Platyhelminthes (Flat worms and Ribbon worms)
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|---|---|---|---|---|---|
| Arkavatnet | Rogaland, Norway | 1 | 1 | 0 | 1989-08-28 | |
| Espegrend | Vestland, Norway | 9 | 3 | 0 | 2002-02-18 | |
| Fiskvågvannet | Nordland, Norway | 1 | 1 | 0 | 2014-08-26 | |
| Fossevatna naturreservat | Vestland, Norway | 2 | 1 | 0 | 2006-05-04 | |
| Hansbakkfjæra | Trøndelag, Norway | 1 | 1 | 0 | 2018-05-23 | |
| Husavatnet | Vestland, Norway | 1 | 1 | 0 | 1989-09-28 | |
| Håkonshella | Vestland, Norway | 1 | 1 | 0 | 2015-10-15 | |
| Håkonshellapollen | Vestland, Norway | 2 | 1 | 0 | 2017-06-02 | |
| Iglevannet | Vestland, Norway | 1 | 1 | 0 | 2009-11-25 | |
| Illestadvatnet | Vestfold, Norway | 1 | 1 | 0 | 2001-05-23 | |
| Krussætertjern | Østfold, Norway | 1 | 1 | 0 | 2000-04-12 | |
| Kverndammen | Telemark, Norway | 1 | 1 | 0 | 1989-09-26 | |
| Likvik, Skjold | Rogaland, Norway | 3 | 1 | 0 | 2018-08-28 | |
| Lille Haukdalsvatn | Finnmark, Norway | 3 | 1 | 0 | 2011-09-05 | |
| Lillestrøm ved Nittelva | Akershus, Norway | 1 | 1 | 0 | 2013-09-13 | |
| Lone | Vestland, Norway | 2 | 1 | 0 | 2015-05-18 | |
| Melingsvåg | Vestland, Norway | 3 | 1 | 0 | 2002-05-28 | |
| Mosvatnet | Rogaland, Norway | 1 | 1 | 0 | 1989-09-06 | |
| Myravatnet | Vestland, Norway | 2 | 2 | 0 | 2007-05-03 | |
| Myrvann sør Fjellstadkrysset | Oslo, Norway | 1 | 1 | 0 | 2013-09-29 | |
| Nesttunelven | Vestland, Norway | 6 | 1 | 0 | 2013-04-23 | |
| Ortuvannet | Vestland, Norway | 1 | 1 | 1 | 2014-10-29 | |
| paradisbukta | Agder, Norway | 1 | 1 | 0 | 2021-08-31 | |
| Rossevatn | Rogaland, Norway | 1 | 1 | 0 | 1989-09-06 | |
| Skithegga | Akershus, Norway | 3 | 1 | 0 | 2014-10-13 | |
| Skithegga | Akershus, Norway | 1 | 1 | 0 | 2014-10-13 | |
| Skomakerdiket | Vestland, Norway | 1 | 1 | 0 | 2015-11-10 | |
| Skranevatnet | Vestland, Norway | 8 | 1 | 0 | 2013-05-30 | |
| Solheimsvannet | Vestland, Norway | 3 | 1 | 0 | 2015-09-07 | |
| Storavatnet | Vestland, Norway | 2 | 2 | 0 | 1989-09-26 | |
| Takseråsdal | Agder, Norway | 1 | 1 | 0 | 2013-09-18 | |
| Tveitevannet | Vestland, Norway | 10 | 3 | 1 | 2010-10-07 | |
| Tveitevannet | Vestland, Norway | 2 | 1 | 0 | 2005-08-28 | |
| verkebekken | Innlandet, Norway | 1 | 1 | 0 | 2004-09-20 | |
| Vikerauntjønna | Trøndelag, Norway | 1 | 1 | 0 | 1989-09-27 | |
| Øksnevadtjern | Rogaland, Norway | 1 | 1 | 0 | 2013-09-12 |