Order: Sildefisk (Clupeiformes)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Grefstadvika | Agder, Norway | 1 | 1 | 1 | 2014-09-04 | |
| Karlsvikodden | Vestfold, Norway | 2 | 1 | 0 | 2006-04-28 | |
| Sæbø | Møre og Romsdal, Norway | 1 | 1 | 0 | 2000-09-15 |
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