Species: Irish moss (Chondrus crispus)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|
| Arendal | Agder, Norway | 1 | 1 | 0 | 2013-03-20 | |
| Bjellandstrand | Agder, Norway | 2 | 1 | 1 | 2015-06-04 | |
| Bragdøya | Agder, Norway | 1 | 1 | 0 | 1994-05-27 | |
| Elingaardskilen | Østfold, Norway | 1 | 1 | 0 | 1994-09-29 | |
| Englan | Nordland, Norway | 4 | 1 | 0 | 1997-04-11 | |
| Espegrend | Vestland, Norway | 1 | 1 | 1 | 2014-04-07 | |
| Fannestrandveien 98 | Møre og Romsdal, Norway | 1 | 1 | 0 | 2020-08-28 | |
| Fjærholmen | Vestfold, Norway | 2 | 1 | 0 | 2018-09-07 | |
| Gandsfjord vest | Rogaland, Norway | 1 | 1 | 0 | 2000-05-09 | |
| Grønskjæret | Vestland, Norway | 1 | 1 | 0 | 2019-05-21 | |
| Håkonshella | Vestland, Norway | 2 | 1 | 1 | 2016-09-23 | |
| håkonshella | Vestland, Norway | 3 | 1 | 0 | 2019-06-13 | |
| Håkonshellapollen | Vestland, Norway | 7 | 1 | 2 | 2020-06-08 | |
| Korsvik | Vestfold, Norway | 1 | 1 | 0 | 2014-09-01 | |
| Korsvika | Trøndelag, Norway | 1 | 1 | 0 | 2021-09-09 | |
| korsvika | Trøndelag, Norway | 1 | 1 | 0 | 2021-09-06 | |
| Likvik, Skjold | Rogaland, Norway | 1 | 1 | 1 | 2018-08-28 | |
| Melkeviken | Vestland, Norway | 1 | 1 | 0 | 2018-06-14 | |
| pollen | Vestland, Norway | 2 | 1 | 0 | 2019-06-13 | |
| Stølsvika | Agder, Norway | 6 | 1 | 2 | 2013-09-02 | |
| Sæbø | Møre og Romsdal, Norway | 5 | 1 | 0 | 2006-09-29 | |
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