Rhodophyta (Red algae)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Blokknummer 81 | Møre og Romsdal, Norway | 2 | 1 | 0 | 1996-11-11 | |
| Bogen | Vestfold, Norway | 3 | 1 | 0 | 1996-10-09 | |
| Bogen | Vestfold, Norway | 14 | 1 | 0 | 1999-10-21 | |
| Botngård | Trøndelag, Norway | 18 | 1 | 0 | 1996-09-18 | |
| Bragdøya | Agder, Norway | 6 | 4 | 0 | 1994-06-09 | |
| Brandal | Møre og Romsdal, Norway | 12 | 1 | 0 | 1996-10-16 | |
| Bredvik | Møre og Romsdal, Norway | 3 | 1 | 0 | 1997-06-11 | |
| Brekke | Vestland, Norway | 2 | 1 | 0 | 1993-09-01 | |
| Bryggevika | Nordland, Norway | 6 | 1 | 0 | 1994-11-28 | |
| Budal | Vestfold, Norway | 16 | 1 | 0 | 1994-11-30 | |
| Buøy | Rogaland, Norway | 6 | 1 | 0 | 2000-09-13 | |
| Bygdøy | Oslo, Norway | 3 | 1 | 0 | 1996-10-21 | |
| Bø - Tunge | Rogaland, Norway | 60 | 1 | 0 | 1996-10-02 | |
| Davika - Fjørtoftsvika | Møre og Romsdal, Norway | 10 | 1 | 0 | 1993-10-29 | |
| Dimna | Møre og Romsdal, Norway | 7 | 1 | 0 | 1994-11-04 | |
| Dirhue | Vestfold, Norway | 6 | 1 | 0 | 1995-10-19 | |
| Draget-Kvitnes | Møre og Romsdal, Norway | 12 | 1 | 0 | 1994-12-01 | |
| Drøbak | Akershus, Norway | 6 | 6 | 0 | 2004-05-04 | |
| Drøbak | Akershus, Norway | 13 | 7 | 10 | 2016-09-23 | |
| Dusavik | Rogaland, Norway | 14 | 4 | 2 | 2023-06-02 | |
| Dvergsnestangen Ø | Agder, Norway | 5 | 1 | 0 | 1993-10-05 | |
| dybdal stranda | Agder, Norway | 1 | 1 | 1 | 2017-10-25 | |
| Dybdalstrand | Agder, Norway | 23 | 8 | 22 | 2017-09-20 | |
| Dyrnes | Møre og Romsdal, Norway | 18 | 1 | 0 | 1996-09-20 | |
| Dysjaland | Rogaland, Norway | 10 | 1 | 0 | 1996-09-24 | |
| Dysjalandsvågen | Rogaland, Norway | 1 | 1 | 0 | 2019-08-27 | |
| Eggesbønes | Møre og Romsdal, Norway | 6 | 1 | 0 | 1994-11-04 | |
| Eide | Møre og Romsdal, Norway | 7 | 2 | 0 | 1997-09-30 | |
| Eidsvika | Vestland, Norway | 1 | 1 | 0 | 2003-05-15 | |
| Einarsneset | Agder, Norway | 3 | 1 | 0 | 1994-06-27 | |
| Elingaardskilen | Østfold, Norway | 7 | 7 | 0 | 1994-09-29 | |
| Englan | Nordland, Norway | 39 | 10 | 0 | 1997-04-11 | |
| Erdal | Vestland, Norway | 6 | 1 | 0 | 1995-10-10 | |
| Espegrend | Vestland, Norway | 9 | 8 | 9 | 2014-04-07 | |
| Espegrend | Vestland, Norway | 26 | 8 | 0 | 2001-06-11 | |
| Eydehavn | Agder, Norway | 17 | 1 | 0 | 1995-09-20 | |
| Fannestrandveien 98 | Møre og Romsdal, Norway | 4 | 2 | 1 | 2020-09-03 | |
| Feda | Agder, Norway | 3 | 1 | 0 | 1996-09-26 | |
| Fedje | Vestland, Norway | 9 | 1 | 0 | 1996-10-01 | |
| Ferkingstad | Rogaland, Norway | 12 | 1 | 0 | 1998-11-20 | |
| Fevik | Agder, Norway | 43 | 1 | 0 | 1998-09-07 | |
| Figga-Sørlia-Frøset | Trøndelag, Norway | 1 | 1 | 0 | 1993-11-05 | |
| Filtvet | Akershus, Norway | 18 | 1 | 0 | 1996-10-30 | |
| Fiskåbygd | Møre og Romsdal, Norway | 3 | 1 | 0 | 1996-10-18 | |
| Fjæra på Skjelnan | Troms, Norway | 47 | 12 | 0 | 2009-06-11 | |
| Fjærholmen | Vestfold, Norway | 3 | 2 | 0 | 2018-09-07 | |
| Flakstad | Nordland, Norway | 2 | 2 | 0 | 1997-10-22 | |
| Florvåg | Vestland, Norway | 8 | 1 | 0 | 1995-10-10 | |
| Flø | Møre og Romsdal, Norway | 10 | 1 | 0 | 1995-09-19 | |
| Flørnes | Agder, Norway | 45 | 1 | 0 | 2001-10-08 |