Arenicola marina
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Jordet skole | Vestfold, Norway | 41 | 1 | 0 | 2008-09-11 |
| Bjerkvik barne- og ungdomsskole | Nordland, Norway | 40 | 1 | 0 | 1998-09-29 |
| Harøy skule | Møre og Romsdal, Norway | 39 | 1 | 0 | 1998-10-30 |
| Strand skole | Nordland, Norway | 35 | 1 | 0 | 1996-09-16 |
| Torød skole | Vestfold, Norway | 34 | 1 | 0 | 1999-09-29 |
| Frydenlund skole | Nordland, Norway | 34 | 1 | 0 | 1998-11-24 |
| Færder videregående skole | Vestfold, Norway | 33 | 1 | 0 | 1996-09-20 |
| Myklebust skule | Møre og Romsdal, Norway | 32 | 1 | 0 | 1997-10-09 |
| Vestskogen skole | Vestfold, Norway | 31 | 1 | 0 | 2001-05-21 |
| Ytterøy skole | Trøndelag, Norway | 30 | 1 | 0 | 1997-09-23 |
| Sodin skole | Trøndelag, Norway | 28 | 1 | 0 | 1995-06-07 |
| Melsom videregående skole | Vestfold, Norway | 27 | 1 | 0 | 1998-09-22 |
| Grødem skole | Rogaland, Norway | 27 | 1 | 0 | 1996-10-02 |
| Vestbygd skole | Nordland, Norway | 26 | 1 | 0 | 1995-10-12 |
| Mesterfjellet ungdomsskole | Vestfold, Norway | 26 | 1 | 0 | 1998-09-24 |
| Tromøy ungdomsskole | Agder, Norway | 25 | 1 | 0 | 2005-09-22 |
| Botngård skole | Trøndelag, Norway | 25 | 1 | 0 | 1996-09-18 |
| Tjodalyng ungdomsskole | Vestfold, Norway | 24 | 1 | 0 | 1997-09-16 |
| Hårkollen skole | Vestfold, Norway | 24 | 1 | 0 | 1998-09-24 |
| Vevang Oppvekstsenter/Avdeling skole | Møre og Romsdal, Norway | 24 | 1 | 0 | 1995-08-31 |
| Åndalsnes ungdomsskole | Møre og Romsdal, Norway | 24 | 1 | 0 | 1997-06-11 |
| Granly skole | Vestfold, Norway | 24 | 1 | 0 | 1996-09-17 |
| Liland skole | Nordland, Norway | 24 | 1 | 0 | 2004-10-05 |
| Hafrsfjord skole | Rogaland, Norway | 23 | 1 | 0 | 1998-09-28 |
| Hvaler ungdomsskole | Østfold, Norway | 23 | 1 | 0 | 1996-09-25 |
| Ranvik ungdomsskole | Vestfold, Norway | 21 | 1 | 0 | 1996-09-24 |
| Varden ungdomsskole | Vestfold, Norway | 21 | 1 | 0 | 2000-05-30 |
| Oksvoll skole | Trøndelag, Norway | 21 | 1 | 0 | 2001-10-19 |
| Sandeåsen skole | Vestfold, Norway | 21 | 1 | 0 | 1997-10-09 |
| Borgheim ungdomsskole | Vestfold, Norway | 21 | 1 | 0 | 1998-09-21 |
| Volden skole | Vestfold, Norway | 20 | 1 | 0 | 1998-10-06 |
| Berg skole | Vestfold, Norway | 20 | 1 | 0 | 1996-09-24 |
| Byskogen skole | Vestfold, Norway | 19 | 1 | 0 | 2000-09-26 |
| Stokke ungdomsskole | Vestfold, Norway | 18 | 1 | 0 | 2001-05-08 |
| Tingsaker skole | Agder, Norway | 17 | 1 | 0 | 2001-10-08 |
| Grindløkken skole | Vestfold, Norway | 17 | 1 | 0 | 1996-09-19 |
| Grov skole | Troms, Norway | 16 | 1 | 0 | 2004-09-30 |
| Inndyr skole | Nordland, Norway | 16 | 1 | 0 | 1998-09-28 |
| Lødingen ungdomsskole | Nordland, Norway | 16 | 1 | 0 | 1998-09-29 |
| Stinta skole barne- og Ungdomstrinnet | Agder, Norway | 16 | 1 | 0 | 1997-10-03 |
| Ørnes ungdomsskole | Nordland, Norway | 16 | 1 | 0 | 1998-10-07 |
| Giske skule | Møre og Romsdal, Norway | 16 | 1 | 0 | 1997-09-25 |
| Strengelvåg skole | Nordland, Norway | 16 | 1 | 0 | 1995-06-08 |
| Teigar ungdomsskole | Vestfold, Norway | 16 | 1 | 0 | 1995-10-01 |
| Harstad ungdomsskole | Troms, Norway | 15 | 1 | 0 | 1997-10-09 |
| Sigerfjord skole | Nordland, Norway | 15 | 1 | 0 | 1997-10-09 |
| Bremsnes skole | Møre og Romsdal, Norway | 15 | 1 | 0 | 1997-10-07 |
| Brunla ungdomsskole | Vestfold, Norway | 15 | 1 | 0 | 1998-09-18 |
| Husvik skole | Vestfold, Norway | 14 | 1 | 0 | 2000-11-07 |
| Nærbø ungdomsskule | Rogaland, Norway | 14 | 1 | 0 | 1998-10-02 |