Site: Lysakerelven
| Species | Lenke til artsinfo | Reg. date | Obs. date | Location | Lenke til Artskart |
|---|---|---|---|---|---|
| Mallard (Anas platyrhynchos) | 2023-02-13 | 2023-02-13 | Lysakerelven (Akershus, Norway) |  | |
| Mallard (Anas platyrhynchos) | 2022-01-30 | 2022-01-30 | Lysakerelven (Akershus, Norway) | | |
| Mallard (Anas platyrhynchos) | 2016-01-31 | 2016-01-30 | Lysakerelven (Akershus, Norway) | |
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