| Answer | Crossword Clue |
|---|---|
| SMEW | Crested diving duck |
| SMEW | White-crested diving duck |
| SMEW | Crested duck |
| SMEW | White-crested duck |
| SMEW | Crested fish-eating duck. |
| SCAUP | Diving duck |
| MERGANSER | Diving duck. |
| SMEW | Diving duck |
| REDHEAD | Diving duck. |
| TEAL | Diving duck |
| POCHARD | Diving duck |
| SCOTER | Diving duck |
| SCOTER | Diving duck. |
| SCAUP | Diving duck. |
| SMEE | Diving duck |
| SMEW | Diving duck. |
| EIDER | Diving duck |
| EIDER | Sea-diving duck |
| SMEW | Certain diving duck |
| SMEW | Small diving duck |
| SMEW | Eurasian diving duck |
| GOLDENEYE | Swift, diving duck |
| SMEW | Duck adroit at diving. |
| SMEW | Duck adept at diving. |
| CANVASBACK | North American diving duck |
