Ostreidae
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Mathopen skole | Vestland, Norway | 19 | 2 | 14 | 2018-05-07 |
| Tjøme ungdomsskole | Vestfold, Norway | 13 | 2 | 0 | 2014-09-24 |
| Sandgotna skole | Vestland, Norway | 12 | 2 | 6 | 2020-06-11 |
| Sjøholmen maritime senter | Akershus, Norway | 8 | 1 | 0 | 1996-09-11 |
| Sandnes skole | Agder, Norway | 6 | 3 | 6 | 2017-11-01 |
| Porsgrunn videregående skole | Telemark, Norway | 3 | 2 | 2 | 2013-05-14 |
| Blommenholm skole | Akershus, Norway | 3 | 1 | 0 | 1996-10-08 |
| Sandsli videregående skole | Vestland, Norway | 3 | 2 | 0 | 2001-01-24 |
| Hoppern skole | Østfold, Norway | 3 | 1 | 0 | 2014-08-27 |
| Friluftsrådet Sør | Agder, Norway | 3 | 2 | 3 | 2013-05-13 |
| Pia Ve Dahlen | Østfold, Norway | 2 | 1 | 3 | 2014-12-08 |
| Kristiansand katedralskole Gimle | Agder, Norway | 2 | 2 | 2 | 2013-03-20 |
| Hisøy skole 1-10 skoler | Agder, Norway | 2 | 2 | 0 | 2013-03-20 |
| John Skartveit | Vestland, Norway | 2 | 1 | 1 | 2010-12-29 |
| Kristelig Gymnasium | Oslo, Norway | 2 | 1 | 1 | 2016-06-10 |
| Greåker videregående skole | Østfold, Norway | 2 | 1 | 0 | 2019-09-22 |
| Hossein Rostamzadeh | Akershus, Norway | 2 | 1 | 1 | 2017-05-30 |
| Mosterøy skole | Rogaland, Norway | 2 | 1 | 1 | 2021-09-21 |
| Ramstad skole | Akershus, Norway | 2 | 1 | 0 | 1996-05-24 |
| Flosta skole | Agder, Norway | 2 | 2 | 2 | 2013-03-20 |
| Lysaker skole | Akershus, Norway | 1 | 1 | 0 | 1996-09-09 |
| Bekkestua skole | Akershus, Norway | 1 | 1 | 0 | 1996-08-22 |
| Bjørnegård skole | Akershus, Norway | 1 | 1 | 0 | 1996-09-17 |
| Skolelaboratoriet i realfag, UiB | Vestland, Norway | 1 | 1 | 0 | 2013-03-20 |
| Fiane skole | Agder, Norway | 1 | 1 | 1 | 2013-03-20 |
| Rotnes skole | Akershus, Norway | 1 | 1 | 1 | 2013-09-11 |
| Kvinnherad vidaregåande skule | Vestland, Norway | 1 | 1 | 1 | 2014-06-05 |
| Frede Thorsheim | Vestland, Norway | 1 | 1 | 1 | 2017-09-03 |
| Markaplassen skole | Trøndelag, Norway | 1 | 1 | 0 | 2018-05-23 |
| Dokka videregående skole | Innlandet, Norway | 1 | 1 | 0 | 2013-03-20 |
| Borkedalen skole | Agder, Norway | 1 | 1 | 1 | 2013-03-20 |