indet.: Echinoidea indet.
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|
| Tananger | Rogaland, Norway | 1 | 1 | 0 | 1996-09-12 | |
| Tennfjord-fjøra | Møre og Romsdal, Norway | 6 | 1 | 0 | 1995-09-18 | |
| Tenvik | Vestfold, Norway | 12 | 1 | 0 | 1998-09-21 | |
| Tiriholmen | Nordland, Norway | 10 | 1 | 0 | 1996-10-01 | |
| Tofte | Akershus, Norway | 3 | 1 | 0 | 1996-09-20 | |
| Torvastad | Rogaland, Norway | 2 | 1 | 0 | 1995-09-21 | |
| Torvastad (Blokknr 39) | Rogaland, Norway | 12 | 1 | 0 | 1997-10-16 | |
| Torød | Vestfold, Norway | 6 | 1 | 0 | 1998-09-18 | |
| Torød | Vestfold, Norway | 4 | 1 | 0 | 1998-09-18 | |
| Treidene | Vestfold, Norway | 3 | 1 | 0 | 1995-10-26 | |
| Tromøy | Agder, Norway | 1 | 1 | 0 | 1997-10-14 | |
| Tungeneset | Rogaland, Norway | 3 | 1 | 0 | 1995-09-14 | |
| Ulstein | Møre og Romsdal, Norway | 2 | 1 | 0 | 1995-10-13 | |
| Ulsteinvik | Møre og Romsdal, Norway | 1 | 1 | 0 | 1995-10-17 | |
| Uten navn | Vestfold, Norway | 2 | 1 | 0 | 1997-05-15 | |
| V. Måsane | Akershus, Norway | 21 | 1 | 0 | 1996-10-08 | |
| Valderøy | Møre og Romsdal, Norway | 6 | 1 | 0 | 1996-10-17 | |
| Valderøy | Møre og Romsdal, Norway | 8 | 1 | 0 | 1995-09-15 | |
| Vallø,Husvik | Vestfold, Norway | 8 | 1 | 0 | 1997-09-16 | |
| Vannøya | Vestfold, Norway | 4 | 1 | 0 | 1998-09-17 | |
| Veierland | Vestfold, Norway | 1 | 1 | 0 | 1995-09-27 | |
| Verdens ende | Vestfold, Norway | 2 | 1 | 0 | 1995-09-19 | |
| Vergøy | Vestfold, Norway | 1 | 1 | 0 | 1996-09-10 | |
| Vesterøya | Vestfold, Norway | 1 | 1 | 0 | 1995-09-27 | |
| Vesterøya | Vestfold, Norway | 11 | 1 | 0 | 1996-09-26 | |
| Vestfjord | Vestfold, Norway | 1 | 1 | 0 | 1995-10-01 | |
| Vestre | Møre og Romsdal, Norway | 3 | 1 | 0 | 1996-09-20 | |
| Vevang | Møre og Romsdal, Norway | 2 | 1 | 0 | 1995-08-31 | |
| Vigra | Møre og Romsdal, Norway | 4 | 1 | 0 | 1995-10-17 | |
| Viste | Rogaland, Norway | 5 | 1 | 0 | 1996-10-02 | |
| Vågehamn | Nordland, Norway | 7 | 1 | 0 | 1995-10-12 | |
| Ytre Flosterøy | Agder, Norway | 2 | 1 | 0 | 1995-09-20 | |
| Ytterøy | Trøndelag, Norway | 11 | 1 | 0 | 1997-09-23 | |
| Ølbergholmen | Vestfold, Norway | 1 | 1 | 0 | 1998-09-24 | |
| Ørskogvika | Møre og Romsdal, Norway | 3 | 1 | 0 | 1998-09-30 | |
| Østre Halsen | Vestfold, Norway | 1 | 1 | 0 | 1996-10-16 | |
| Øyane-Skeie | Rogaland, Norway | 1 | 1 | 0 | 1998-06-09 | |
| Åfjord | Trøndelag, Norway | 3 | 1 | 0 | 1995-09-14 | |
| Åheim | Møre og Romsdal, Norway | 4 | 1 | 0 | 1997-10-08 | |
| Åros | Akershus, Norway | 1 | 1 | 0 | 1996-10-23 | |
| Åstveit | Vestland, Norway | 4 | 1 | 0 | 1995-09-20 | |
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