Rhodophyta (Red algae)
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Samfundets skole Egersund | Rogaland, Norway | 152 | 4 | 0 | 2023-09-26 |
| Sandnes skole | Agder, Norway | 121 | 14 | 93 | 2017-11-01 |
| Jordet skole | Vestfold, Norway | 116 | 1 | 0 | 2008-09-11 |
| Grødem skole | Rogaland, Norway | 112 | 1 | 0 | 1997-10-14 |
| Mesterfjellet ungdomsskole | Vestfold, Norway | 94 | 1 | 0 | 1998-09-24 |
| Brunla ungdomsskole | Vestfold, Norway | 84 | 1 | 0 | 1999-09-29 |
| Store Bergan skole | Vestfold, Norway | 83 | 4 | 0 | 2014-09-01 |
| Sandgotna skole | Vestland, Norway | 82 | 10 | 22 | 2020-06-12 |
| Husvik skole | Vestfold, Norway | 69 | 1 | 0 | 2000-11-07 |
| Ranvik ungdomsskole | Vestfold, Norway | 68 | 1 | 0 | 1997-10-09 |
| Tingsaker skole | Agder, Norway | 66 | 1 | 0 | 2001-10-08 |
| Berg skole | Vestfold, Norway | 66 | 1 | 0 | 1997-09-24 |
| Varden ungdomsskole | Vestfold, Norway | 64 | 1 | 0 | 2000-05-30 |
| Nærbø ungdomsskule | Rogaland, Norway | 61 | 1 | 0 | 1998-10-02 |
| Myklebust skule | Møre og Romsdal, Norway | 61 | 1 | 0 | 1997-10-09 |
| Ytterøy skole | Trøndelag, Norway | 60 | 1 | 0 | 1997-09-23 |
| Melsom videregående skole | Vestfold, Norway | 55 | 1 | 0 | 1998-09-22 |
| Hafrsfjord skole | Rogaland, Norway | 53 | 1 | 0 | 1998-09-28 |
| Torød skole | Vestfold, Norway | 52 | 1 | 0 | 1999-09-29 |
| Frydenlund skole | Nordland, Norway | 52 | 1 | 0 | 1998-11-24 |
| Blomdalen ungdomsskole | Agder, Norway | 51 | 1 | 0 | 1995-09-21 |
| Tromøy ungdomsskole | Agder, Norway | 51 | 1 | 0 | 2005-09-22 |
| Vesterøy skole | Vestfold, Norway | 50 | 1 | 0 | 1995-09-22 |
| Skjelnan skole | Troms, Norway | 47 | 12 | 0 | 2009-06-11 |
| Helgerød skole | Vestfold, Norway | 47 | 1 | 0 | 1998-09-17 |
| Færder videregående skole | Vestfold, Norway | 46 | 1 | 0 | 1999-10-22 |
| Ringshaug ungdomsskole | Vestfold, Norway | 45 | 1 | 0 | 1997-09-26 |
| Granly skole | Vestfold, Norway | 45 | 1 | 0 | 1997-10-07 |
| Fjære barneskole | Agder, Norway | 43 | 1 | 0 | 1998-09-07 |
| Erdal ungdomsskole | Vestland, Norway | 41 | 1 | 0 | 1995-10-13 |
| Harøy skule | Møre og Romsdal, Norway | 40 | 1 | 0 | 1998-10-30 |
| Meløy videregående skole/Avd Inndyr | Nordland, Norway | 40 | 10 | 0 | 1997-04-11 |
| Samfundets skole Sentrum | Agder, Norway | 39 | 3 | 0 | 2014-08-27 |
| Hårkollen skole | Vestfold, Norway | 38 | 1 | 0 | 1998-09-24 |
| Goa skole | Rogaland, Norway | 38 | 1 | 0 | 1996-10-02 |
| Hvaler ungdomsskole | Østfold, Norway | 36 | 1 | 0 | 1996-09-25 |
| Åfarnes Oppvekstsenter/Avd skole | Møre og Romsdal, Norway | 35 | 1 | 0 | 1995-09-27 |
| Sunde skole | Agder, Norway | 34 | 1 | 0 | 1995-09-27 |
| Hundvåg skole | Rogaland, Norway | 34 | 4 | 0 | 2000-12-07 |
| Giske skule | Møre og Romsdal, Norway | 34 | 1 | 0 | 1997-09-25 |
| Kirkevoll skole | Vestfold, Norway | 33 | 1 | 0 | 2001-09-18 |
| Giske ungdomsskole | Rogaland, Norway | 33 | 2 | 0 | 2000-06-16 |
| Brentemoen skole | Agder, Norway | 32 | 1 | 0 | 1997-10-02 |
| Borgheim ungdomsskole | Vestfold, Norway | 32 | 1 | 0 | 1998-09-21 |
| Mathopen skole | Vestland, Norway | 31 | 15 | 10 | 2018-10-01 |
| Åheim skule | Møre og Romsdal, Norway | 30 | 1 | 0 | 1997-10-08 |
| Tvedestrand skole | Agder, Norway | 30 | 1 | 0 | 1998-09-24 |
| Tofte ungdomsskole | Akershus, Norway | 30 | 2 | 0 | 2016-11-25 |
| Liland skole | Nordland, Norway | 29 | 1 | 0 | 2004-10-05 |
| Austbø skole | Rogaland, Norway | 29 | 1 | 0 | 1997-10-14 |