Species: Smew (Mergellus albellus)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Bankebroa | Agder, Norway | 1 | 1 | 0 | 2010-01-31 | |
| Bastneset 30 | Vestland, Norway | 1 | 1 | 0 | 2021-01-01 | |
| Borrevannet | Vestfold, Norway | 1 | 1 | 0 | 2002-04-10 | |
| Budal | Vestfold, Norway | 1 | 1 | 0 | 2016-01-28 | |
| jorbajavre | Finnmark, Norway | 1 | 1 | 0 | 2012-06-20 |