Field Naturalists’ Clubs
- Ottawa Field Naturalists’ Club
- Kingston Field Naturalists
- Mississippi Valley Field Naturalists
- Pembroke Area Field Naturalists
- Prince Edward County Field Naturalists
- Rideau Valley Field Naturalists
- Club des Ornithologues de l”Outaouais
Parks
- Rideau River Provincial Park
- Point Pelee National Park
- The Friends of Algonquin Park
- Friends of the Bonnechere
- Fitzroy Harbour
- Mississippi Valley Conservation Authority
- Rideau Valley Conservation Authority
Other
- Algonquin to Adirondack Conservation Association
- Innis Point Bird Observatory
- Bird Studies Canada
- Field Botanists of Ontario
- Ontario Field Ornithologists
- Canadian Museum of Nature
- Nature Canada
- Ontario Nature
- The Ontario Breeding Bird Atlas
- The Christmas Bird Count
- Butterflies of Ottawa-Gatineau
- Shaw Woods Outdoor Education Centre
- Fossils and Geology of Lanark County
- Renfrew County Biotabase