Family: Spongillidae
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Korssjøen | Vestfold, Norway | 1 | 1 | 0 | 1989-09-06 | |
| Langavatnet | Vestland, Norway | 1 | 1 | 0 | 1989-08-31 | |
| Storeidvatnet | Nordland, Norway | 2 | 2 | 0 | 1998-09-07 | |
| Øvre Storfjordvatnet | Nordland, Norway | 1 | 1 | 0 | 1989-09-01 |