 1--3
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  8. By: Halliday, William D.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 131
    Issue: 4
    Date: 2018-06-05
    Page Range: 377--377
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  9. By: Halliday, William D.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 133
    Issue: 3
    Date: 2019-07-01
    Page Range: 281--281
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  10. By: Halliday, William D.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 133
    Issue: 4
    Date: 2019-10-01
    Page Range: 388--388
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  11. By: Seburn, David C. - Halliday, William D.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 132
    Issue: 2
    Date: 2019-01-01
    Page Range: 99--102
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  12. By: Halliday, William D.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 132
    Issue: 4
    Date: 2019-07-11
    Page Range: 429--429
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  13. By: Halliday, William D.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 132
    Issue: 2
    Date: 2019-01-01
    Page Range: 198--199
    Publication Info: Ottawa Ottawa Field-Naturalists' Club