Helix pomatia (Roman Snail)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Alshus | Østfold, Norway | 1 | 1 | 0 | 2012-07-06 | |
| Asker | Akershus, Norway | 1 | 1 | 0 | 2017-06-01 | |
| Bekkenstenveien | Akershus, Norway | 1 | 1 | 1 | 2007-05-13 | |
| Bødalen | Akershus, Norway | 1 | 1 | 0 | 2015-05-07 | |
| Greåker videregående skole | Østfold, Norway | 3 | 1 | 2 | 2019-09-22 | |
| Grinda 6, 0861 | Oslo, Norway | 1 | 1 | 1 | 2015-05-26 | |
| Grønlifjellet | Østfold, Norway | 2 | 1 | 0 | 2019-09-19 | |
| Husebyskogen | Oslo, Norway | 1 | 1 | 0 | 2015-06-15 | |
| Kongsbergveien | Telemark, Norway | 1 | 1 | 1 | 2014-08-12 | |
| Kongsvinger ungdomsskole | Innlandet, Norway | 2 | 1 | 0 | 2020-06-16 | |
| Lysakerelven | Oslo, Norway | 1 | 1 | 0 | 2015-06-15 | |
| Munkehagen | Rogaland, Norway | 1 | 1 | 0 | 2014-05-22 | |
| Nedre Voll | Akershus, Norway | 1 | 1 | 0 | 2012-05-12 | |
| Nordanger | Vestland, Norway | 1 | 1 | 0 | 2019-05-22 | |
| Oklungen | Telemark, Norway | 1 | 1 | 0 | 2018-05-21 | |
| oredalsåsen | Østfold, Norway | 1 | 1 | 0 | 2019-09-22 | |
| Ortunvannet | Vestland, Norway | 1 | 1 | 0 | 2015-06-02 | |
| Platåveien | Akershus, Norway | 1 | 1 | 1 | 2019-08-11 | |
| Rikshospitalet | Oslo, Norway | 1 | 1 | 0 | 2015-05-27 | |
| Rimbareid | Vestland, Norway | 1 | 1 | 1 | 2015-06-10 | |
| Sandvika | Akershus, Norway | 3 | 1 | 3 | 2015-06-05 | |
| Sentrum | Buskerud, Norway | 1 | 1 | 1 | 2018-07-17 | |
| Spirabukta | Akershus, Norway | 1 | 1 | 0 | 2015-06-16 | |
| St Olav videregående skole | Rogaland, Norway | 1 | 1 | 0 | 2014-05-22 | |
| Sundvollen | Buskerud, Norway | 1 | 1 | 1 | 2019-05-18 | |
| Torstad ungdomsskole | Akershus, Norway | 2 | 1 | 0 | 2015-06-09 | |
| Torstaddammen | Akershus, Norway | 4 | 1 | 1 | 2015-06-09 | |
| Tunnelveien | Vestfold, Norway | 1 | 1 | 0 | 2015-08-31 | |
| Ullern | Oslo, Norway | 1 | 1 | 1 | 2015-06-17 | |
| Ullern vgs | Oslo, Norway | 3 | 1 | 0 | 2017-09-04 | |
| Ullern videregående skole | Oslo, Norway | 2 | 1 | 0 | 2015-09-11 | |
| Ullevål | Oslo, Norway | 1 | 1 | 3 | 2008-05-01 |