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| Område | Kommune (fylke) | Ant. obs. | Ant. arter | Ant. bilder | Siste obs. | |
|---|
| Akerselva | Oslo, Norway | 2 | 1 | 0 | 2015-04-23 | |
| Akerselva | Oslo, Norway | 1 | 1 | 0 | 2025-01-18 | |
| Akerselva ved Nydalen | Oslo, Norway | 1 | 1 | 1 | 2025-02-24 | |
| Akersgata | Oslo, Norway | 1 | 1 | 0 | 2025-01-13 | |
| Bekkelaget | Oslo, Norway | 16 | 16 | 0 | 2014-03-19 | |
| Bjørndal | Oslo, Norway | 1 | 1 | 0 | 2022-01-06 | |
| Bjørvika | Oslo, Norway | 1 | 1 | 2 | 2013-04-25 | |
| Bygdøy | Oslo, Norway | 1 | 1 | 0 | 2022-07-24 | |
| Bygdøy | Oslo, Norway | 4 | 4 | 4 | 2025-01-12 | |
| Dalsroa | Oslo, Norway | 4 | 3 | 0 | 2022-07-14 | |
| Drammensveien 130 | Oslo, Norway | 1 | 1 | 0 | 2025-02-01 | |
| Ekeberg | Oslo, Norway | 1 | 1 | 0 | 2024-04-02 | |
| Ekraveien 34 | Oslo, Norway | 3 | 3 | 0 | 2025-01-27 | |
| Finnhaugveien 36 | Oslo, Norway | 1 | 1 | 1 | 2025-01-25 | |
| Fiskevollbukte | Oslo, Norway | 3 | 3 | 0 | 2025-01-25 | |
| Fuglemyra ved Vettakollen, Oslo | Oslo, Norway | 1 | 1 | 0 | 2020-06-01 | |
| Godlia T-bane | Oslo, Norway | 1 | 1 | 0 | 2025-03-24 | |
| Hovindammen | Oslo, Norway | 2 | 2 | 0 | 2025-03-30 | |
| Hovindammen | Oslo, Norway | 2 | 2 | 0 | 2020-05-27 | |
| Huk, Bygdsøy | Oslo, Norway | 7 | 7 | 1 | 2025-01-31 | |
| Hvervenbukta | Oslo, Norway | 1 | 1 | 0 | 2023-04-27 | |
| Hvervenbukta | Oslo, Norway | 2 | 2 | 0 | 2025-01-25 | |
| Kanonhallveien 58 C | Oslo, Norway | 2 | 2 | 0 | 2025-03-30 | |
| Ljanselva miljøpark Skulleruddumpa | Oslo, Norway | 1 | 1 | 0 | 2022-10-14 | |
| Ljanselva ved Leirskallen | Oslo, Norway | 1 | 1 | 1 | 2021-02-06 | |
| Lysakerelva v/Lysaker stasjon | Oslo, Norway | 1 | 1 | 0 | 2019-10-09 | |
| Maridalen | Oslo, Norway | 1 | 1 | 0 | 2025-01-02 | |
| Munkedamsveien | Oslo, Norway | 1 | 1 | 0 | 2025-02-12 | |
| Nesoddbåten | Oslo, Norway | 3 | 3 | 0 | 2025-03-23 | |
| Ola Narr | Oslo, Norway | 4 | 4 | 0 | 2025-03-27 | |
| Oppsal skole | Oslo, Norway | 2 | 2 | 0 | 2025-03-31 | |
| Oslo sentrum | Oslo, Norway | 4 | 4 | 0 | 2025-03-29 | |
| Oslo Sentrum | Oslo, Norway | 2 | 2 | 0 | 2025-01-20 | |
| Oslo sentrum | Oslo, Norway | 3 | 3 | 0 | 2025-03-12 | |
| Ostadalsveien 6B | Oslo, Norway | 1 | 1 | 0 | 2025-01-18 | |
| Skjønnhaug skole til Lutvann | Oslo, Norway | 4 | 4 | 0 | 2013-06-20 | |
| Skullerudbakken 8C | Oslo, Norway | 3 | 3 | 0 | 2025-02-13 | |
| Slottsparken | Oslo, Norway | 2 | 1 | 0 | 2025-03-27 | |
| Snippen, Greveveien | Oslo, Norway | 1 | 1 | 0 | 2021-06-04 | |
| Solemskogen | Oslo, Norway | 2 | 2 | 0 | 2025-03-25 | |
| Solstugrenda | Oslo, Norway | 1 | 1 | 0 | 2018-06-15 | |
| Sveiserveien 6 | Oslo, Norway | 8 | 8 | 0 | 2025-04-02 | |
| Sørenga | Oslo, Norway | 2 | 2 | 0 | 2025-01-16 | |
| Sørkedalen | Oslo, Norway | 1 | 1 | 0 | 2013-08-25 | |
| Teglverksdammen | Oslo, Norway | 2 | 2 | 0 | 2025-02-15 | |
| Ullern | Oslo, Norway | 4 | 4 | 0 | 2025-01-21 | |
| Ullevål | Oslo, Norway | 2 | 2 | 0 | 2025-02-27 | |
| Ulsrud | Oslo, Norway | 1 | 1 | 1 | 2025-01-16 | |
| Veitvet | Oslo, Norway | 1 | 1 | 0 | 2017-05-12 | |
| Vettakollen | Oslo, Norway | 10 | 10 | 0 | 2025-02-09 | |