Genus: Polycentropus
| Site | Municipality (county) | Num. obs. | Num. species | Num. images | Last obs. | |
|---|
| Akersvannet | Vestfold, Norway | 2 | 2 | 0 | 1993-09-16 | |
| Arkavatnet | Rogaland, Norway | 7 | 2 | 0 | 1992-09-22 | |
| Bergvikvatnet | Nordland, Norway | 3 | 1 | 0 | 1994-09-13 | |
| Bogstadvannet | Oslo, Norway | 1 | 1 | 0 | 1994-09-15 | |
| Eidsvatnet | Møre og Romsdal, Norway | 1 | 1 | 0 | 1990-09-12 | |
| Erlevegen 37 | Agder, Norway | 1 | 1 | 0 | 1993-09-09 | |
| Frøylandsvatnet | Rogaland, Norway | 5 | 2 | 0 | 1993-06-01 | |
| Hammervatnet | Trøndelag, Norway | 1 | 1 | 0 | 1990-09-11 | |
| Hjørungdalsvatnet | Møre og Romsdal, Norway | 1 | 1 | 0 | 1992-06-11 | |
| Holdalsvatn | Nordland, Norway | 1 | 1 | 0 | 1994-09-05 | |
| Husavatnet | Vestland, Norway | 4 | 2 | 0 | 1991-09-17 | |
| Ibestadvatnet | Troms, Norway | 2 | 1 | 0 | 1992-06-17 | |
| Kolbjørnviksjøen | Østfold, Norway | 2 | 2 | 0 | 1993-06-10 | |
| Kruktjønna | Trøndelag, Norway | 1 | 1 | 0 | 1991-08-28 | |
| Laksådalsvatnet | Nordland, Norway | 2 | 1 | 0 | 1992-08-27 | |
| Lauvtjønna | Trøndelag, Norway | 1 | 1 | 0 | 1991-05-24 | |
| Lianvatnet | Trøndelag, Norway | 1 | 1 | 0 | 1994-06-02 | |
| Liavatnet | Trøndelag, Norway | 1 | 1 | 0 | 1989-09-19 | |
| Longvatnet | Rogaland, Norway | 1 | 1 | 0 | 1990-06-01 | |
| Lundarvatnet | Vestland, Norway | 1 | 1 | 0 | 1993-10-04 | |
| Madsvannet | Nordland, Norway | 2 | 1 | 0 | 1991-09-12 | |
| Moensvatnet | Vestland, Norway | 4 | 2 | 0 | 1992-10-29 | |
| Opsangervatnet | Vestland, Norway | 1 | 1 | 0 | 1994-06-03 | |
| Rossevatn | Rogaland, Norway | 9 | 2 | 0 | 1993-09-20 | |
| Rundvannet | Troms, Norway | 1 | 1 | 0 | 1994-09-02 | |
| Rørvatnet | Møre og Romsdal, Norway | 1 | 1 | 0 | 1994-09-07 | |
| Røyvannet | Telemark, Norway | 2 | 2 | 0 | 1993-09-10 | |
| Sagtjernet | Innlandet, Norway | 3 | 2 | 0 | 1992-09-21 | |
| Semsvannet | Akershus, Norway | 2 | 1 | 0 | 1993-05-26 | |
| Sillongen | Innlandet, Norway | 1 | 1 | 0 | 1990-09-19 | |
| Stokkavatnet | Nordland, Norway | 1 | 1 | 0 | 1990-09-18 | |
| Tretjønnet | Agder, Norway | 1 | 1 | 0 | 1990-06-26 | |
| Tussvatnet | Nordland, Norway | 1 | 1 | 0 | 1990-06-07 | |
| Tveitavatnet | Vestland, Norway | 1 | 1 | 0 | 1990-05-20 | |
| Ulfsbakktjønn | Vestfold, Norway | 1 | 1 | 0 | 1995-09-25 | |
| Urevann | Nordland, Norway | 1 | 1 | 0 | 1993-05-08 | |
| Vasslivatnet | Rogaland, Norway | 2 | 2 | 0 | 1992-06-04 | |
| Årungen | Akershus, Norway | 1 | 1 | 0 | 1993-09-22 | |
| Åstveitvannet | Vestland, Norway | 1 | 1 | 0 | 1989-09-07 | |
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