Ascophyllum nodosum
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Brekke | Vestland, Norway | 9 | 1 | 0 | 1993-09-01 | |
| Bryggevika | Nordland, Norway | 13 | 1 | 0 | 1994-11-28 | |
| Budal | Vestfold, Norway | 27 | 1 | 0 | 1994-11-30 | |
| Buøy | Rogaland, Norway | 22 | 1 | 0 | 2000-09-13 | |
| Bygdøy | Oslo, Norway | 4 | 1 | 0 | 1996-10-21 | |
| Bø - Tunge | Rogaland, Norway | 59 | 1 | 0 | 1996-10-02 | |
| Davanger | Vestland, Norway | 4 | 1 | 0 | 1994-11-30 | |
| Davika - Fjørtoftsvika | Møre og Romsdal, Norway | 14 | 1 | 0 | 1993-10-29 | |
| Dimna | Møre og Romsdal, Norway | 13 | 1 | 0 | 1994-11-04 | |
| Dirhue | Vestfold, Norway | 32 | 1 | 0 | 1996-09-20 | |
| Draget-Kvitnes | Møre og Romsdal, Norway | 12 | 1 | 0 | 1994-12-01 | |
| Drøbak | Akershus, Norway | 2 | 1 | 0 | 2004-05-04 | |
| Drøbak | Akershus, Norway | 5 | 1 | 2 | 2014-10-15 | |
| Dusavik | Rogaland, Norway | 1 | 1 | 0 | 2022-06-08 | |
| Dvergsnestangen Ø | Agder, Norway | 14 | 1 | 0 | 1993-10-05 | |
| dybdal | Agder, Norway | 2 | 1 | 2 | 2014-05-07 | |
| dybdal stranda | Agder, Norway | 1 | 1 | 2 | 2014-05-07 | |
| Dybdalstrand | Agder, Norway | 4 | 1 | 4 | 2017-09-20 | |
| Dyrkorn | Møre og Romsdal, Norway | 1 | 1 | 0 | 1993-11-29 | |
| Dyrnes | Møre og Romsdal, Norway | 52 | 1 | 0 | 1996-09-20 | |
| Dysjaland | Rogaland, Norway | 29 | 1 | 0 | 1996-09-24 | |
| Eggesbønes | Møre og Romsdal, Norway | 6 | 1 | 0 | 1994-11-04 | |
| Eide | Møre og Romsdal, Norway | 22 | 1 | 0 | 1997-09-30 | |
| Eidsvika | Vestland, Norway | 2 | 1 | 0 | 2003-05-15 | |
| Einarsneset | Agder, Norway | 9 | 1 | 0 | 1994-06-27 | |
| Eivindvik | Vestland, Norway | 1 | 1 | 1 | 2017-09-27 | |
| Englan | Nordland, Norway | 2 | 1 | 0 | 1996-04-16 | |
| Erdal | Vestland, Norway | 33 | 1 | 0 | 1995-10-10 | |
| Erdal | Vestland, Norway | 1 | 1 | 0 | 1993-10-21 | |
| Espegrend | Vestland, Norway | 1 | 1 | 1 | 2014-04-07 | |
| Eydehavn | Agder, Norway | 23 | 1 | 0 | 1995-09-20 | |
| Fannestrandveien 98 | Møre og Romsdal, Norway | 3 | 1 | 0 | 2020-08-28 | |
| Feda | Agder, Norway | 18 | 1 | 0 | 1997-09-24 | |
| Fedje | Vestland, Norway | 19 | 1 | 0 | 1996-10-01 | |
| Ferkingstad | Rogaland, Norway | 5 | 1 | 0 | 1998-11-20 | |
| Fevik | Agder, Norway | 48 | 1 | 0 | 1998-09-07 | |
| Figga-Sørlia-Frøset | Trøndelag, Norway | 12 | 1 | 0 | 1995-01-02 | |
| Fillan | Trøndelag, Norway | 1 | 1 | 0 | 1994-05-10 | |
| Filtvet | Akershus, Norway | 7 | 1 | 0 | 1995-05-24 | |
| Finnfjordbotn, Trollbergan | Troms, Norway | 3 | 1 | 0 | 2017-09-01 | |
| Fiskåbygd | Møre og Romsdal, Norway | 26 | 1 | 0 | 1996-10-18 | |
| Fjæra på Skjelnan | Troms, Norway | 36 | 1 | 0 | 2009-06-11 | |
| Fjærholmen | Vestfold, Norway | 10 | 1 | 0 | 2018-09-07 | |
| Flakstad | Nordland, Norway | 3 | 1 | 0 | 1997-10-22 | |
| Flatøy | Vestland, Norway | 1 | 1 | 0 | 2017-09-28 | |
| Florvåg | Vestland, Norway | 21 | 1 | 0 | 1995-10-10 | |
| Flø | Møre og Romsdal, Norway | 17 | 1 | 0 | 1995-09-19 | |
| Flørnes | Agder, Norway | 85 | 1 | 0 | 2001-10-08 | |
| foldnes | Vestland, Norway | 1 | 1 | 0 | 2006-04-21 | |
| Fosslandsosen | Trøndelag, Norway | 4 | 1 | 0 | 1999-06-09 |