Ring-necked Duck Aythya collaris
| Order & Family | Description | Clutch Size | Egg Size |
| Anseriformes
Anatidae |
Elliptical to subelliptical, smooth and slightly glossy. Colour is green to pale olive-gray. | 6-12 eggs | 58 x 41 mm |
Breeding Status
| Boreal Forest |  |
Confirmed | Canadian Shield |  |
Confirmed | |
| Rocky Mountain |  |
Confirmed | Parkland |  |
Confirmed | |
| Foothills |  |
Confirmed | Grassland |  |
Probable |
