Family: Kuskjellfamilien (Arcticidae)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|
| Agderkysten | Agder, Norway | 1 | 1 | 1 | 2013-03-20 | |
| Agderkysten | Agder, Norway | 1 | 1 | 1 | 2013-03-20 | |
| Arendal | Agder, Norway | 1 | 1 | 0 | 2013-03-20 | |
| Bekkevika | Vestfold, Norway | 4 | 1 | 0 | 2014-09-23 | |
| Bragdøya | Agder, Norway | 1 | 1 | 0 | 1994-05-27 | |
| Drøbak | Akershus, Norway | 2 | 1 | 0 | 2016-10-23 | |
| Drøbak | Akershus, Norway | 1 | 1 | 1 | 2004-05-04 | |
| Englan | Nordland, Norway | 2 | 1 | 0 | 1996-04-16 | |
| Fjæra på Skjelnan | Troms, Norway | 2 | 1 | 0 | 2007-06-07 | |
| Fra Risør til Hisøy | Agder, Norway | 1 | 1 | 1 | 2013-03-20 | |
| Halten | Trøndelag, Norway | 1 | 1 | 0 | 1994-06-03 | |
| Hansbakkfjæra | Trøndelag, Norway | 1 | 1 | 0 | 2018-05-23 | |
| Jomfruland | Telemark, Norway | 1 | 1 | 1 | 2013-05-07 | |
| Mesxy | Finnmark, Norway | 1 | 1 | 0 | 1994-04-08 | |
| Mjølvik, bløtbunn | Troms, Norway | 2 | 1 | 3 | 2014-08-29 | |
| Osen | Nordland, Norway | 1 | 1 | 0 | 2010-05-19 | |
| Risør til Hisøya | Agder, Norway | 1 | 1 | 1 | 2013-03-20 | |
| V. Måsane | Akershus, Norway | 21 | 1 | 0 | 1996-09-17 | |
| Valen | Vestland, Norway | 2 | 1 | 2 | 2015-08-27 | |