Species: Crucigenia tetrapedia
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|
| Bergvikvatnet | Nordland, Norway | 2 | 1 | 0 | 1990-09-09 | |
| Botnavatnet | Rogaland, Norway | 1 | 1 | 0 | 1989-09-12 | |
| Buvatnet | Møre og Romsdal, Norway | 1 | 1 | 0 | 1989-09-12 | |
| Dælivannet | Akershus, Norway | 1 | 1 | 0 | 1989-09-07 | |
| Grindheimsvatnet | Agder, Norway | 1 | 1 | 0 | 1989-09-19 | |
| Harestuvannet | Akershus, Norway | 1 | 1 | 0 | 1991-09-13 | |
| Haukvatnet | Trøndelag, Norway | 1 | 1 | 0 | 1989-09-22 | |
| Hauskjevatnet | Rogaland, Norway | 1 | 1 | 0 | 1989-09-13 | |
| Håskjoldtjern | Møre og Romsdal, Norway | 2 | 1 | 0 | 1994-09-21 | |
| Imetjønn | Agder, Norway | 1 | 1 | 0 | 1989-10-06 | |
| Kjemsjøen | Innlandet, Norway | 2 | 1 | 0 | 1991-09-05 | |
| Klevatn | Nordland, Norway | 1 | 1 | 0 | 1993-09-07 | |
| Korssjøen | Vestfold, Norway | 2 | 1 | 0 | 1990-09-12 | |
| Kvitblikkvannet | Nordland, Norway | 1 | 1 | 0 | 1989-09-14 | |
| Langavatnet | Vestland, Norway | 1 | 1 | 0 | 1989-08-31 | |
| Laupen | Innlandet, Norway | 1 | 1 | 0 | 1989-09-27 | |
| Longvatnet | Rogaland, Norway | 2 | 1 | 0 | 1990-09-28 | |
| Moensvatnet | Vestland, Norway | 1 | 1 | 0 | 1989-11-07 | |
| Myklebustvannet | Møre og Romsdal, Norway | 1 | 1 | 0 | 1989-09-25 | |
| Nøklevann | Oslo, Norway | 1 | 1 | 0 | 1989-09-15 | |
| Rundvannet | Troms, Norway | 7 | 1 | 0 | 1994-09-10 | |
| Rørvatnet | Møre og Romsdal, Norway | 1 | 1 | 0 | 1991-11-04 | |
| Sagtjernet | Innlandet, Norway | 3 | 1 | 0 | 1994-10-04 | |
| Skarvatnet | Møre og Romsdal, Norway | 1 | 1 | 0 | 1989-09-13 | |
| Stordammen | Akershus, Norway | 1 | 1 | 0 | 1989-09-27 | |
| Svanevatnet | Rogaland, Norway | 1 | 1 | 0 | 1989-09-04 | |
| Testområde | Vestland, Norway | 2 | 1 | 0 | 1991-09-26 | |
| Tretjønnet | Agder, Norway | 1 | 1 | 0 | 1990-06-26 | |
| Tveitavatnet | Vestland, Norway | 1 | 1 | 0 | 1991-05-23 | |