Klasse: Sea cucumbers (Holothuroidea)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Agderkysten | Agder, Norway | 1 | 1 | 1 | 2013-03-20 | |
| Agderkysten | Agder, Norway | 1 | 1 | 1 | 2013-03-20 | |
| Arendal | Agder, Norway | 1 | 1 | 1 | 2014-05-07 | |
| Drøbak | Akershus, Norway | 17 | 1 | 12 | 2016-09-21 | |
| dybdal | Agder, Norway | 1 | 1 | 1 | 2014-05-07 | |
| Dybdalstrand | Agder, Norway | 7 | 1 | 5 | 2017-09-20 | |
| Elingaardskilen | Østfold, Norway | 1 | 1 | 0 | 1994-09-29 | |
| Espegrend | Vestland, Norway | 1 | 1 | 0 | 2016-01-28 | |
| Fjæra på Skjelnan | Troms, Norway | 8 | 1 | 0 | 2007-06-07 | |
| Fjærholmen | Vestfold, Norway | 1 | 1 | 0 | 2018-09-07 | |
| Hetlevikstraumen | Vestland, Norway | 2 | 1 | 0 | 2022-09-28 | |
| Holmenskjæret | Akershus, Norway | 3 | 1 | 0 | 2017-09-13 | |
| Holmfjord | Finnmark, Norway | 1 | 1 | 0 | 2012-10-02 | |
| Håkonshella | Vestland, Norway | 4 | 1 | 3 | 2015-10-15 | |
| Håkonshella | Vestland, Norway | 3 | 1 | 0 | 2020-06-11 | |
| Håkonshellapollen | Vestland, Norway | 9 | 1 | 3 | 2018-06-07 | |
| Karlsvikodden | Vestfold, Norway | 4 | 1 | 0 | 1999-05-21 | |
| Killingholmen | Vestfold, Norway | 1 | 1 | 0 | 1996-08-28 | |
| Korsvika | Trøndelag, Norway | 2 | 1 | 2 | 2013-06-07 | |
| Kårvåg | Møre og Romsdal, Norway | 1 | 1 | 0 | 2019-06-11 | |
| Marinbiologisk stasjon, Espegrend | Vestland, Norway | 1 | 1 | 0 | 2016-10-03 | |
| Mjølvik Hardbunn | Troms, Norway | 1 | 1 | 2 | 2014-08-28 | |
| Mørkvedbukta, Fjæra | Nordland, Norway | 9 | 1 | 0 | 2014-09-19 | |
| pollen | Vestland, Norway | 3 | 1 | 1 | 2019-06-13 | |
| Refsnesstranda | Østfold, Norway | 1 | 1 | 0 | 2014-08-27 | |
| Skottevik | Agder, Norway | 1 | 1 | 1 | 2013-09-10 |