Species: Butt sandskjell (Mya truncata)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|
| Arendal | Agder, Norway | 1 | 1 | 0 | 2013-03-20 | |
| Drøbak | Akershus, Norway | 1 | 1 | 0 | 2004-05-04 | |
| Langnes | Troms, Norway | 1 | 1 | 0 | 2013-04-17 | |
| Valen | Vestland, Norway | 1 | 1 | 1 | 2014-06-05 | |