Pelvetia canaliculata (Chanelled Wrack)
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Stord ungdomsskule | Vestland, Norway | 2 | 1 | 0 | 1993-08-31 |
| Langangen skole | Telemark, Norway | 2 | 1 | 0 | 1996-09-19 |
| Skjold skule | Rogaland, Norway | 1 | 1 | 1 | 2018-08-28 |
| Stonglandet skole | Troms, Norway | 1 | 1 | 0 | 2017-09-01 |
| Mosterøy skole | Rogaland, Norway | 1 | 1 | 0 | 2019-08-27 |
| Vannareid Oppvekstsenter/Avd skole | Troms, Norway | 1 | 1 | 0 | 1993-11-16 |
| Vestmyra skole | Nordland, Norway | 1 | 1 | 1 | 2014-05-29 |
| Holvika ungdomsskole | Agder, Norway | 1 | 1 | 0 | 1993-08-30 |
| Bringedalsbygda Oppvekstsenter/Avdeling skule | Vestland, Norway | 1 | 1 | 0 | 2019-05-23 |
| Ombo oppvekstsenter avdeling skule | Rogaland, Norway | 1 | 1 | 0 | 1994-12-01 |
| Høgskolen i Bergen, avd. lærerutdanning | Vestland, Norway | 1 | 1 | 0 | 2015-10-04 |
| Svolvær skole | Nordland, Norway | 1 | 1 | 0 | 2017-05-15 |
| Bjørndalsskogen skole | Vestland, Norway | 1 | 1 | 1 | 2016-05-10 |
| Gressvik ungdomsskole | Østfold, Norway | 1 | 1 | 0 | 1993-10-21 |
| Sotra vidaregåande skule | Vestland, Norway | 1 | 1 | 0 | 2020-08-28 |
| Skarveland skule | Vestland, Norway | 1 | 1 | 0 | 2019-05-23 |
| Nesheim skole | Agder, Norway | 1 | 1 | 0 | 1998-09-22 |
| Grytestranda skule | Møre og Romsdal, Norway | 1 | 1 | 0 | 1998-05-05 |
| Thora Storm videregående skole | Trøndelag, Norway | 1 | 1 | 0 | 2021-09-09 |
| Gausetangen skole | Vestfold, Norway | 1 | 1 | 0 | 1994-11-10 |
| Bygstad skule | Vestland, Norway | 1 | 1 | 0 | 2021-06-08 |
| Foldnes skule | Vestland, Norway | 1 | 1 | 0 | 2006-04-21 |
| Flatbygdi skule | Vestland, Norway | 1 | 1 | 0 | 1993-12-14 |
| Sandvær skole | Nordland, Norway | 1 | 1 | 0 | 1994-11-28 |
| Klokkeråsen skole | Vestfold, Norway | 1 | 1 | 0 | 1994-10-03 |
| Wilds Minne skole | Agder, Norway | 1 | 1 | 0 | 1995-10-16 |
| Tjøme ungdomsskole | Vestfold, Norway | 1 | 1 | 0 | 1994-11-01 |
| Kongseik ungdomsskole | Vestfold, Norway | 1 | 1 | 0 | 1996-09-25 |
| Ulveset skule | Vestland, Norway | 1 | 1 | 0 | 2006-09-28 |
| Samfundets skole Sentrum | Agder, Norway | 1 | 1 | 0 | 2011-09-08 |
| Molde Friskole | Møre og Romsdal, Norway | 1 | 1 | 1 | 2022-05-31 |
| Botne skole | Vestfold, Norway | 1 | 1 | 0 | 1995-10-10 |
| Ramsund Skole/tjeldsund ungdomsskole | Troms, Norway | 1 | 1 | 0 | 2020-08-31 |
| Sund ungdomsskule | Vestland, Norway | 1 | 1 | 0 | 2007-06-07 |
| Utheim skole | Møre og Romsdal, Norway | 1 | 1 | 0 | 2019-06-11 |
| Kruge leirskole | Vestfold, Norway | 1 | 1 | 0 | 1993-09-22 |
| Sola skole | Rogaland, Norway | 1 | 1 | 0 | 1995-09-06 |
| Gjøklep ungdomsskole | Vestfold, Norway | 1 | 1 | 0 | 1994-11-10 |
| Åsane vidaregåande skule | Vestland, Norway | 1 | 1 | 0 | 2017-09-28 |
| Veierland skole | Vestfold, Norway | 1 | 1 | 0 | 1995-09-27 |
| Bente Elvrum Taraldstad | Innlandet, Norway | 1 | 1 | 0 | 2012-04-05 |
| Nesodden videregående skole | Akershus, Norway | 1 | 1 | 0 | 1993-10-13 |
| Mosvik skole | Trøndelag, Norway | 1 | 1 | 0 | 1999-05-26 |
| Lurahammaren ungdomsskole | Rogaland, Norway | 1 | 1 | 0 | 2000-05-09 |
| Rødbøl skole | Vestfold, Norway | 1 | 1 | 0 | 1994-10-03 |