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  1. By: Dekker, Dick - Lister, Robert H - Thormin, Terry W. - Weseloh, D. Vaughn. - Weseloh, Linda McKeane
    Type: Article
    In: The Canadian field-naturalist
    Volume: 93
    Issue: 1
    Date: 1979
    Page Range: 68--69
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  2. By: Dekker, Dick - Taylor, R
    Type: Article
    In: The journal of raptor research
    Volume: 39
    Issue: 4
    Date: 2005
    Page Range: 394--403
    Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-
  3. By: Dekker, Dick
    Type: Article
    In: The Canadian field-naturalist
    Volume: 93
    Issue: 3
    Date: 1979
    Page Range: 296--302
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  4. By: Dekker, Dick
    Type: Article
    In: The Canadian field-naturalist
    Volume: 100
    Issue: 2
    Date: 1986
    Page Range: 272--273
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  5. By: Dekker, Dick
    Type: Article
    In: The Canadian field-naturalist
    Volume: 123
    Issue: 2
    Date: 2009-04-01
    Page Range: 157--164
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  6. By: Dekker, Dick
    Type: Article
    In: The Canadian field-naturalist
    Volume: 97
    Issue: 3
    Date: 1983
    Page Range: 303--306
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  7. By: Dekker, Dick - Court, Gordon
    Type: Article
    In: The journal of raptor research
    Volume: 37
    Issue: 2
    Date: 2003
    Page Range: 161--163
    Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-
  8. By: Dekker, Dick
    Type: Article
    In: The Canadian field-naturalist
    Volume: 99
    Issue: 3
    Date: 1985
    Page Range: 383--385
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  9. By: Dekker, Dick - Lange, Jim
    Type: Article
    In: The Canadian field-naturalist
    Volume: 115
    Issue: 3
    Date: 2001
    Page Range: 395--401
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  10. By: Dekker, Dick
    Type: Article
    In: The Canadian field-naturalist
    Volume: 94
    Issue: 4
    Date: 1980
    Page Range: 371--382
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  11. By: Dekker, Dick - Drever, Mark
    Type: Article
    In: The Canadian field-naturalist
    Volume: 129
    Issue: 2
    Date: 2015-08-04
    Page Range: 159--164
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  12. By: Dekker, Dick
    Type: Article
    In: The Canadian field-naturalist
    Volume: 83
    Issue: 1
    Date: 1969
    Page Range: 64--66
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  13. By: Dekker, Dick
    Type: Article
    In: The Canadian field-naturalist
    Volume: 83
    Issue: 4
    Date: 1969
    Page Range: 410--411
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  14. By: Dekker, Dick
    Type: Article
    In: The Canadian field-naturalist
    Volume: 86
    Issue: 3
    Date: 1972
    Page Range: 307--309
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  15. By: Dekker, Dick
    Type: Article
    In: The Canadian field-naturalist
    Volume: 96
    Issue: 4
    Date: 1982
    Page Range: 477--482
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  16. By: Dekker, Dick
    Type: Article
    In: The Canadian field-naturalist
    Volume: 112
    Issue: 4
    Date: 1998
    Page Range: 694--697
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  17. By: Dekker, Dick - Bogaert, Ludo.
    Type: Article
    In: The journal of raptor research
    Volume: 31
    Issue: 4
    Date: 1997
    Page Range: 381--383
    Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-
  18. By: Dekker, Dick
    Type: Article
    In: The Canadian field-naturalist
    Volume: 112
    Issue: 4
    Date: 1998
    Page Range: 709--710
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  19. By: Dekker, Dick
    Type: Article
    In: The journal of raptor research
    Volume: 37
    Issue: 2
    Date: 2003
    Page Range: 91--97
    Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-
  20. By: Dekker, Dick
    Type: Article
    In: The Canadian field-naturalist
    Volume: 103
    Issue: 2
    Date: 1989
    Page Range: 261--264
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  21. By: Dekker, Dick
    Type: Article
    In: The journal of raptor research
    Volume: 29
    Issue: 1
    Date: 1995
    Page Range: 26--29
    Publication Info: Hastings, Minn, Raptor Research Foundation, ©1987-
  22. By: Dekker, Dick
    Type: Article
    In: The Canadian field-naturalist
    Volume: 99
    Issue: 1
    Date: 1985
    Page Range: 90--93
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  23. By: Dekker, Dick
    Type: Article
    In: Raptor research
    Volume: 18
    Issue: 3
    Date: 1984
    Page Range: 92--97
    Publication Info: Vermillion, S.D, Raptor Research Foundation, [1972-1986]
  24. By: Dekker, Dick - Slatter, Greg
    Type: Article
    In: The Canadian field-naturalist
    Volume: 123
    Issue: 3
    Date: 2009-07-01
    Page Range: 236--239
    Publication Info: Ottawa Ottawa Field-Naturalists' Club
  25. By: Dekker, Dick
    Type: Article
    In: The Canadian field-naturalist
    Volume: 100
    Issue: 4
    Date: 1986
    Page Range: 550--553
    Publication Info: Ottawa Ottawa Field-Naturalists' Club