Phylum: Echinoderms (Echinodermata)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Indrehavn | Vestfold, Norway | 4 | 1 | 0 | 1993-11-29 | |
| Inndyr | Nordland, Norway | 5 | 2 | 0 | 1993-10-04 | |
| Inndyr | Nordland, Norway | 39 | 4 | 0 | 1998-09-28 | |
| Innlandet | Møre og Romsdal, Norway | 3 | 1 | 0 | 1997-10-15 | |
| Innsmøla | Møre og Romsdal, Norway | 21 | 4 | 0 | 1996-09-19 | |
| Innvik | Vestland, Norway | 16 | 3 | 0 | 1996-10-03 | |
| Jansvik | Nordland, Norway | 3 | 2 | 0 | 1994-11-29 | |
| Jerkholmen | Agder, Norway | 13 | 2 | 0 | 1996-09-19 | |
| Jomfruland | Telemark, Norway | 4 | 2 | 0 | 1995-09-07 | |
| Judaberg | Rogaland, Norway | 26 | 2 | 0 | 1994-12-20 | |
| Justøya | Agder, Norway | 3 | 2 | 0 | 1996-10-11 | |
| Jørstadneset | Rogaland, Norway | 6 | 4 | 0 | 1996-05-29 | |
| Jåsund, Meling, Haga | Rogaland, Norway | 12 | 2 | 0 | 1993-09-28 | |
| Kaldvellfjorden | Agder, Norway | 52 | 4 | 0 | 1998-09-24 | |
| Karl Johans vern | Vestfold, Norway | 2 | 1 | 0 | 1994-09-23 | |
| Karlsvikodden | Vestfold, Norway | 170 | 7 | 0 | 2008-09-09 | |
| Karlsvikodden | Vestfold, Norway | 2 | 1 | 0 | 2008-04-22 | |
| Killingholmen | Vestfold, Norway | 2 | 2 | 0 | 1996-08-28 | |
| Kjenestangen | Agder, Norway | 2 | 1 | 0 | 1993-09-24 | |
| Kjerreidviken | Vestland, Norway | 2 | 2 | 1 | 2016-05-10 | |
| Kjøpmannsskjær | Vestfold, Norway | 17 | 2 | 0 | 1993-12-22 | |
| Kleiva | Nordland, Norway | 5 | 1 | 0 | 1993-10-13 | |
| Kleppestø | Vestland, Norway | 15 | 2 | 0 | 1993-09-30 | |
| Klippfiskberget | Troms, Norway | 10 | 1 | 0 | 2012-08-30 | |
| Klippfiskberget linje 1-17 m | Troms, Norway | 2 | 2 | 0 | 2011-09-05 | |
| Kloster Halsnøy | Vestland, Norway | 1 | 1 | 0 | 2019-05-23 | |
| Klåmbra-Ryggen | Møre og Romsdal, Norway | 13 | 4 | 0 | 1997-09-22 | |
| Kolbeinsrød | Vestfold, Norway | 17 | 4 | 0 | 1996-09-19 | |
| Kollevåg | Vestland, Norway | 26 | 4 | 0 | 1996-10-02 | |
| Kolvereid | Trøndelag, Norway | 23 | 5 | 0 | 2016-09-09 | |
| Kongsgårdbukta | Agder, Norway | 2 | 2 | 0 | 1995-10-16 | |
| Kopervik | Rogaland, Norway | 3 | 2 | 0 | 1996-10-16 | |
| Korsvika | Trøndelag, Norway | 5 | 2 | 5 | 2013-06-07 | |
| Kringlevågen | Vestland, Norway | 2 | 1 | 0 | 1998-08-31 | |
| Krogshavn | Telemark, Norway | 2 | 1 | 0 | 1993-09-24 | |
| Kuvågen | Vestland, Norway | 33 | 4 | 0 | 1995-10-17 | |
| Kvaløysletta | Troms, Norway | 11 | 2 | 5 | 2019-09-20 | |
| Kvamsøy | Møre og Romsdal, Norway | 3 | 1 | 0 | 1994-11-04 | |
| Kvernavika | Rogaland, Norway | 2 | 1 | 0 | 1994-09-28 | |
| Kyrkjebø | Vestland, Norway | 21 | 3 | 0 | 1997-09-24 | |
| kyrkjetangen | Vestland, Norway | 3 | 2 | 0 | 2013-06-11 | |
| Kyrkjevika, Skjold | Rogaland, Norway | 1 | 1 | 0 | 2016-08-31 | |
| Kyrksæterøra | Trøndelag, Norway | 21 | 4 | 0 | 1995-06-07 | |
| Kårtveitpollen | Vestland, Norway | 2 | 2 | 0 | 2015-09-02 | |
| Kårtveitpollen | Vestland, Norway | 1 | 1 | 0 | 2012-09-20 | |
| Kårvåg | Møre og Romsdal, Norway | 1 | 1 | 0 | 2019-06-11 | |
| Lamøya | Vestfold, Norway | 5 | 1 | 0 | 1994-11-04 | |
| Lande | Agder, Norway | 40 | 4 | 0 | 1995-09-21 | |
| Landsvik | Vestland, Norway | 3 | 3 | 0 | 2015-10-04 | |
| Langangen | Telemark, Norway | 39 | 4 | 0 | 1999-10-08 |
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