Order: Sjøroser (Actinaria)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Akvastasjonen | Vestland, Norway | 1 | 1 | 0 | 2001-02-16 | |
| Arendal | Agder, Norway | 1 | 1 | 1 | 2013-03-20 | |
| Bjellandstrand | Agder, Norway | 1 | 1 | 1 | 2016-06-08 | |
| Drøbak | Akershus, Norway | 20 | 4 | 17 | 2016-09-23 | |
| Dusavik | Rogaland, Norway | 3 | 1 | 2 | 2022-09-19 | |
| Dybdalstrand | Agder, Norway | 1 | 1 | 1 | 2016-05-25 | |
| Egeland diskogolfpark | Rogaland, Norway | 1 | 1 | 0 | 2022-09-19 | |
| Eivindvik | Vestland, Norway | 2 | 1 | 2 | 2017-09-27 | |
| Elingaardskilen | Østfold, Norway | 1 | 1 | 0 | 1994-09-29 | |
| Espegrend | Vestland, Norway | 11 | 3 | 0 | 2001-06-11 | |
| Finnsnes, Karoliusbukta | Troms, Norway | 1 | 1 | 0 | 2016-10-16 | |
| Fjæra på Skjelnan | Troms, Norway | 3 | 1 | 0 | 2007-06-08 | |
| foldnes | Vestland, Norway | 1 | 1 | 0 | 2006-04-21 | |
| Gandsfjord vest | Rogaland, Norway | 2 | 1 | 0 | 2000-05-08 | |
| Gibostad, kai2 | Troms, Norway | 3 | 2 | 1 | 2016-10-08 | |
| Herdla | Vestland, Norway | 3 | 1 | 0 | 2008-06-17 | |
| Holmfjord | Finnmark, Norway | 1 | 1 | 0 | 2012-10-02 | |
| Hundhammeren | Trøndelag, Norway | 1 | 1 | 0 | 2019-08-26 | |
| Hytteområde i Austefjorden | Vestland, Norway | 3 | 2 | 1 | 2007-08-31 | |
| håkonshella | Vestland, Norway | 1 | 1 | 0 | 2019-06-13 | |
| Håkonshella | Vestland, Norway | 46 | 5 | 29 | 2018-05-24 | |
| Håkonshella | Vestland, Norway | 2 | 2 | 0 | 2020-06-11 | |
| Håkonshellapollen | Vestland, Norway | 16 | 3 | 10 | 2020-06-11 | |
| Hårkollen | Vestfold, Norway | 1 | 1 | 0 | 1998-09-24 | |
| Kringstadbukta | Møre og Romsdal, Norway | 1 | 1 | 1 | 2022-05-31 | |
| Langnes | Troms, Norway | 1 | 1 | 1 | 2013-04-17 | |
| Mjølvik Hardbunn | Troms, Norway | 1 | 1 | 2 | 2014-08-28 | |
| pollen | Vestland, Norway | 10 | 1 | 2 | 2019-06-13 | |
| Sageneset | Vestland, Norway | 7 | 3 | 1 | 2003-09-15 | |
| Torvangerfjæra | Vestland, Norway | 1 | 1 | 0 | 2002-10-08 | |
| Vestrevika, Bildøyna | Vestland, Norway | 1 | 1 | 0 | 2018-09-03 |