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  1. By: Lomer, Frank - Douglas, George W.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 113
    Issue: 2
    Date: 1999
    Page Range: 235--240
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Douglas, George W. - Penny, Jenifer L.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 118
    Issue: 2
    Date: 2004-04-01
    Page Range: 174--178
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  3. By: Douglas, George W.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 118
    Issue: 2
    Date: 2004-04-01
    Page Range: 164--168
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  4. By: Douglas, George W. - Desrosiers, Julie
    Type: Article
    In: The Canadian field-naturalist
    Volume: 120
    Issue: 2
    Date: 2006-04-01
    Page Range: 169--174
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  5. By: Douglas, George W. - Penny, Jenifer L.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 120
    Issue: 2
    Date: 2006-04-01
    Page Range: 175--178
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  6. By: Smith, Tyler William - Douglas, George W. - Harris, Allan G.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 118
    Issue: 2
    Date: 2004-04-01
    Page Range: 179--184
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  7. By: Douglas, George W. - Penny, Jenifer L. - Barton, Ksenia
    Type: Article
    In: The Canadian field-naturalist
    Volume: 120
    Issue: 2
    Date: 2006-04-01
    Page Range: 183--187
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  8. By: Douglas, George W. - Penny, Jenifer L. - Barton, Ksenia
    Type: Article
    In: The Canadian field-naturalist
    Volume: 120
    Issue: 2
    Date: 2006-04-01
    Page Range: 163--168
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  9. By: Douglas, George W. - Illingworth, Jeanne M.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 118
    Issue: 2
    Date: 2004-04-01
    Page Range: 169--173
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  10. By: Douglas, George W. - Ryan, Michael J. (Michael Joseph),
    Type: Article
    In: The Canadian field-naturalist
    Volume: 120
    Issue: 2
    Date: 2006-04-01
    Page Range: 147--152
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  11. By: Douglas, George W. - Ryan, Michael J. (Michael Joseph),
    Type: Article
    In: The Canadian field-naturalist
    Volume: 120
    Issue: 2
    Date: 2006-04-01
    Page Range: 153--156
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  12. By: Douglas, George W. - Penny, Jenifer L.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 120
    Issue: 2
    Date: 2006-04-01
    Page Range: 179--182
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  13. By: Douglas, George W.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 110
    Issue: 3
    Date: 1996
    Page Range: 387--391
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  14. By: Douglas, George W. - Lomer, Frank - Roemer, Hans L.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 112
    Issue: 2
    Date: 1998
    Page Range: 276--279
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  15. By: Douglas, George W. - Pojar, Jim - Meidinger, Del - McKeown, Karen
    Type: Article
    In: The Canadian field-naturalist
    Volume: 108
    Issue: 4
    Date: 1994
    Page Range: 391--396
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  16. By: Jamison, Judith A. - Douglas, George W.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 112
    Issue: 2
    Date: 1998
    Page Range: 284--288
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  17. By: Penny, Jenifer L. - Douglas, George W.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 115
    Issue: 3
    Date: 2001
    Page Range: 460--465
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  18. By: Douglas, George W. - Jamison, Judith A.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 115
    Issue: 3
    Date: 2001
    Page Range: 455--459
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  19. By: Donovan, Marta - Douglas, George W.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 115
    Issue: 3
    Date: 2001
    Page Range: 466--471
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  20. By: Penny, Jenifer L. - Douglas, George W. - Allen, Geraldine A
    Type: Article
    In: The Canadian field-naturalist
    Volume: 112
    Issue: 3
    Date: 1998
    Page Range: 481--485
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  21. By: Douglas, George W. - Ryan, Michael J. (Michael Joseph),
    Type: Article
    In: The Canadian field-naturalist
    Volume: 115
    Issue: 3
    Date: 2001
    Page Range: 451--454
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  22. By: Douglas, George W. - Ryan, Michael J. (Michael Joseph),
    Type: Article
    In: The Canadian field-naturalist
    Volume: 113
    Issue: 2
    Date: 1999
    Page Range: 299--300
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  23. By: Miller, Michael D. - Douglas, George W.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 113
    Issue: 4
    Date: 1999
    Page Range: 652--658
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  24. By: Penny, Jenifer L. - Douglas, George W.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 113
    Issue: 3
    Date: 1999
    Page Range: 461--465
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  25. By: Douglas, George W. - Illingworth, Jeanne M.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 112
    Issue: 2
    Date: 1998
    Page Range: 280--283
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  26. By: Douglas, George W. - Illingworth, Jeanne M.
    Type: Article
    In: The Canadian field-naturalist
    Volume: 111
    Issue: 4
    Date: 1997
    Page Range: 622--627
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  27. By: Douglas, George W. - Ryan, Michael J. (Michael Joseph),
    Type: Article
    In: The Canadian field-naturalist
    Volume: 112
    Issue: 3
    Date: 1998
    Page Range: 491--495
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  28. By: Douglas, George W. - Pojar, Jim
    Type: Article
    In: The Canadian field-naturalist
    Volume: 115
    Issue: 2
    Date: 2001
    Page Range: 343--343
    Publication Info: Ottawa Ottawa Field-Naturalists' Club