PDF copies of a selection of historical checklists of the birds of Ottawa are available to be downloaded.

1969 Pittaway Checklist
1970 OFNC Checklist
1979 OFNC Checklist
1985 OFNC Checklist
1986 Ottawa District Bird Field List
1993 OFNC Checklist
2002 OFNC Checklist
Seasonal Checklist 2005