Species: (Stackhouse) Guiry (Mastocarpus stellatus)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Håkonshella | Vestland, Norway | 2 | 1 | 1 | 2015-10-15 | |
| Korsvika | Trøndelag, Norway | 1 | 1 | 1 | 2021-09-06 | |
| Torvangerfjæra | Vestland, Norway | 1 | 1 | 0 | 2002-10-08 |
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