Littorina sp.
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Stokkastrand | Rogaland, Norway | 4 | 1 | 0 | 1995-10-03 | |
| Storleiret | Trøndelag, Norway | 2 | 1 | 0 | 1995-06-12 | |
| Strand | Nordland, Norway | 29 | 1 | 0 | 1996-09-16 | |
| Strandvik/vinnes | Vestland, Norway | 18 | 1 | 0 | 1996-10-03 | |
| Strøno | Vestland, Norway | 10 | 1 | 0 | 1996-09-18 | |
| Støre/Eigerøy | Rogaland, Norway | 37 | 1 | 0 | 2015-09-21 | |
| Støtt | Nordland, Norway | 4 | 1 | 0 | 1996-09-20 | |
| Sula | Trøndelag, Norway | 4 | 1 | 0 | 1997-10-12 | |
| Sveggøya | Møre og Romsdal, Norway | 16 | 1 | 0 | 1997-10-07 | |
| Svelvik | Buskerud, Norway | 4 | 1 | 0 | 1995-10-09 | |
| Syvdefjorden | Møre og Romsdal, Norway | 34 | 1 | 0 | 1997-10-09 | |
| Syvdefjorden | Møre og Romsdal, Norway | 41 | 1 | 0 | 1997-10-09 | |
| Sømskilen | Agder, Norway | 34 | 1 | 0 | 1997-10-03 | |
| Sør Kolnes | Rogaland, Norway | 3 | 1 | 0 | 1995-09-06 | |
| Søvik | Møre og Romsdal, Norway | 7 | 1 | 0 | 1995-09-18 | |
| Talgje | Rogaland, Norway | 2 | 1 | 0 | 1998-10-01 | |
| Tananger | Rogaland, Norway | 7 | 1 | 0 | 1996-09-12 | |
| Tangen | Vestfold, Norway | 20 | 1 | 0 | 1995-09-22 | |
| Tennfjord-fjøra | Møre og Romsdal, Norway | 10 | 1 | 0 | 1995-09-18 | |
| Tenvik | Vestfold, Norway | 70 | 1 | 0 | 1998-09-21 | |
| Tiriholmen | Nordland, Norway | 8 | 1 | 0 | 1996-10-01 | |
| Tofte | Akershus, Norway | 25 | 1 | 0 | 1996-09-20 | |
| Tofterøy | Vestland, Norway | 7 | 1 | 0 | 1996-11-01 | |
| Torvastad | Rogaland, Norway | 10 | 1 | 0 | 1995-09-21 | |
| Torvastad (Blokknr 39) | Rogaland, Norway | 49 | 1 | 0 | 1997-10-16 | |
| Torød | Vestfold, Norway | 18 | 1 | 0 | 1998-09-18 | |
| Torød | Vestfold, Norway | 36 | 1 | 0 | 1998-09-18 | |
| Treidene | Vestfold, Norway | 36 | 1 | 0 | 1997-10-28 | |
| Tromøy | Agder, Norway | 29 | 1 | 0 | 1997-10-14 | |
| Tungeneset | Rogaland, Norway | 44 | 1 | 0 | 1997-10-14 | |
| Ulstein | Møre og Romsdal, Norway | 13 | 1 | 0 | 1995-10-13 | |
| Ulsteinvik | Møre og Romsdal, Norway | 3 | 1 | 0 | 1995-10-17 | |
| Uten navn | Vestfold, Norway | 16 | 1 | 0 | 1997-05-15 | |
| Uten navn | Vestfold, Norway | 2 | 1 | 0 | 1995-09-20 | |
| V. Måsane | Akershus, Norway | 3 | 1 | 0 | 1996-09-11 | |
| Valderøy | Møre og Romsdal, Norway | 16 | 1 | 0 | 1996-10-17 | |
| Valderøy | Møre og Romsdal, Norway | 15 | 1 | 0 | 1995-09-15 | |
| Vallø,Husvik | Vestfold, Norway | 37 | 1 | 0 | 1997-09-16 | |
| Vannøya | Vestfold, Norway | 64 | 1 | 0 | 1998-09-17 | |
| Vassøy | Rogaland, Norway | 13 | 1 | 0 | 1995-10-04 | |
| Veierland | Vestfold, Norway | 1 | 1 | 0 | 1995-09-27 | |
| Verdens ende | Vestfold, Norway | 21 | 1 | 0 | 1997-10-09 | |
| Vergøy | Vestfold, Norway | 13 | 1 | 0 | 1996-09-10 | |
| Vesterhavna | Agder, Norway | 17 | 1 | 0 | 1998-06-10 | |
| Vesterøy | Vestfold, Norway | 6 | 1 | 0 | 1997-05-26 | |
| Vesterøya | Vestfold, Norway | 8 | 1 | 0 | 1995-09-27 | |
| Vesterøya | Vestfold, Norway | 21 | 1 | 0 | 1996-09-26 | |
| Vestfjord | Vestfold, Norway | 18 | 1 | 0 | 1995-10-01 | |
| Vestre | Møre og Romsdal, Norway | 5 | 1 | 0 | 1996-09-20 | |
| Vevang | Møre og Romsdal, Norway | 20 | 1 | 0 | 1995-08-31 |