| Common name | Scientific name and subspecies | Range | Size and ecology | IUCN status and estimated population |
|---|
| black or American scoter 
Male
 Female
| Melanitta americana (Swainson, 1832) | north of North America in Labrador and Newfoundland to the southeast Hudson Bay
 | Size:
Habitat:
Diet: | LC
|
|---|
| common scoter 
Male
 Female
| Melanitta nigra (Linnaeus, 1758) | north of Europe and Asia east to the Olenyok River
 | Size:
Habitat:
Diet: | LC
|
|---|
| velvet scoter 
Male
 Female
| Melanitta fusca (Linnaeus, 1758) | eastern Turkey, Europe as far south as Great Britain, and on the Black and Caspian Sea
 | Size:
Habitat:
Diet: | VU
|
|---|
| white-winged scoter 
Male
 Female
| Melanitta deglandi (Bonaparte, 1850) | North America
 | Size:
Habitat:
Diet: | LC
|
|---|
| Stejneger's scoter 
Male
| Melanitta stejnegeri (Ridgway, 1887) | far north of Asia east of the Yenisey Basin | Size:
Habitat:
Diet: | LC
|
|---|
| surf scoter 
Male
 Female
| Melanitta perspicillata (Linnaeus, 1758) | North America, mostly in Northern Canada and Alaska
 | Size:
Habitat:
Diet: | LC
|
|---|