Cardiidae
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Kårvåg | Møre og Romsdal, Norway | 2 | 2 | 0 | 2019-06-11 | |
| Landsvik | Vestland, Norway | 1 | 1 | 0 | 2015-10-04 | |
| Langøy | Vestland, Norway | 1 | 1 | 0 | 2020-05-27 | |
| Leiknesveien 40 | Troms, Norway | 3 | 2 | 3 | 2018-10-16 | |
| Leinesfjorden | Nordland, Norway | 1 | 1 | 0 | 2022-03-16 | |
| Lund-Klungset | Nordland, Norway | 1 | 1 | 1 | 2014-05-29 | |
| Lygra | Vestland, Norway | 5 | 2 | 4 | 2018-05-23 | |
| Marinbiologisk stasjon, Espegrend | Vestland, Norway | 1 | 1 | 0 | 2016-10-20 | |
| Marinbiologisk stasjon, Espegrend | Vestland, Norway | 1 | 1 | 0 | 2016-10-03 | |
| Melkeviken | Vestland, Norway | 14 | 2 | 0 | 2018-06-14 | |
| Mesxy | Finnmark, Norway | 1 | 1 | 0 | 1994-04-08 | |
| Mjølvik, bløtbunn | Troms, Norway | 3 | 1 | 3 | 2014-08-29 | |
| Mørkvedbukta, Fjæra | Nordland, Norway | 1 | 1 | 0 | 2014-09-19 | |
| Osen | Nordland, Norway | 1 | 1 | 0 | 2010-05-19 | |
| paradisbukta | Agder, Norway | 4 | 2 | 0 | 2021-08-31 | |
| pollen | Vestland, Norway | 21 | 2 | 7 | 2019-06-13 | |
| Refsnesstranda | Østfold, Norway | 8 | 2 | 2 | 2014-08-28 | |
| Rolfsbukta, Fornebu | Akershus, Norway | 1 | 1 | 0 | 2010-08-25 | |
| Rotvoll/Leangen fjæra | Trøndelag, Norway | 14 | 2 | 3 | 2019-08-23 | |
| Rotvollfjæra | Trøndelag, Norway | 9 | 2 | 0 | 2017-09-05 | |
| Ryum | Trøndelag, Norway | 4 | 2 | 4 | 2020-10-29 | |
| Sandholna | Vestland, Norway | 11 | 2 | 2 | 2019-05-24 | |
| Sandholna | Vestland, Norway | 1 | 1 | 0 | 2020-06-04 | |
| Skattval | Trøndelag, Norway | 1 | 1 | 1 | 2020-06-10 | |
| Stokmarknes, Vesterålen | Nordland, Norway | 1 | 1 | 0 | 2014-09-23 | |
| Sundsleira | Vestland, Norway | 3 | 2 | 0 | 2021-06-08 | |
| Sæbø | Møre og Romsdal, Norway | 4 | 1 | 0 | 2004-10-22 | |
| Tofte | Akershus, Norway | 5 | 2 | 0 | 2020-09-04 | |
| Træ | Vestland, Norway | 1 | 1 | 0 | 2002-11-07 | |
| V. Måsane | Akershus, Norway | 10 | 1 | 0 | 1996-09-17 | |
| Valen | Vestland, Norway | 12 | 2 | 9 | 2015-08-31 | |
| Vestrevika, Bildøyna | Vestland, Norway | 1 | 1 | 0 | 2018-09-03 | |
| Vollsvannet | Trøndelag, Norway | 1 | 1 | 0 | 2014-05-19 | |
| Vågavegen 5 | Møre og Romsdal, Norway | 2 | 1 | 0 | 2020-06-02 | |
| Årefjordstranda øst | Østfold, Norway | 1 | 1 | 0 | 2016-09-08 |