Sargassum muticum
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Horten videregående skole/Avd Skippergata | Vestfold, Norway | 1 | 1 | 0 | 1998-10-08 |
| Sentrum skole | Vestfold, Norway | 1 | 1 | 0 | 1996-09-12 |
| Åsgården skole | Vestfold, Norway | 1 | 1 | 0 | 1993-10-12 |
| Roligheden skole Barne-/ungdomstrinnet | Agder, Norway | 1 | 1 | 0 | 1995-09-22 |
| Fagerheim skole | Vestfold, Norway | 1 | 1 | 0 | 1998-10-13 |
| Ringshaug ungdomsskole | Vestfold, Norway | 1 | 1 | 0 | 1995-09-25 |
| Rygjabø vidaregåande skole | Rogaland, Norway | 1 | 1 | 0 | 1993-10-08 |
| Skåtøy skole | Telemark, Norway | 1 | 1 | 0 | 1995-01-02 |
| Nordre Strand skole | Rogaland, Norway | 1 | 1 | 0 | 1995-10-02 |
| Hauge skole | Rogaland, Norway | 1 | 1 | 0 | 1994-12-01 |
| Hinna skole | Rogaland, Norway | 1 | 1 | 0 | 1993-10-25 |
| Sandeåsen skole | Vestfold, Norway | 1 | 1 | 0 | 1995-09-29 |
| Grasmyr ungdomsskole | Telemark, Norway | 1 | 1 | 0 | 1996-09-25 |
| Stuenes skole/Barne- og Ungdomstrinn | Agder, Norway | 1 | 1 | 0 | 1993-09-16 |
| Kyrkjebø skule | Vestland, Norway | 1 | 1 | 0 | 1994-10-10 |
| Olsrød videregående skole | Vestfold, Norway | 1 | 1 | 0 | 1993-12-22 |
| Gjelsvik skule | Vestland, Norway | 1 | 1 | 0 | 1993-09-21 |
| Sande skole | Vestfold, Norway | 1 | 1 | 0 | 1993-10-26 |
| Frakkagjerd ungdomsskole | Rogaland, Norway | 1 | 1 | 0 | 1994-11-28 |
| Risør barneskole | Agder, Norway | 1 | 1 | 0 | 1993-09-01 |
| Sjøholt skule | Møre og Romsdal, Norway | 1 | 1 | 0 | 1993-09-24 |
| Vestskogen skole | Vestfold, Norway | 1 | 1 | 0 | 1994-11-10 |