Ascophyllum nodosum
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Grytøy Oppvekstsenter/Avdeling skole | Troms, Norway | 17 | 1 | 0 | 1993-08-31 |
| Brandal skule | Møre og Romsdal, Norway | 16 | 1 | 0 | 1996-10-16 |
| Ringshaug skole | Vestfold, Norway | 16 | 1 | 0 | 1997-09-25 |
| Rennesøy skule | Rogaland, Norway | 16 | 1 | 0 | 1999-09-29 |
| Birkenlund ungdomsskole | Agder, Norway | 16 | 1 | 0 | 1994-12-05 |
| Håland skole | Rogaland, Norway | 15 | 1 | 0 | 1995-09-21 |
| Vanvikan skole | Trøndelag, Norway | 15 | 1 | 0 | 1993-10-08 |
| Tofte ungdomsskole | Akershus, Norway | 15 | 1 | 0 | 1996-09-20 |
| Austefjord skule | Møre og Romsdal, Norway | 15 | 1 | 0 | 1996-06-11 |
| Ulstein ungdomsskule | Møre og Romsdal, Norway | 15 | 1 | 0 | 1995-10-13 |
| Åkrehamn vidaregåande skole | Rogaland, Norway | 15 | 1 | 0 | 1994-11-25 |
| Gosen skole | Rogaland, Norway | 14 | 1 | 0 | 1996-10-08 |
| Sandøy skule | Møre og Romsdal, Norway | 14 | 1 | 0 | 1996-09-20 |
| Nedenes skole/Ungdomstrinnet | Agder, Norway | 14 | 1 | 0 | 1994-10-26 |
| Dverberg/saura skole | Nordland, Norway | 14 | 1 | 0 | 1995-10-03 |
| Val landbruksskole | Trøndelag, Norway | 14 | 1 | 0 | 1995-01-02 |
| Ytre Solund skule | Vestland, Norway | 14 | 1 | 0 | 2001-06-11 |
| Hauge skule | Vestland, Norway | 14 | 1 | 0 | 2002-10-08 |
| Fjørtoft skule | Møre og Romsdal, Norway | 14 | 1 | 0 | 1993-10-29 |
| Ogna skule | Rogaland, Norway | 13 | 1 | 0 | 1996-09-26 |
| Dimna skule | Møre og Romsdal, Norway | 13 | 1 | 0 | 1994-11-04 |
| Grasmyr ungdomsskole | Telemark, Norway | 13 | 1 | 0 | 1998-09-23 |
| Nord-Dønna skole | Nordland, Norway | 13 | 1 | 0 | 1994-11-28 |
| Stamnesdalen skole | Trøndelag, Norway | 13 | 1 | 0 | 1996-10-15 |
| Lyngmyr skole | Agder, Norway | 13 | 1 | 0 | 1993-09-10 |
| Nærøysundet skole | Trøndelag, Norway | 13 | 1 | 0 | 1995-10-26 |
| Ormestad skole | Vestfold, Norway | 13 | 1 | 0 | 1996-09-26 |
| Vikstranda skole | Troms, Norway | 13 | 1 | 0 | 1993-09-01 |
| Ramberg skole | Nordland, Norway | 13 | 1 | 0 | 1993-11-15 |
| Norsk zoologisk forening | Oslo, Norway | 13 | 1 | 0 | 1993-10-17 |
| Nedenes skole | Agder, Norway | 13 | 1 | 0 | 1996-09-19 |
| Alsvåg barne- og ungdomsskole | Nordland, Norway | 13 | 1 | 0 | 1994-11-28 |
| Lesund skole | Møre og Romsdal, Norway | 12 | 1 | 0 | 1993-10-21 |
| Dale barneskole | Møre og Romsdal, Norway | 12 | 1 | 0 | 1994-12-01 |
| Nordre Strand skole | Rogaland, Norway | 12 | 1 | 0 | 1995-10-02 |
| Høvåg skole | Agder, Norway | 12 | 1 | 0 | 1995-10-09 |
| Skarbø skule | Møre og Romsdal, Norway | 12 | 1 | 0 | 2000-09-22 |
| Hjelset skole | Møre og Romsdal, Norway | 12 | 1 | 0 | 1993-09-23 |
| Linesøy skole | Trøndelag, Norway | 12 | 1 | 0 | 1995-09-14 |
| Støtt skole | Nordland, Norway | 12 | 1 | 0 | 1996-09-20 |
| Askrova skule | Vestland, Norway | 12 | 1 | 0 | 1994-01-13 |
| Sandeåsen skole | Vestfold, Norway | 12 | 1 | 0 | 1996-09-26 |
| Kvaløysletta skole | Troms, Norway | 12 | 1 | 7 | 2019-09-20 |
| Steinkjer ungdomsskole | Trøndelag, Norway | 12 | 1 | 0 | 1995-01-02 |
| Måndalen Oppvekstsenter/Avd skole | Møre og Romsdal, Norway | 12 | 1 | 0 | 1996-10-23 |
| Åset skole | Trøndelag, Norway | 11 | 1 | 0 | 1994-12-05 |
| Abelvær skole | Trøndelag, Norway | 11 | 1 | 0 | 2000-05-09 |
| Fresvik skule | Vestland, Norway | 11 | 1 | 0 | 2014-05-06 |
| Larkollen skole | Østfold, Norway | 11 | 1 | 0 | 1995-10-13 |
| Storebø skule | Vestland, Norway | 11 | 1 | 0 | 1993-10-20 |