Echinus esculentus
| Participant | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. |
|---|---|---|---|---|---|
| Sandgotna skole | Vestland, Norway | 7 | 1 | 4 | 2019-06-13 |
| Mathopen skole | Vestland, Norway | 7 | 1 | 5 | 2018-05-24 |
| Meløy videregående skole/Avd Inndyr | Nordland, Norway | 3 | 1 | 0 | 1997-04-11 |
| Oslo katedralskole | Oslo, Norway | 2 | 1 | 0 | 2016-10-23 |
| Foldnes skule | Vestland, Norway | 2 | 1 | 0 | 2006-04-21 |
| M/s Skagholm/Frøya videregående skole | Trøndelag, Norway | 1 | 1 | 0 | 1994-06-03 |
| Vatne barneskule | Møre og Romsdal, Norway | 1 | 1 | 0 | 2002-05-31 |
| Stian Bortne Mathisen | Trøndelag, Norway | 1 | 1 | 0 | 2008-04-18 |
| Frydenberg videregående skole | Østfold, Norway | 1 | 1 | 0 | 1994-09-29 |
| Søreide skole | Vestland, Norway | 1 | 1 | 0 | 2013-06-11 |
| Skjelnan skole | Troms, Norway | 1 | 1 | 0 | 2009-06-11 |